ChipFind - документация

Электронный компонент: HA12229F

Скачать:  PDF   ZIP

Document Outline

HA12228F/HA12229F
Audio Signal Processor for Car Deck
(Decode only Dolby B-type NR* with PB Amp.)
ADE-207-325A
2nd Edition
Dec. 2000
Description
HA12228F/HA12229F are silicon monolithic bipolar IC providing Dolby noise reduction system*, music
sensor, PB equalizer system in one chip.
Notes: 1. Dolby is a trademark of Dolby Laboratories Licensing Corporation.
A license from Dolby Laboratories Licensing Corporation is required for the use of this IC.
2. HA12229F is not built-in Dolby B-NR.
Functions
PB equalizer
2 channel
Music sensor
1 channel
Dolby B-NR (Only HA12228F)
2 channel
Line mute SW
2 channel
Features
Different type of PB equalizer characteristics selection (120
s/70
s) is available with fully electronic
control switching built-in.
Easy interface with the PB head. (The PB-EQ resistance self-containing)
Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in.
Available to change music sensing level by external resistor.
Available to change response of music sensor by external capacitor.
Music sensing level, built-in switch to change a band (MSG
V
).
NR ON/OFF fully electronic control switching built-in. (Only HA12228F)
Line mute control switching built-in.
Available to connect direct with MPU.
These ICs are strong for a cellular phone noise.
HA12228F/HA12229F
Rev.2, Dec. 2000, page 2 of 51
Ordering Information
Operating Voltage
Product
Min
Max
Unit
HA12228F
6.5
12
V
HA12229F
Note:
1. These ICs are designed to operate on single supply.
Standard Level
Product
Package
PB-OUT Level
HA12228F
FP-40B
300 mVrms
HA12229F
Function
Product
PB-EQ
Music Sensor
Mute
Dolby B-NR
HA12228F
HA12229F
HA12228F/HA12229F
Rev.2, Dec. 2000, page 3 of 51
Pin Description, Equivalent Circuit (V
CC
= 9 V single supply, Ta = 25C, No Signal,
The value in the table shows typical value.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Description
13
MSI
V = V
CC
/2
V
CC
/2
V
100 k
MS input *
1
4
TAI(L)
Tape input
27
TAI(R)
23 *
2
DET(R)
V = 2.5 V
V
CC
GND
V
Time constant pin for
NR rectifier
8 *
2
DET(L)
26
RIP
V = V
CC
/2
Ripple filter
5 *
3
Bias
V = 0.28 V
GND
V
Dolby bias current
input
14
MSDET
--
GND
Time constant pin for
MS rectifier *
1
Notes: 1. MS: Music Sensor
2. Non connection regarding HA12229F.
3. Test pin regarding HA12229F. Usually open or pull down to GND with 18 k
.
HA12228F/HA12229F
Rev.2, Dec. 2000, page 4 of 51
Pin Description, Equivalent Circuit (V
CC
= 9 V single supply, Ta = 25C, No Signal,
The value in the table shows typical value.) (cont.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Description
25
PBOUT(R)
V = V
CC
/2
V
CC
GND
V
PB output
6
PBOUT(L)
12
MAOUT
MS amp. output *
1
29
EQOUT(R)
V = V
CC
/2
V
CC
GND
V
Equalizer output
2
EQOUT(L)
30
M-OUT(R)
V = V
CC
/2
V
V
CC
GND
Equalizer output for
time constant
1
M-OUT(L)
37
FIN(R)
--
Equalizer input
(FORWARD)
39
FIN(L)
35
RIN(R)
--
Equalizer input
(REVERSE)
33
RIN(L)
Note:
1. MS: Music Sensor
HA12228F/HA12229F
Rev.2, Dec. 2000, page 5 of 51
Pin Description, Equivalent Circuit (V
CC
= 9 V single supply, Ta = 25C, No Signal,
The value in the table shows typical value.) (cont.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Description
20
MUTE ON/OFF
--
22 k
GND
100 k
Mode control input
21 *
1
NR ON/OFF
19
120/70
17
F/R
18
S/R(MS G
V
)
16
MSOUT
--
I
100 k
200
V
CC
GND
MS output (to MPU) *
2
10
MS Gv(S)
V = V
CC
/2
V
90 k
MS gain terminal *
2
11
MS Gv(R)
31
NFI(R)
V = V
CC
/2
V
to Vref
V
CC
Equalizer output for
time constant
40
NFI(L)
Notes: 1. Non connection regarding HA12229F.
2. MS: Music Sensor
HA12228F/HA12229F
Rev.2, Dec. 2000, page 6 of 51
Pin Description, Equivalent Circuit (V
CC
= 9 V single supply, Ta = 25C, No Signal,
The value in the table shows typical value.) (cont.)
Pin No.
Terminal Name
Note
Equivalent Circuit
Description
32
VREF1
V = V
CC
/2
V
CC
GND
V
HA12228F
32
38
R
AL
3
R
AL
28
R
AL
*
1
Reference output
38
VREF2
28
VREF3
3
VREF4
V
CC
GND
The same as
the above.
V
V
HA12229F
32
38
R
AL
3
R
AL
28
R
AL
*
1
15
V
CC
--
V
CC
pin
36
GND
--
GND pin
7
NC
--
9
22
24
34
Note:
1. R
AL
: Parasitic metal resistance
HA12228F/HA12229F
Rev.2, Dec. 2000, page 7 of 51
Block Diagram
HA12228F
EQOUT(R)
F/R
120/70
-
+
-
+
PBOUT(R)
NFI(L)
M-OUT(R)
M-OUT(L)
Dolby B-NR
Dolby B-NR
MUTE-ON/OFF
MUTE-ON/OFF
S/R
+
+
LPF
DET
-
+
-
+
MUTE ON/
NR ON/
120/
/REP(MS Gv)
/REV
MSOUT
31
Vref3
TAI(R)
DET(R)
21
22
23
24
25
26
27
RIP
TAI(L)
DET(L)
MSGv(S)
BIAS
NC
NC
NC
NC
28
29
30
10
9
8
7
6
5
4
3
2
EQOUT(L)
Vref4
1
32
33
34
35
36
37
38
39
FIN(L)
Vref2
Vref1
NFI(R)
GND
NC
40
20
19
18
17
16
15
V
CC
Unit R:
C: F
14
MSDET
MSI
MAOUT
13
MSGv(R)
12
11
13k
270k
180
18k
F/R
120/70
13k
270k
180
18k
FIN(R)
RIN(R)
RIN(L)
PBOUT(L)
+
HA12228F/HA12229F
Rev.2, Dec. 2000, page 8 of 51
HA12229F
EQOUT(R)
F/R
120/70
-
+
-
+
PBOUT(R)
NFI(L)
M-OUT(R)
M-OUT(L)
MUTE-ON/OFF
MUTE-ON/OFF
S/R
+
+
LPF
DET
-
+
-
+
MUTE ON/
120/
/REP(MS Gv)
/REV
MSOUT
31
Vref3
TAI(R)
21
22
23
24
25
26
27
RIP
TAI(L)
MSGv(S)
BIAS
NC
NC
NC
NC
NC
NC
28
29
30
10
9
8
NC
7
6
5
4
3
2
EQOUT(L)
Vref4
1
32
33
34
35
36
37
38
39
FIN(L)
Vref2
Vref1
NFI(R)
GND
NC
40
20
19
18
17
16
15
V
CC
Unit R:
C: F
14
MSDET
MSI
MAOUT
13
MSGv(R)
12
11
13k
270k
180
18k
F/R
120/70
13k
270k
180
18k
FIN(R)
RIN(R)
RIN(L)
PBOUT(L)
+
HA12228F/HA12229F
Rev.2, Dec. 2000, page 9 of 51
Functional Description
Power Supply Range
HA12228F/HA12229F are provided with three line output level, which will permit on optimum overload
margin for power supply conditions. And these are designed to operate on single supply only.
Table 1
Supply Voltage Range
Product
Single Supply
HA12228F
6.5 V to 12.0 V
HA12229F
Note:
The lower limit of supply voltage depends on the line output reference level.
The minimum value of the overload margin is specified as 12 dB by Dolby Laboratories.
Reference Voltage
These devices provide the reference voltage of half the supply voltage that is the signal grounds. As the
peculiarity of these devices, the capacitor for the ripple filter is very small about 1/100 compared with their
usual value. The block diagram is shown as figure 1.
-
+
-
+
-
+
-
+
15
V
CC
26
3
32
28
38
+
36
GND
Lch equalizer
Vref1
Vref2
Vref3
Vref4
Rch equalizer
MS block
Lch
Dolby NR circuit
: Internal reference voltage
Rch
Dolby NR circuit
Figure 1a The HA12228F Block Diagram of Reference Supply Voltage
HA12228F/HA12229F
Rev.2, Dec. 2000, page 10 of 51
-
+
-
+
-
+
15
V
CC
26
32
38
+
36
GND
Lch equalizer
Vref1
Vref2
28 Vref3
3 Vref4
Rch equalizer
MS block
: Internal reference voltage
Line Amp. circuit
Figure 1b The HA12229F Block Diagram of Reference Supply Voltage
Operating Mode Control
HA12228F/HA12229F provides fully electronic switching circuits. And each operating mode control are
controlled by parallel data (DC voltage).
When a power supply of this IC is cut off, for a voltage, in addition to a mode control terminal even though
as do not destruct it, in series for resistance.
Table 2
Threshold Voltage (V
TH
)
Pin No.
Lo
Hi
Unit
Test Condition
17, 18, 19, 20, 21*
0.2 to 1.0
3.5 to V
CC
V
Input Pin
Measure
V
Note:
*
Non connection regarding HA12229F.
HA12228F/HA12229F
Rev.2, Dec. 2000, page 11 of 51
Table 3
Switching Truth Table
Pin No.
Pin Name
Lo
Hi
17
Forward/Reverse
Forward
Reverse
18
Search/Repeat
Search (FF or REV)
Repeat (Normal speed)
19
120
/70
70
(Metal or Chrome)
120
(Normal)
20
MUTE ON/OFF
MUTE-OFF
MUTE-ON
21*
NR ON/OFF
NR-OFF
NR-ON
Notes: *
Non connection regarding HA12229F.
1. Each pins are on pulled down with 100 k
internal resistor.
Therefore, it will be low-level when each pins are open.
2. Over shoot level and under shoot level of input signal must be the standardized.
(High: V
CC
, Low: 0.2 V)
3. Reducing pop noise is so much better for 10 k
to 22 k
resisitor and 1
F to 22
F capacitor
shown figure 2.
Input Pin
1 to 22
F
MPU
10 to 22k
+
Figure 2 Interface for Reduction of Pop Noise
HA12228F/HA12229F
Rev.2, Dec. 2000, page 12 of 51
Input Block Diagram and Level Diagram
The each level shown above is typical value when offering PBOUT level
to PBOUT pin. (EQ Amp. G
V
= 40.8dB at f = 1kHz)
Note: HA12229F is not built-in Dolby B-NR.
EQOUT
TAI
30mVrms
(
-
28.2dBs)
300mVrms
(
-
8.2dBs)
0.55mVrms
(
-
63dBs)
-
+
-
+
C2
0.1
F
C1
0.01
F
M-OUT
NFI
RIN
FIN
Vref1
13k
180
270k
Vref3
Dolby B-NR
circuit *
PBOUT
18k
R2
5.1k
R1
5.1k
Figure 3 Input Block Diagram
Adjustment of Playback Dolby Level
After replace R5 and R6 with a half-fix volume of 10 k
, adjust playback Dolby level.
HA12228F/HA12229F
Rev.2, Dec. 2000, page 13 of 51
The Sensitivity Adjustment of Music Sensor
Adjusting MS Amp. gain by external resistor, the sensitivity of music sensor can set up. The music sensor
block diagram is shown in figure 4, and frequency response is shown in figure 5.
-
+
-
+
TAI(R)
TAI(L)
Note: The impedance of MSI is 100k
.
C8
0.01
F
C6
0.33
F
R11
330k
MSOUT
REX2
CEX2
REX1
CEX1
MS
SER
MS
REP
MS
Amp.
1
MS
DET
MA
OUT
MSI
100k
90k
+
LPF
DET
V
CC
DV
CC
L/R signal
addition
25kHz
20dB
-
6dB
1
+
GND
R
L
I
L
Micro
computer
Figure 4 Music Sensor Block Diagram
G
V2
G
V1
10
100k
25k
10k
1k
f
3
f
4
f
2
f
1
f (Hz)
G
V
(dB)
100
Repeat mode
Search mode
Figure 5 Frequency Response
HA12228F/HA12229F
Rev.2, Dec. 2000, page 14 of 51
1. Search mode
G
V1
= 20dB + 20 log 1 +
[dB]
90k
REX2
f
1
=
[Hz], f
2
= 25k [Hz]
1
2
CEX2
REX2
2. Repeat mode
G
V2
= 20dB + 20 log 1 +
[dB]
90k
REX1
f
3
=
[Hz], f
4
= 25k [Hz]
1
2
CEX1
REX1
G
V
IA: LR signal addition circuit gain.
The sensitivity of music sensor (S) is computed by the formula mentioned below.
S =
-
G
V
*
1
-
20 log
= 12.7
-
G
V
[dB]
130*
3
30*
2
Note: 1. Search mode: G
V1
, Repeat mode: G
V2
2. Standard level of TAI pin (Dolby level correspondence) = 30 mVrms
3. Standard sensing level of music sensor = 130 mVrms
Item
REX1, 2
CEX1, 2
G
V1, 2
f
1, 3
f
2, 4
S
(one side
channel)
S
(both
channel)
Search mode
24 k
0.01
F
33.5 dB
663 Hz
25 kHz
14.8 dB
20.8 dB
Repeat mode
2.4 k
1
F
51.7 dB
66.3 Hz
25 kHz
33.0 dB
39.0 dB
Note:
S is 6 dB down in case of one-side channel. And this MS presented hysteresis lest MSOUT terminal
should turn over again High level or Low level, in case of thresh S level constantly.
Music Sensor Time Constant
1. Sensing no signal to signal (Attack) is determined by C6, 0.01
F to 1
F capacitor C6 can be
applicable.
2. Sensing signal to no signal (Recovery) is determined by C6 and R11, however preceding (1), 100 k
to
1 M
can be applicable.
Music Sensor Output (MSOUT)
As for the internal circuit of music sensor block, music sensor output pin is connected to the collector of
NPN type directly, therefore, output level will be "high" when sensing no signal. And output level will be
"low" when sensing signal.
I
L
=
* MSOUT
LO
: Sensing signal (about 1V)
DV
CC
-
MSOUT
LO
*
R
L
Note: 1. Supply voltage of MSOUT pin must be less than V
CC
voltage.
HA12228F/HA12229F
Rev.2, Dec. 2000, page 15 of 51
The Tolerances of External Components for Dolby NR (Only HA12228F)
For adequate Dolby NR tracking response, take external components shown below.
Also, leak is small capacity, and please employ a good quality object.
23
DET(R)
HA12228F
5
R10
18k
2%
BIAS
C14
0.1
F
10%
8
C7
0.1
F
10%
DET(L)
Figure 6 Tolerance of External Components
Countermeasure of a Cellular Phone Noise
This IC have reinforced a cellular phone noise countermeasure, to show it hereinafter.
However, it is presumed that this effect change it greatly, by a mount set.
Please sufficiently examine an arrangement of positions, shield method, wiring pattern, in order to oftain a
maximum effect.
A high terminal of a noise sensitivity of this IC is FIN, RIN, NFI and RIP.
Test condition
Use for SG by cellular radio for an evaluation use.
SG output mode
PDC system, burst
UP Tch (Transmission mode on the side of a movement machine)
To evaluate a capacitor of 1000 pF as connecting with it directly.
About EQOUT output, what you measure through DIN/AUDIO filter.
Note:
ref
EQOUT
-
+
HA12228F
NFI
SG
FIN
1000 p
AC VM
wait DIN/AUDIO
0.01
M-OUT
180
270 k
13 k
Figure 7 Test Circuit
HA12228F/HA12229F
Rev.2, Dec. 2000, page 16 of 51
Frequency (MHz)
EQOUT Noise Output (dBs)
0
-
10
-
20
-
30
-
40
-
50
-
60
100
1000
10000
FIN
EQOUT,
V
CC
= 9 V,
Vin = 0 dBm
HA12228F
HA12229F
Figure 8 EQOUT Noise Output vs. Transmission Frequency Characteristic
Higher Harmonic Input Vin (dBm)
EQOUT Noise Output (dBs)
10
-
10
-
30
-
20
-
40
-
60
-
50
-
70
0
-
80
-
50
-
10
-
40
-
30
-
20
20
0
10
FIN
EQOUT,
V
CC
= 9 V,
f = 900 MHz
HA12228F
HA12229F
Figure 9 EQOUT Noise Output vs. Transmission Signal Input Level Characteristic
HA12228F/HA12229F
Rev.2, Dec. 2000, page 17 of 51
Absolute Maximum Ratings (Ta = 25C)
Item
Symbol
Rating
Unit
Note
Maximum supply voltage
V
CC
Max
16
V
Power dissipation
Pd
400
mW
Ta
85C
Operating temperature
Topr
40 to +85
C
Storage temperature
Tstg
55 to +125
C
HA12228F/HA12229F
Rev.2, Dec. 2000, page 18 of 51
Electrical Characteristics
HA12228F
Item
Symbol
Test Condition
Application Terminal
IC Condition
Specification
Input
Output
NR
ON/OFF
OFF
Quiescent current
Input Amp. gain
MUTE
ON/OFF
120
/
70
SER/
REP
FOR/
REV
OFF
ON
ON
ON
ON
OFF
OFF
B-type decode cut
Signal handling
Signal to noise ratio
Total Harmonic Distortion
MUTE attenuation
Channel separation
I
Q
G
V
IA
DEC 2k (1)
Vo max
S/N
THD
CTRL (1)
CTRL (2)
CT MUTE
No signal
No signal
No signal
THD=1%
Rg=10k
, CCIR/ARM
Rg=680
, DIN-AUDIO
THD=1%
(Ta = 25
C, V
CC
= 9 V, Dolby level 0 dB = PBOUT level 0 dB = 300 mVrms, EQOUT level 0 dB = 60 mVrms)
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
70
SER
FOR
Control voltage
V
IL
V
IH
PB-EQ Maximum output level
PB-EQ T.H.D.
V
OM
THD-EQ
120
120
FOR
FOR/
REV
ON
ON
ON
DEC 2k (2)
DEC 5k (1)
DEC 5k (2)
OFF
OFF
OFF
OFF
PBOUT offset
OFF
OFF
PB-EQ input conversion noise
MS sensing level
MS output low level
MS output leakage current
V
N
V
ON
(1)
V
ON
(2)
V
OL
I
OH
OFF
OFF
OFF
120
SER
REP
SER
FOR/
REV
FOR
1k
2k
1k
1k
1k
1k
1k
1k
1k
1k
2k
5k
5k
(1k)
5k
5k
5k
Notes:
1.
2.
3.
V
CC
= 12V
V
CC
= 6.5V
For inputting signal to one side channel
Min
Other
19.0
-
5.8
12.0
70.0
50.0
70.0
70.0
4.0
-
0.2
3.5
300
-
10.0
-
4.7
-
9.7
-
36.0
-
18.0
Typ
20.0
-
4.3
13.0
80.0
0.05
60.0
80.0
80.0
9.5
600
0.1
-
8.5
-
3.2
-
8.2
0.7
-
32.0
-
14.0
1.0
0.0
R
COM
27
27
27
27
27
37
27
27
37
37/35
37/35
27
27
L
4
4
4
4
4
39
4
4
39
39/33
39/33
4
4
R
25
25
25
25
25
29
2
25
29
29
29
25
L
6
6
6
6
6
2
29
25
66
25
6
2
2
2
6
15
17 to
21
16
16
16
Max
21.0
-
2.8
27
4
2
5
6
0.3
15.0
1.0
V
CC
0.3
-
7.0
27
4
2
5
6
-
1.7
27
4
2
5
6
-
6.7
1.5
-
28.0
-
10.0
1.5
2.0
Unit
Remark
dB
dB
dB
dB
dB
dB
2
3
27
4
2
5
6
16
3
dB
%
dB
dB
dB
mA
V
V
mVrms
dB
%
Vrms
dB
dB
V
A
fin
(Hz)
0
-
20
(0)
0
(+12)
(+12)
-
30
-
20
-
30
0
EQOUT
level (dB)
PBOUT
level (dB)
+14dB
G
V
EQ 1k
PB-EQ gain
G
V
EQ 10k(1)
G
V
EQ 10k(2)
120
120
70
FOR/
REV
FOR
FOR
1k
10k
10k
37.8
33.9
29.6
40.8
36.9
32.6
37/35
37
37
39/33
39
39
29
2
43.8
dB
dB
29
2
29
2
39.9
35.6
0
0
0
(+20)
OFF
Vofs
OFF
ON
-
150
0
25
6
1
150
mV
HA12228F/HA12229F
Rev.2, Dec. 2000, page 19 of 51
HA12229F
Item
Symbol
Test Condition
Application Terminal
IC Condition
Specification
Input
Output
Quiescent current
Input Amp. gain
MUTE
ON/OFF
120
/
70
SER/
REP
FOR/
REV
Signal handling
Signal to noise ratio
Total Harmonic Distortion
MUTE attenuation
Channel separation
I
Q
G
V
IA
Vo max
S/N
THD
CTRL (1)
CTRL (2)
CT MUTE
No signal
No signal
No signal
THD=1%
Rg=10k
, CCIR/ARM
Rg=680
, DIN-AUDIO
THD=1%
(Ta = 25
C, V
CC
= 9 V, PBOUT level 0 dB = 300 mVrms, EQOUT level 0 dB = 60 mVrms)
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
70
SER
FOR
Control voltage
V
IL
V
IH
PB-EQ Maximum output level
PB-EQ T.H.D.
V
OM
THD-EQ
120
120
FOR
FOR/
REV
PBOUT offset
PB-EQ input conversion noise
MS sensing level
MS output low level
MS output leakage current
V
N
V
ON
(1)
V
ON
(2)
V
OL
I
OH
OFF
OFF
OFF
120
SER
REP
SER
FOR/
REV
FOR
1k
1k
1k
1k
1k
1k
1k
1k
1k
(1k)
5k
5k
5k
Notes:
1.
2.
3.
V
CC
= 12V
V
CC
= 6.5V
For inputting signal to one side channel
Min
Other
19.0
12.0
70.0
50.0
70.0
70.0
3.0
-
0.2
3.5
300
-
36.0
-
18.0
Typ
20.0
13.0
80.0
0.05
60.0
80.0
80.0
5.0
600
0.1
0.7
-
32.0
-
14.0
1.0
0.0
R
COM
27
27
27
27
37
27
27
37
37/35
37/35
27
27
L
4
4
4
4
39
4
4
39
39/33
39/33
4
4
R
25
25
25
25
29
2
25
29
29
29
25
L
6
6
6
6
2
29
25
66
25
6
2
2
2
6
15
17 to
20
16
16
16
Max
21.0
0.3
8.0
1.0
V
CC
0.3
1.5
-
28.0
-
10.0
1.5
2.0
Unit
Remark
dB
dB
2
3
27
4
2
5
6
16
3
dB
%
dB
dB
dB
mA
V
V
mVrms
dB
%
Vrms
dB
dB
V
A
fin
(Hz)
0
(0)
0
(+12)
(+12)
0
EQOUT
level (dB)
PBOUT
level (dB)
+14dB
G
V
EQ 1k
PB-EQ gain
G
V
EQ 10k(1)
G
V
EQ 10k(2)
120
120
70
FOR/
REV
FOR
FOR
1k
10k
10k
37.8
33.9
29.6
40.8
36.9
32.6
37/35
37
37
39/33
39
39
29
2
43.8
dB
dB
29
2
29
2
39.9
35.6
0
0
0
(+20)
Vofs
OFF
ON
-
150
0
25
6
1
150
mV
HA12228F/HA12229F
Rev.2, Dec. 2000, page 20 of 51
Test Circuit
EQOUT(R)
F/R
120/70
-
+
-
+
NFI(L)
M-OUT(R)
M-OUT(L)
Dolby B-NR
Dolby B-NR
MUTE-ON/OFF
MUTE-ON/OFF
S/R
SW6
SW8
RIN
TAI
Lch
Rch
FIN
SW4
SW2
RIN
FIN
TAI
SW3
EXT
OFF
ON
SW12
EQ
PB
EQ
SW10
Rch
Lch
EX
SW5
SW7
EQ
EQ
PB
EX
OFF
ON
SW1
+
+
+
+
LPF
AUDIO SG
DC SOURCE3
DC SOURCE1
OSCILLO
SCOPE
NOISE
METER
NOISE METER
WITH CCIR/ARM FILTER
AND DIN/AUDIO FILTER
AC VM2
DISTORTION
ANALYZER
DC SOURCE2
(5V)
AC VM1
DET
-
+
-
+
MUTE ON/
EXT
OFF
ON
SW11
SW9
PBR
PBL
MS
DC VM
EXT
70
120
SW13
120/
/REP(MS Gv)
/REV
MSOUT
31
Vref3
TAI(R)
DET(R)
21
22
23
24
25
26
27
RIP
NR
ON/
TAI(L)
DET(L)
MSGv(S)
BIAS
NC
NC
NC
NC
28
29
30
10
9
8
7
6
5
4
3
2
EQOUT(L)
Vref4
1
32
33
34
35
36
37
38
39
Vref2
Vref1
NFI(R)
GND
NC
40
20
19
18
17
16
15
V
CC
Notes:
1.
2.
3.
Resistor tolerance
1%
Capacitor tolerance
1%
Unit R:
, C: F
14
MSDET
MSI
MAOUT
13
MSGv(R)
12
11
13k
270k
C3
0.01
R26
680
C19
22
180
18k
F/R
120/70
13k
270k
180
18k
C18
0.01
C7
0.1
C11
0.01
C10
0.33
C4
0.1
C6
2.2
C13
0.01
R7
5.1k
R10
18k
R11
10k
R18
10k
R9
10k
R17
24k
R15
330k
R14
3.9k
R8
5.1k
R20
5.1k
R21
5.1k
+
R16
2.4k
C12
1
C22
100
+
R27
680
C21
22
+
R1
680
C1
22
+
R2
680
C2
22
+
+
C15
2.2
C17
0.1
C20
1
C14
0.1
R19
10k
EXT
SER
REP
SW14
EXT
FOR
REV
SW15
HA12228F/HA12229F
Rev.2, Dec. 2000, page 21 of 51
Characteristic Curves
Frequency (Hz)
Decode Cut vs. Frequency (HA12228F)
Decode Cut (dB)
0
-
4
-
8
-
6
-
2
-
10
-
12
100
1k
10k
20k
0dB
-
10dB
-
40dB
-
30dB
-
20dB
V
CC
= 9 V
TAI
PBOUT
NR-ON
Supply Voltage (V)
Quiescent Current vs. Supply Voltage (HA12228F)
6
9
10
11
12
8
7
13
Quiescent Current (mA)
13
12
11
10
7
9
8
6
No signal
all "L"
120
NR-ON
HA12228F/HA12229F
Rev.2, Dec. 2000, page 22 of 51
Frequency (Hz)
Input Amp. Gain vs. Frequency (HA12228F)
Gain (dB)
30
-
10
0
10
20
-
20
10
100k
10k
1k
100
1M
V
CC
= 9 V
TAI
PBOUT
NR-OFF
Total Harmonic Distortion vs. Frequency (HA12228F) (1)
T.H.D. (%)
1
0.01
0.1
0.001
Frequency (Hz)
100
1k
10k
20k
-
10 dB
0 dB
10 dB
V
CC
= 9 V
TAI
PBOUT
NR-OFF
HA12228F/HA12229F
Rev.2, Dec. 2000, page 23 of 51
Total Harmonic Distortion vs. Frequency (HA12228F) (2)
T.H.D. (%)
1
0.01
0.1
0.001
Frequency (Hz)
100
1k
10k
20k
-
10 dB
0 dB
10 dB
V
CC
= 9 V
TAI
PBOUT
NR-ON
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12228F) (1)
-
15
0
5
10
15
-
5
-
10
20
T.H.D. (%)
10
1
0.1
0.01
V
CC
= 9 V
TAI
PBOUT
0 dB = 300 mVrms
NR-OFF
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 24 of 51
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12228F) (2)
-
15
0
5
10
15
-
5
-
10
20
T.H.D. (%)
10
1
0.1
0.01
V
CC
= 9 V
TAI
PBOUT
0 dB = 300 mVrms
NR-ON
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12228F) (1)
5
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
TAI
PBOUT = 300 mVrms
NR-OFF
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 25 of 51
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12228F) (2)
5
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
TAI
PBOUT = 300 mVrms
NR-ON
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Signal Handling (HA12228F)
6
15
14
13
12
11
10
9
8
7
16
Vomax (dB)
40
35
30
25
20
15
10
5
0
NR-OFF
NR-ON
TAI
PBOUT = 300 mVrms
f = 1 kHz, T.H.D. = 1%
HA12228F/HA12229F
Rev.2, Dec. 2000, page 26 of 51
Supply Voltage (V)
Signal to Noise Ratio vs. Supply Voltage (HA12228F)
Signal to Noise Ratio (dB)
90
85
80
75
70
65
6
7
8
9
10
11
12
13
NR-OFF
NR-ON
TAI
PBOUT = 300 mVrms
f = 1 kHz
CCIR/ARM filter
Frequency (Hz)
EQ Amp. Gain vs. Frequency (HA12228F)
EQ Gain (dB)
70
50
40
30
20
10
0
60
-
10
10
100
100k
10k
1k
1M
V
CC
= 9 V
Fin
EQOUT
70
120
HA12228F/HA12229F
Rev.2, Dec. 2000, page 27 of 51
Total Harmonic Distortion vs. Frequency (HA12228F)
T.H.D. (%)
1
0.01
0.1
0.001
Frequency (Hz)
100
1k
10k
20k
120
70
V
CC
= 9 V
Fin
EQOUT
Vout = +20 dB
0 dB = 60 mVrms
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12228F) (1)
-
5
15
20
25
30
0
5
10
35
T.H.D. (%)
10
0.1
1
0.01
0.001
V
CC
= 9 V
Fin
EQOUT
120
0 dB = 60 mVrms
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 28 of 51
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12228F) (2)
-
5
15
20
25
30
0
5
10
35
T.H.D. (%)
10
0.1
1
0.01
0.001
V
CC
= 9 V
Fin
EQOUT
70
0 dB = 60 mVrms
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12228F) (1)
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
Fin
EQOUT
120
0 dB = 60 mVrms
Vout = +10 dB
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 29 of 51
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12228F) (2)
13
12
11
10
9
8
7
6
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
Fin
EQOUT
70
0 dB = 60 mVrms
Vout = +10 dB
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Signal Handling (HA12228F) (1)
Vomax (dB)
40
35
30
20
25
15
Fin
EQOUT
120
0 dB = 60 mVrms
f = 1 kHz
T.H.D. = 1%
HA12228F/HA12229F
Rev.2, Dec. 2000, page 30 of 51
13
12
11
10
9
8
7
6
Supply Voltage (V)
Signal Handling (HA12228F) (2)
Vomax (dB)
40
35
30
20
25
15
13
12
11
10
9
8
7
6
Supply Voltage (V)
Fin
EQOUT
70
0 dB = 60 mVrms
f = 1 kHz
T.H.D. = 1%
Signal to Noise Ratio vs. Supply Voltage (HA12228F)
Signal to Noise Ratio (dB)
80
75
70
65
60
55
50
45
40
120
70
Fin
EQOUT
0 dB = 60 mVrms
f = 1 kHz
Din-Audio filter
HA12228F/HA12229F
Rev.2, Dec. 2000, page 31 of 51
Frequency (Hz)
Ripple Rejection Ratio vs. Frequency (HA12228F) (1)
Ripple Rejection Ratio R.R.R. (dB)
20
10
0
-
20
-
10
-
30
-
50
-
40
-
60
10
100
100k
10k
1k
NR-on
NR-off
V
CC
= 9 V
Vin = 100 mVrms
PBOUT
Frequency (Hz)
Ripple Rejection Ratio vs. Frequency (HA12228F) (2)
Ripple Rejection Ratio R.R.R. (dB)
20
10
0
-
20
-
10
-
30
-
50
-
40
-
60
10
100
100k
10k
1k
70
s
120
s
V
CC
= 9 V
Vin = 100 mVrms
EQOUT
FOR mode
HA12228F/HA12229F
Rev.2, Dec. 2000, page 32 of 51
Frequency (Hz)
Channel Separation vs. Frequency (HA12228F) (1)
Channel Separation (dB)
-
40
-
50
-
60
-
70
-
80
-
90
10
100
100k
10k
1k
V
CC
= 9 V
Fin(L)
EQOUT(L
R)
Vout = +12 dB
Frequency (Hz)
Channel Separation vs. Frequency (HA12228F) (2)
Channel Separation (dB)
-
50
-
60
-
70
-
80
-
90
-
100
10
100
100k
10k
1k
V
CC
= 9 V
TAI(L)
PBOUT(L
R)
Vout = +12 dB
HA12228F/HA12229F
Rev.2, Dec. 2000, page 33 of 51
Frequency (Hz)
Crosstalk vs. Frequency (HA12228F)
Crosstalk (dB)
-
40
-
50
-
60
-
70
-
80
-
90
10
100
100k
10k
1k
V
CC
= 9 V
Fin(L)
Rin(L)
EQOUT(L)
Vout = +12 dB
Frequency (Hz)
Mute Attenuation vs. Frequency (HA12228F)
Mute Attenuation (dB)
-
40
-
60
-
80
-
100
-
120
-
140
10
100
100k
10k
1k
V
CC
= 9 V
TAI
PBOUT
Vout = +12 dB
HA12228F/HA12229F
Rev.2, Dec. 2000, page 34 of 51
Frequency (Hz)
MS Amp. Gain vs. Frequency (HA12228F) (1)
Gain (dB)
50
40
30
10
20
0
-
10
-
20
10
100
100k
10k
1k
V
CC
= 9 V
TAI (SER mode)
MSI
MAOUT
Frequency (Hz)
MS Amp. Gain vs. Frequency (HA12228F) (2)
Gain (dB)
50
40
30
10
20
0
-
10
-
20
10
100
100k
10k
1k
V
CC
= 9 V
TAI (REP mode)
MSI
MAOUT
HA12228F/HA12229F
Rev.2, Dec. 2000, page 35 of 51
Frequency (Hz)
MS Sensing Level vs. Frequency (HA12228F)
MS Sensing Level (dB)
10
100
100k
10k
1k
10
0
-
10
-
20
-
30
-
40
SER L
H
SER H
L
REP L
H
REP H
L
V
CC
= 9 V
TAI
PBOUT
f = 5 kHz
0 dB = 300 mVrms
Resistance R15 (
)
No-Signal Sensing Time vs. Resistance (HA12228F)
No-Signal Sensing Time (ms)
1000
10
100
1
10M
100k
1M
10k
SER
SER
SER
REP
REP
REP
V
CC
= 9 V
TAI
PBOUT
NR off
f = 5 kHz
C10
0.33
R15
14
V
CC
PBOUT
MSOUT
0 dB
-
5 dB
-
10 dB
0 dB
-
5 dB
-
10 dB
HA12228F/HA12229F
Rev.2, Dec. 2000, page 36 of 51
1000
10
100
1
SER
SER
SER
REP
REP
REP
V
CC
= 9 V
TAI
PBOUT
NR off
f = 5 kHz
0 dB
-
5 dB
-
10 dB
0 dB
-
5 dB
-
10 dB
Capacitance C10 (
F)
Signal Sensing Time vs. Capacitance (HA12228F)
Signal Sensing Time (ms)
0.001
0.01
10
1
0.1
C10
R15
330k
14
V
CC
PBOUT
MSOUT
Supply Voltage (V)
Quiescent Current vs. Supply Voltage (HA12229F)
6
9
10
11
12
8
7
13
Quiescent Current (mA)
7
6.5
6
5.5
5
4.5
4
No signal
all "L"
120
HA12228F/HA12229F
Rev.2, Dec. 2000, page 37 of 51
Frequency (Hz)
Input Amp. Gain vs. Frequency (HA12229F)
Gain (dB)
30
-
10
0
10
20
-
20
10
100k
10k
1k
100
1M
V
CC
= 9 V
TAI
PBOUT
Total Harmonic Distortion vs. Frequency (HA12229F)
T.H.D. (%)
1
0.01
0.1
0.001
Frequency (Hz)
100
1k
10k
20k
-
10 dB
0 dB
10 dB
V
CC
= 9 V
TAI
PBOUT
HA12228F/HA12229F
Rev.2, Dec. 2000, page 38 of 51
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12229F)
-
15
0
5
10
15
-
5
-
10
20
T.H.D. (%)
10
1
0.1
0.01
V
CC
= 9 V
TAI
PBOUT
0 dB = 300 mVrms
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12229F)
5
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
TAI
PBOUT = 300 mVrms
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 39 of 51
Supply Voltage (V)
Signal Handling (HA12229F)
6
15
14
13
12
11
10
9
8
7
16
Vomax (dB)
40
35
30
25
20
15
10
5
0
TAI
PBOUT = 300 mVrms
f = 1 kHz, T.H.D. = 1%
Supply Voltage (V)
Signal to Noise Ratio vs. Supply Voltage (HA12229F)
Signal to Noise Ratio (dB)
90
85
80
75
70
65
6
7
8
9
10
11
12
13
TAI
PBOUT = 300 mVrms
f = 1 kHz
CCIR/ARM filter
HA12228F/HA12229F
Rev.2, Dec. 2000, page 40 of 51
Frequency (Hz)
EQ Amp. Gain vs. Frequency (HA12229F)
EQ Gain (dB)
70
50
40
30
20
10
0
60
-
10
V
CC
= 9 V
Fin
EQOUT
70
120
10
100k
10k
1k
100
1M
Total Harmonic Distortion vs. Frequency (HA12229F)
T.H.D. (%)
1
0.01
0.1
0.001
Frequency (Hz)
100
1k
10k
20k
120
70
V
CC
= 9 V
Fin
EQOUT
Vout = +20 dB
0 dB = 60 mVrms
HA12228F/HA12229F
Rev.2, Dec. 2000, page 41 of 51
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12229F) (2)
-
5
15
20
25
30
0
5
10
35
T.H.D. (%)
10
0.1
1
0.01
0.001
V
CC
= 9 V
Fin
EQOUT
70
0 dB = 60 mVrms
100 Hz
1 kHz
10 kHz
Output Level Vout (dB)
Total Harmonic Distortion vs. Output Level (HA12229F) (1)
-
5
15
20
25
30
0
5
10
35
T.H.D. (%)
10
0.1
1
0.01
0.001
V
CC
= 9 V
Fin
EQOUT
120
0 dB = 60 mVrms
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 42 of 51
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12229F) (1)
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
Fin
EQOUT
120
0 dB = 60 mVrms
Vout = +10 dB
100 Hz
1 kHz
10 kHz
Supply Voltage (V)
Total Harmonic Distortion vs. Supply Voltage (HA12229F) (2)
13
12
11
10
9
8
7
6
T.H.D. (%)
1
0.1
0.01
0.001
Fin
EQOUT
70
0 dB = 60 mVrms
Vout = +10 dB
100 Hz
1 kHz
10 kHz
HA12228F/HA12229F
Rev.2, Dec. 2000, page 43 of 51
13
12
11
10
9
8
7
6
Supply Voltage (V)
Signal Handling (HA12229F) (2)
Vomax (dB)
40
35
30
20
25
15
Fin
EQOUT
70
0 dB = 60 mVrms
f = 1 kHz
T.H.D. = 1%
13
12
11
10
9
8
7
6
Supply Voltage (V)
Signal Handling (HA12229F) (1)
Vomax (dB)
40
35
30
20
25
15
Fin
EQOUT
120
0 dB = 60 mVrms
f = 1 kHz
T.H.D. = 1%
HA12228F/HA12229F
Rev.2, Dec. 2000, page 44 of 51
13
12
11
10
9
8
7
6
Supply Voltage (V)
Signal to Noise Ratio vs. Supply Voltage (HA12229F)
Signal to Noise Ratio (dB)
80
75
70
65
60
55
50
45
40
120
70
Fin
EQOUT
0 dB = 60 mVrms
f = 1 kHz
Din-Audio filter
Frequency (Hz)
Ripple Rejection Ratio vs. Frequency (HA12229F) (1)
Ripple Rejection Ratio R.R.R. (dB)
20
10
0
-
20
-
10
-
30
-
50
-
40
-
60
10
100
100k
10k
1k
V
CC
= 9 V
Vin = 100 mVrms
PBOUT
HA12228F/HA12229F
Rev.2, Dec. 2000, page 45 of 51
Frequency (Hz)
Ripple Rejection Ratio vs. Frequency (HA12229F) (2)
Ripple Rejection Ratio R.R.R. (dB)
20
10
0
-
20
-
10
-
30
-
50
-
40
-
60
10
100
100k
10k
1k
120
s
70
s
V
CC
= 9 V
Vin = 100 mVrms
EQOUT
FOR mode
Frequency (Hz)
Channel Separation vs. Frequency (HA12229F) (1)
Channel Separation (dB)
-
40
-
50
-
60
-
70
-
80
-
90
V
CC
= 9 V
Fin(L)
EQOUT(L
R)
Vout = +12 dB
10
100k
10k
1k
100
HA12228F/HA12229F
Rev.2, Dec. 2000, page 46 of 51
Frequency (Hz)
Crosstalk vs. Frequency (HA12229F)
Crosstalk (dB)
-
40
-
50
-
60
-
70
-
80
-
90
V
CC
= 9 V
Fin(L)
Rin(L)
EQOUT(L)
Vout = +12 dB
10
100k
10k
1k
100
Frequency (Hz)
Channel Separation vs. Frequency (HA12229F) (2)
Channel Separation (dB)
-
50
-
60
-
70
-
80
-
90
-
100
V
CC
= 9 V
TAI(L)
PBOUT(L
R)
Vout = +12 dB
10
100k
10k
1k
100
HA12228F/HA12229F
Rev.2, Dec. 2000, page 47 of 51
Frequency (Hz)
Mute Attenuation vs. Frequency (HA12229F)
Mute Attenuation (dB)
-
40
-
60
-
80
-
100
-
120
-
140
V
CC
= 9 V
TAI
PBOUT
Vout = +12 dB
10
100k
10k
1k
100
10
100k
10k
1k
100
Frequency (Hz)
MS Amp. Gain vs. Frequency (HA12229F) (1)
Gain (dB)
50
40
30
10
20
0
-
10
-
20
V
CC
= 9 V
TAI (SER mode)
MSI
MAOUT
HA12228F/HA12229F
Rev.2, Dec. 2000, page 48 of 51
10
100k
10k
1k
100
Frequency (Hz)
MS Amp. Gain vs. Frequency (HA12229F) (2)
Gain (dB)
50
40
30
10
20
0
-
10
-
20
V
CC
= 9 V
TAI (REP mode)
MAOUT
MSI
Frequency (Hz)
MS Sensing Level vs. Frequency (HA12229F)
MS Sensing Level (dB)
10
100
100k
10k
1k
10
0
-
10
-
20
-
30
-
40
SER L
H
SER H
L
REP L
H
REP H
L
V
CC
= 9 V
TAI
PBOUT
f = 5 kHz
0 dB = 300 mVrms
HA12228F/HA12229F
Rev.2, Dec. 2000, page 49 of 51
Resistance R15 (
)
No-Signal Sensing Time vs. Resistance (HA12229F)
No-Signal Sensing Time (ms)
1000
10
100
1
10M
100k
1M
10k
SER
SER
SER
REP
REP
REP
V
CC
= 9 V
TAI
PBOUT
f = 5 kHz
C10
0.33
R15
14
V
CC
PBOUT
MSOUT
0 dB
-
5 dB
-
10 dB
0 dB
-
5 dB
-
10 dB
1000
10
100
1
SER
SER
SER
REP
REP
REP
V
CC
= 9 V
TAI
PBOUT
f = 5 kHz
0 dB
-
5 dB
-
10 dB
0 dB
-
5 dB
-
10 dB
Capacitance C10 (
F)
Signal Sensing Time vs. Capacitance (HA12229F)
Signal Sensing Time (ms)
0.001
0.01
10
1
0.1
C10
R15
330k
14
V
CC
PBOUT
MSOUT
HA12228F/HA12229F
Rev.2, Dec. 2000, page 50 of 51
Package Dimensions
Hitachi Code
JEDEC
EIAJ
Mass (reference value)
FP-40B
--
Conforms
0.2 g
Unit: mm
*Dimension including the plating thickness
Base material dimension
9.0 0.2
7.0
*0.25 0.05
0.13
30
21
1
10
31
40
20
11
0.65
9.0 0.2
0.10
0 8
0.50 0.10
*0.17 0.05
1.70 Max
M
1.0
0.22 0.04
1.40
+ 0.09
0.05
0.13
0.15 0.04
0.575
0.575
HA12228F/HA12229F
Rev.2, Dec. 2000, page 51 of 51
Disclaimer
1. Hitachi neither warrants nor grants licenses of any rights of Hitachi's or any third party's patent,
copyright, trademark, or other intellectual property rights for information contained in this document.
Hitachi bears no responsibility for problems that may arise with third party's rights, including
intellectual property rights, in connection with use of the information contained in this document.
2. Products and product specifications may be subject to change without notice. Confirm that you have
received the latest product standards or specifications before final design, purchase or use.
3. Hitachi makes every attempt to ensure that its products are of high quality and reliability. However,
contact Hitachi's sales office before using the product in an application that demands especially high
quality and reliability or where its failure or malfunction may directly threaten human life or cause risk
of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation,
traffic, safety equipment or medical equipment for life support.
4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly
for maximum rating, operating supply voltage range, heat radiation characteristics, installation
conditions and other characteristics. Hitachi bears no responsibility for failure or damage when used
beyond the guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable
failure rates or failure modes in semiconductor devices and employ systemic measures such as fail-
safes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other
consequential damage due to operation of the Hitachi product.
5. This product is not designed to be radiation resistant.
6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without
written approval from Hitachi.
7. Contact Hitachi's sales office for any questions regarding this document or Hitachi semiconductor
products.
Sales Offices
Hitachi, Ltd.
Semiconductor & Integrated Circuits.
Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan
Tel: Tokyo (03) 3270-2111 Fax: (03) 3270-5109
Copyright
Hitachi, Ltd., 2000. All rights reserved. Printed in Japan.
Hitachi Asia Ltd.
Hitachi Tower
16 Collyer Quay #20-00,
Singapore 049318
Tel : <65>-538-6533/538-8577
Fax : <65>-538-6933/538-3877
URL : http://www.hitachi.com.sg
URL
NorthAmerica
: http://semiconductor.hitachi.com/
Europe
: http://www.hitachi-eu.com/hel/ecg
Asia
: http://sicapac.hitachi-asia.com
Japan
: http://www.hitachi.co.jp/Sicd/indx.htm
Hitachi Asia Ltd.
(Taipei Branch Office)
4/F, No. 167, Tun Hwa North Road,
Hung-Kuo Building,
Taipei (105), Taiwan
Tel : <886>-(2)-2718-3666
Fax : <886>-(2)-2718-8180
Telex : 23222 HAS-TP
URL : http://www.hitachi.com.tw
Hitachi Asia (Hong Kong) Ltd.
Group III (Electronic Components)
7/F., North Tower,
World Finance Centre,
Harbour City, Canton Road
Tsim Sha Tsui, Kowloon,
Hong Kong
Tel : <852>-(2)-735-9218
Fax : <852>-(2)-730-0281
URL : http://www.hitachi.com.hk
Hitachi Europe Ltd.
Electronic Components Group.
Whitebrook Park
Lower Cookham Road
Maidenhead
Berkshire SL6 8YA, United Kingdom
Tel: <44> (1628) 585000
Fax: <44> (1628) 585160
Hitachi Europe GmbH
Electronic Components Group
Dornacher Strae 3
D-85622 Feldkirchen, Munich
Germany
Tel: <49> (89) 9 9180-0
Fax: <49> (89) 9 29 30 00
Hitachi Semiconductor
(America) Inc.
179 East Tasman Drive,
San Jose,CA 95134
Tel: <1> (408) 433-1990
Fax: <1>(408) 433-0223
For further information write to:
Colophon 2.0