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Электронный компонент: HA12219NT

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HA12219NT
Audio Signal Processor for Cassette Deck
ADE-207-258A
2nd Edition
July 1998
Description
HA12219NT is silicon monolithic bipolar IC providing PB equalizer, REC equalizer system and each
electronic control switch in one chip.
Functions
PB equalizer
2 channel
REC equalizer
2 channel
Each electronic control switch to change REC/PB etc.
REC MUTE
REC head return switch
Features
REC equalizer is very small number of external parts, built-in 2 types of frequency characteristics.
PB equalizer circuit built-in.
REC /PB are possible with TYPE I/II.
Controllable from direct micro-computer output.
Available to reduce substrate-area because of high integration and small external parts.
HA12219NT
Rev.2, Jul. 1998, page 2 of 29
Pin Description, Equivalent Circuit (V
CC
= 12 V, Vref = 5.6 V, Ta = 25C, No signal,
The value in the table show typical value.)
Pin No.
Pin Name
Note
Equivalent Circuit
Pin Description
1
V
CC
V = V
CC
V
CC
pin
2
REC-OUT(L)
V = Vref
V
CC
GND
REC-EQ output
3
REC-OUT(R)
4
REC-RETURN
V = Vref
V' = Vref
GND
V
CC
I
I
V
4
5 pin, 6 pin
V
,
REC return
5
PB-IN B(L)
PB B deck input
6
PB-IN B(R)
7
VREF
V = Vref
V' = V
CC
/ 2
V
CC
GND
V
,
10 k
V
10 k
Reference
8
PB-IN A(L)
V = Vref
PB-NF
V
CC
PB A deck input
9
PB-IN A(R)
HA12219NT
Rev.2, Jul. 1998, page 3 of 29
Pin Description, Equivalent Circuit (V
CC
= 12 V, Vref = 5.6 V, Ta = 25C, No signal,
The value in the table show typical value.) (cont)
Pin No.
Pin Name
Note
Equivalent Circuit
Pin Description
12
PB-NF(R)
PB-IN = Vref
PB-IN
V
CC
PB-EQ feed back
17
PB-NF(L)
13
PB-EQ(R)
PB-OUT = Vref
GND
PB-OUT
NAB output
16
PB-EQ(L)
21
REC-IN(R)
V = Vref
100 k
V
CC
7
Vref
REC-EQ input
22
REC-IN(L)
14
PB-OUT(R)
V = Vref
V
CC
GND
PB output
15
PB-OUT(L)
18
A
120
/70
I = 20
A
GND
22k
V
CC
I
100 k
Mode control input
19
A/
B
20
B
I
/
II
HA12219NT
Rev.2, Jul. 1998, page 4 of 29
Pin Description, Equivalent Circuit (V
CC
= 12 V, Vref = 5.6 V, Ta = 25C, No signal,
The value in the table show typical value.) (cont)
Pin No.
Pin Name
Note
Equivalent Circuit
Pin Description
10
IREF
V = 1.2 V
Equalizer
reference current
input
11
GND
GND pin
HA12219NT
Rev.2, Jul. 1998, page 5 of 29
Block Diagram
REC-IN(L
)
Unit
R :
C : F
-
+
Return SW
V
CC
22
+
REC-EQ(L
)
REC-IN(R
)
REC-OUT(L
)
B /
II
21
A/
20
19
A
/70
18
-
+
17
16
15
PB-OUT(R)
PB-OUT(L)
PB-IN A(R)
IREF
PB-IN A(L)
PB-IN B(L)
14
120/70
120/70
13
12
+
REC-EQ(R
)
REC-OUT(R
)
1
2
3
4
REC-RETURN
PB-IN B(R)
5
6
7
8
9
VREF
V
CC
GND
10
11
B
A
A
B
+
+
+
HA12219NT
Rev.2, Jul. 1998, page 6 of 29
Parallel Data Format
Pin No.
Pin Name
Lo
Mid
Hi
18
A
120
/70
*
--
*
19
A/
B
B
Return SW OFF
REC Mute ON
A
Return SW ON
REC Mute ON
A
Return SW ON
REC Mute OFF
20
B
I
/
II
REC-EQ *
TYPE
I
--
REC-EQ *
TYPE
II
Note:
PB-EQ 120/70 logic
A/
B
B
B
B
A
120
120
120
120
/70
B
I
I
I
I
/
II
Lo
Mid
Hi
Lo
Lo
120
120
120
Lo
Hi
70
120
120
Hi
Lo
120
70
70
Hi
Hi
70
70
70
HA12219NT
Rev.2, Jul. 1998, page 7 of 29
Functional Description
Power Supply Range
HA12219NT is designed to operate on single supply, shown by table 1.
Table 1
Supply Voltage
Item
Power Supply Range
Single Supply
9.5 V to 15.0 V
Reference Voltage
As AC reference (Vref) of this IC has not a current drivability, Vref fluctuates by A/B switching of PB-EQ.
Provided it causes you anxiety, please supply 7 pin with approximate 1/2 V
CC
voltage.
For example, a suitable circuit is shown by figure 1.
This IC has a capacitor charger for the Vref, indicated to the pin interface circuit figure.
Lch PB-EQ Reference voltage
Lch REC-EQ Reference voltage
Rch REC-EQ Reference voltage
Rch PB-EQ Reference voltage
V
CC
GND
470
1
Vref
470
F
11
7
+
Figure 1 Reference Voltage Circuit
HA12219NT
Rev.2, Jul. 1998, page 8 of 29
Operating Mode Control
HA12219NT provides fully electronic switching circuits. And each operating mode control is controlled
by parallel data (DC voltage).
Table 2 shows the control voltage of each control input pin.
Table 2
Control Voltage (Vth)
Pin No.
Lo
Mid
Hi
Unit
Test Condition
18, 20
0.0 to 0.5
--
2.4 to V
CC
V
Input Pin
V
Measure
19
0.0 to 0.5
1.2 to 1.8
2.4 to V
CC
V
Note:
1. Each pin is pulled down with 100 k
internal resistor. 16 to 18 pins are low-level when each pin
is open.
2. Over shoot level and under shoot level of input signal must be the standardized.
(High: Less than V
CC
, Low: More than 0.2 V)
Block Diagram
Figure 2 shows the block diagram.
As this IC is built-in REC return switch, the configuration system can be simple system using a few
external component and the REC/PB head.
About these logics, please look at the Parallel Data Format.
REC-OUT(L)
PB-IN B(L)
B head
A head
REC-IN
Vref
2
PB-OUT
Normal Speed
PB-A
22
15
4
Return SW
B
A
5
PB-IN A(L)
8
7
+
-
13
10
REC - EQ
Figure 2 Block Diagram (Lch)
HA12219NT
Rev.2, Jul. 1998, page 9 of 29
Level Block Diagram
The gain establishment of PB-EQ considers PB output level
{(external AMP+PB AMP <HA12136A>) = 580 mV (Dolby Level)} like figure 3 as the target.
Regarding REC-EQ adjust the gain in front of input to this IC.
Similarly to PB, it consider Dolby level as a standard. And R1 needs the value more than 5.6 k
.
Because mode establishment resistances are built-in, REC-EQ frequency characteristics are respectively
fixed value.
In case the change of the frequency characteristics are necessary, please inquire the responsible agent
because the adjustment of resistors is necessary.
0.6 mV
63.6 mV
580 mV
(Dolby level)
26 dB
HA12136A
Dolby IC
PB-EQ
40.5 dB
Figure 3 PB Level Block Diagram (120



s, 1 kHz)
HA12219NT
Rev.2, Jul. 1998, page 10 of 29
Absolute Maximum Ratings (Ta = 25C)
Item
Symbol
Rating
Unit
Note
Maximum supply voltage
V
CC
max
16
V
Power dissipation
P
T
500
mW
Ta
75C
Operating temperature
Topr
40 to +75
C
Storage temperature
Tstg
55 to +125
C
Operating voltage
Vopr
9.5 to 15
V
Note:
HA12219NT operates on single supply voltage.
HA12219NT
Rev.2, Jul. 1998, page 11 of 29
Electrical Characteristics (Ta = 25C, V
CC
= 12 V, Vref = 5.6 V,
PBIN standard level = 0.6 mVrms at 1 kHz)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Application Terminal
IC Condition
Quiescent current
Logical threshold
Other
Input
R
L
COM
PB-REC crosstalk
PB-EQ gain
PB-EQ
maximum output *
2
PB-EQ noise voltage
PB-EQ
channel separation
PB-EQ crosstalk
No signal
Output
RL
Note:
1. Large level without clipping
2. V
CC
= 9.5 V, Vref = 4.75 V
A/
A
B
/
II
A
/70
fin
(Hz)
Vin
(mVrms)
A/B
A
A/B
A/B
A/B
A/B
A/B
A/B
A/B
A
B
PB-EQ THD
I
Q
V
IL
V
IM
V
IH
CT PB/REC(1)
CT PB/REC(2)
G
V
PB(1)
G
V
PB(2)
G
V
PB(3)
Vomax PB
THD PB
VN PB
CT R/L(1)
CT A/B
-
0.2
1.2
2.4
50.0
60.0
37.5
33.2
29.0
0.3
50.0
60.0
23.1
60.0
70.0
40.5
36.2
32.0
0.6
0.1
90.0
60.0
70.0
32.7
0.5
1.8
V
CC
43.5
39.2
35.0
0.5
180.0
Vrms
mA
V
V
V
dB
dB
dB
dB
dB
Vrms
%
dB
dB
REC-EQ
PB-EQ
PB-EQ
REC-EQ
THD=1%
Rg=820
, DIN-AUDIO
21
9
9/6
8/5
6
9
22
8
5
8
14
3
14
15
2
15
1
I
I
I
I
I
II
I
I
I
I
I
70
120
120
120
120
70
120
120
120
120
120
1k
1k
1k
10k
10k
1k
1k
1k
1k
*
1
*
1
0.6
0.6
0.6
0.6
*
1
*
1
18, 20
19
18, 20
9/6
9/6
9/6
9/6
9/6
9/6
8/5
8/5
8/5
8/5
8/5
8/5
14
15
14
14
14
15
15
15
14
15
14
15
14
15
HA12219NT
Rev.2, Jul. 1998, page 12 of 29
Electrical Characteristics (Ta = 25C, V
CC
= 12 V, Vref = 5.6 V,
EQIN standard level = 20 dBs = 77.5 mVrms = 0 dB) (cont)
REC-EQ frequency
response
TYPE
I
REC-EQ frequency
response
TYPE
II
REC-MUTE
attenuation
REC-EQ
maximum output *
2
REC-EQ
channel separation
Note:
1. Large level without clipping
2. V
CC
= 9.5 V, Vref = 4.75 V
A
A
A
A
A
A
A
MID
A
A
REC-EQ THD
G
V
REC-NN1
G
V
REC-NN2
G
V
REC-NN3
G
V
REC-NC1
G
V
REC-NC2
G
V
REC-NC3
CT R/L(2)
R-MUTE ATT
Vomax REC
THD REC
18.5
19.4
29.1
22.3
24.7
33.6
61.0
66.0
1.2
20.0
21.4
32.1
23.8
26.7
36.6
70.0
76.0
1.8
0.2
21.5
23.4
35.1
25.3
28.7
39.6
0.5
dB
dB
dB
dB
dB
dB
dB
dB
Vrms
%
THD=1%
21
21
21
21
21
22
22
22
3
3
3
2
2
2
I
I
I
II
II
II
I
I
I
I
I
120
120
120
120
120
120
120
120
120
120
1k
5k
12.5k
1k
5k
12.5k
1k
1k
1k
1k
7.75
7.75
7.75
7.75
7.75
7.75
*
1
*
1
77.5
21
21
21
21
21
22
22
22
22
22
22
22
3
2
3
3
3
2
2
2
32
32
32
A
S/N REC
61.0
64.0
dB
120
1k
21
22
3
2
REC-EQ S/N
Rg=5.1k
, A-WTG
Item
Symbol
Min
Typ
Max
U
nit
Test Condition
Application Terminal
IC Condition
Other
Input
R
L
COM
Output
RL
A/
B
/
II
A
/70
fin
(Hz)
Vin
(mVrms)
HA12219NT
Rev.2, Jul. 1998, page 13 of 29
Test Circuit
REC-IN(L
)
Unit
R :
C : F
-
+
Return SW
22
+
REC-EQ(L
)
REC-IN(R
)
REC-OUT(L
)
B /
II
21
A/
20
19
A
/70
18
-
+
17
16
15
PB-OUT(R)
PB-OUT(L)
PB-NF(L)
PB-NF(R)
PB-EQ(L)
PB-EQ(R)
PB-IN A(R)
PB-IN A(L)
GND
PB-IN B(L)
14
120/70
120/70
13
12
+
REC-EQ(R
)
REC-OUT(R
)
1
2
3
4
REC-RETURN
PB-IN B(R)
5
6
7
8
9
10
IREF
VREF
V
CC
11
B
A
Vref
A
C12
0.01
C13
0.47
C14
0.47
C9
0.01
C10
2.2
R14
12k
R11
12k
R16
18k
R10
18k
R15
330k
R9
330k
R17
180
R19
5.1k
R18
5.1k
R13
10k
R8
180
R3
820
B
+
+
+
R12
10k
R7
22k
R1
10k
R2
10k
DC
source 1
SW7
SW10
120
70
SW9
B
A
A
SW8
I
II
SW5
+
C11
2.2
C4
22
C2
2.2
C3
2.2
Rch
V
CC
Lch
Rch
Lch
C1
100
+
R4
820
C5
22
R5
820
C7
22
R6
820
C8
22
C6
470
+
Lch
Rch
Ain
Bin
SW3
Rch
Lch
SW2
SW1
REC
OFF
ON
PB
SW12
REC
PB
SW4
SW11
SW6
Rch
Lch
Audio-SG
AC-VM1
DC
source 4
DC
source 2
DC
source 3
AC-VM2
Distortion
analyzer
Oscilo
scope
Noise
meter
+
+
+
+
HA12219NT
Rev.2, Jul. 1998, page 14 of 29
Characteristic Curves
Supply Voltage (V)
Quiescent Current I
Q
(mA)
Quiescent Current vs. Supply Voltage
25
20
15
10
8
10
12
14
16
B
I
B
II
A 120
A 70
Frequency (Hz)
PB-EQ Gain vs. Frequency
PB-EQ Gain (dB)
70
60
50
40
30
20
10
100
1k
10k
100k
V
CC
= 8V, 12V, 16V
Ain
Bin
PBOUT
70
120
HA12219NT
Rev.2, Jul. 1998, page 15 of 29
Supply Voltage (V)
Maximum Output Level Vomax (Vrms)
PB-EQ Maximum Output Level vs. Supply Voltage (1)
5
2
3
4
1
8
10
12
14
16
100Hz
1kHz
Ain, PBOUT, NN
10kHz
Supply Voltage (V)
Maximum Output Level Vomax (Vrms)
PB-EQ Maximum Output Level vs. Supply Voltage (2)
5
2
3
4
1
8
10
12
14
16
100Hz
1kHz
Ain, PBOUT, NC
10kHz
HA12219NT
Rev.2, Jul. 1998, page 16 of 29
Output Level Vout (dBs)
Total Harmonic Distortion T.H.D. (%)
0.1
1.0
0.01
-
20
0
10
-
10
20
PB-EQ Total Harmonic Distortion vs. Output Level (1)
100Hz
1kHz
10kHz
V
CC
= 12V, Vref = 5.6V
NN
Ain
Bin
PBOUT
Output Level Vout (dBs)
Total Harmonic Distortion T.H.D. (%)
0.1
1.0
0.01
-
20
0
10
-
10
20
PB-EQ Total Harmonic Distortion vs. Output Level (2)
100Hz
1kHz
10kHz
V
CC
= 12V, Vref = 5.6V
NC
Ain
Bin
PBOUT
HA12219NT
Rev.2, Jul. 1998, page 17 of 29
Supply Voltage (V)
Noise (
Vrms)
PB-EQ Noise Level vs. Supply Voltage (1)
180
160
170
70
60
80
90
100
140
150
110
120
130
50
8
15
13
11
9
10
12
14
16
Ain
Vref = 1/2V
CC
wait DIN/AUDIO
Rch 120
Rch 70
Lch 120
Lch 70
Supply Voltage (V)
Noise (
Vrms)
PB-EQ Noise Level vs. Supply Voltage (2)
180
160
170
70
60
80
90
100
140
150
110
120
130
50
8
15
13
11
9
10
12
14
16
Bin
Vref = 1/2V
CC
wait DIN/AUDIO
Rch 120
Rch 70
Lch 120
Lch 70
HA12219NT
Rev.2, Jul. 1998, page 18 of 29
Frequency (Hz)
REC-EQ Gain vs. Frequency
REC-EQ Gain (dB)
45
39
33
27
21
15
100
1k
10k
100k
Rin
RECOUT
Vin = 7.75mVrms
V
CC
= 12V, Vref = 5.6V
NN
NC
Supply Voltage (V)
Maximum Output Level Vomax (Vrms)
REC-EQ Maximum Output Level vs. Supply Voltage (1)
5
4
3
2
1
8
10
12
14
16
100Hz
1kHz
10kHz
NN
HA12219NT
Rev.2, Jul. 1998, page 19 of 29
Supply Voltage (V)
Maximum Output Level Vomax (Vrms)
REC-EQ Maximum Output Level vs. Supply Voltage (2)
5
4
3
2
1
8
10
12
14
16
100Hz
1kHz
10kHz
NC
Output Level Vout (dBs)
Total Harmonic Distortion T.H.D. (%)
REC-EQ Total Harmonic Distortion vs. Output Level (1)
100
1.0
10
0.1
-
20
10
0
-
10
20
100Hz
1kHz
Rin
RECOUT
NN
V
CC
= 12V, Vref = 5.6V
10kHz
HA12219NT
Rev.2, Jul. 1998, page 20 of 29
Output Level Vout (dBs)
Total Harmonic Distortion T.H.D. (%)
REC-EQ Total Harmonic Distortion vs. Output Level (2)
100
1.0
10
0.1
-
20
10
0
-
10
20
100Hz
1kHz
Rin
RECOUT
NC
V
CC
= 12V, Vref = 5.6V
10kHz
Supply Voltage (V)
Signal to Noise Ratio S/N (dB)
REC-EQ Signal to Noise Ratio vs. Supply Voltage
70
65
60
55
8
10
12
14
16
NN
NC
RECOUT
A-WTG filter
HA12219NT
Rev.2, Jul. 1998, page 21 of 29
PB-EQ Channel Separation vs. Frequency (L
R) (1)
Frequency (Hz)
Channel Separation (dB)
-
50
-
70
-
40
-
30
-
60
-
80
100
10
1k
10k
100k
NN
NC
Ain
PBOUT
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
L
R
PB-EQ Channel Separation vs. Frequency (L
R) (2)
Frequency (Hz)
Channel Separation (dB)
-
50
-
70
-
40
-
30
-
60
-
80
100
10
1k
10k
100k
NC
NN
Bin
PBOUT
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
L
R
HA12219NT
Rev.2, Jul. 1998, page 22 of 29
PB-EQ Crosstalk vs. Frequency (Input: Ain
Bin)
Frequency (Hz)
Crosstalk (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
Ain
Bin
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
NN, NC
PB-EQ Crosstalk vs. Frequency (Input: Bin
Ain)
Frequency (Hz)
Crosstalk (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
Bin
Ain
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
NN, NC
HA12219NT
Rev.2, Jul. 1998, page 23 of 29
Frequency (Hz)
Ripple Rejection Ratio R.R.R. (dB)
-
20
-
40
-
10
0
-
30
-
50
100
10
1k
10k
100k
RECOUT
Vin = 100mVrms
V
CC
= 12V, Vref = 5.6V
Ripple Rejection Ratio vs. Frequency (REC)
NN
NC
1
V
CC
51
11
+
7
Vref
470
470
470
+
Frequency (Hz)
Ripple Rejection Ratio R.R.R. (dB)
-
40
-
80
-
20
0
-
60
-
100
100
10
1k
10k
100k
PBOUT
Vin = 100mVrms
V
CC
= 12V, Vref = 5.6V
Ripple Rejection Ratio vs. Frequency (PB)
NC
NN
1
V
CC
51
11
+
7
Vref
470
470
470
+
HA12219NT
Rev.2, Jul. 1998, page 24 of 29
Frequency (Hz)
Mute Attenuation (dB)
-
80
-
120
-
60
-
40
-
100
-
140
100
10
1k
10k
100k
Mute Attenuation vs. Frequency
NC
NN
Rin
RECOUT
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
REC-EQ Channel Separation vs. Frequency (R
L)
Frequency (Hz)
Channel Separation (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
NN
NC
Rin
RECOUT
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
Rch
Lch
HA12219NT
Rev.2, Jul. 1998, page 25 of 29
REC-EQ Channel Separation vs. Frequency (L
R)
Frequency (Hz)
Channel Separation (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
NN
NC
Rin
RECOUT
Vin = +12dB
V
CC
= 12V, Vref = 5.6V
Lch
Rch
Crosstalk vs. Frequency (Mode: REC-EQ
PB-EQ)
Frequency (Hz)
Crosstalk (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
NN
NC
Rin
PBOUT
Vin = 60mVrms
V
CC
= 12V, Vref = 5.6V
HA12219NT
Rev.2, Jul. 1998, page 26 of 29
Crosstalk vs. Frequency (Mode: PB-EQ
REC-EQ) (1)
Frequency (Hz)
Crosstalk (dB)
-
40
-
80
-
20
0
-
60
-
100
100
10
1k
10k
100k
A120
A70
Ain
RECOUT
Vin = +15dB
V
CC
= 12V, Vref = 5.6V
Crosstalk vs. Frequency (Mode: PB-EQ
REC-EQ) (2)
Frequency (Hz)
Crosstalk (dB)
-
60
-
100
-
40
-
20
-
80
-
120
100
10
1k
10k
100k
B
I
Bin
RECOUT
Vin = +15dB
V
CC
= 12V, Vref = 5.6V
B
II
HA12219NT
Rev.2, Jul. 1998, page 27 of 29
Resistance (
) (R21, R22 same)
Altered Reference Voltage vs. External Resistance
Vref (PB-A vs. PB-B) (mV)
400
300
100
200
0
100
1k
100k
10k
1M
1
V
CC
V
CC
R21
R22
7
Vref
V
CC
= 12V (Vref = 1/2 V
CC
)
Frequency (Hz)
RETURN Level vs. Frequency
RETURN Level (dB)
-
23
-
24
-
25
-
26
-
27
-
28
10
100
1k
10k
100k
Vin = 1Vrms
Vin = 800mVrms
Vin = 600mVrms
Vin = 400mVrms
820
22
Vin
Vout
Vref
4
Pin 5 or 6
+
V
HA12219NT
Rev.2, Jul. 1998, page 28 of 29
Package Dimensions
0.51 Min
2.90 Min
5.06 Max
7.62
0.25
+ 0.10
0.05
0.48 0.10
19.2
20.32 Max
6.3
7.4 Max
0.89
1.0
1.78 0.25
22
12
11
1
0 15
Hitachi Code
JEDEC
EIAJ
Weight (reference value)
DP-22NS

Conforms
0.90 g
1.17 Max
Unit: mm
HA12219NT
Rev.2, Jul. 1998, page 29 of 29
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