1
P/N:PM1179
REV. 1.5 , APR. 15, 2005
FEATURES
Bit organization
- 8M x 8 (byte mode)
- 4M x 16 (word mode)
Fast access time
- Random access:70ns (max.)
- Page access:25ns (max.)
Page size
- 8 words per page
Current
- Operating:20mA
- Standby:15uA
Supply voltage
- 2.7V ~ 3.6V
Package
- 48 pin TSOP (12mm x 20mm)
Temperature
- 0
C ~ 70
C for commercial grade
- -40
C ~ 85
C for industrial grade
Process
- 0.18um
PIN DESCRIPTION
Symbol
Pin Function
A0~A21
Address Inputs
D0~D14
Data Outputs
D15/A-1
D15 (Word Mode)/ LSB Address
(Byte Mode)
CE#
Chip Enable Input
OE#
Output Enable Input
Byte#
Word/ Byte Mode Selection
VCC
Power Supply Pin
VSS
Ground Pin
NC
No Connection
PIN CONFIGURATION
48 TSOP (Top View)
MX23L6423A
64M-BIT PAGE MODE MASK ROM
A15
A14
A13
A12
A11
A10
A9
A8
A19
A20
NC
NC
A21
NC
NC
A18
A17
A7
A6
A5
A4
A3
A2
A1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
A16
BYTE#
VSS
D15 /A-1
D7
D14
D6
D13
D5
D12
D4
VCC
D11
D3
D10
D2
D9
D1
D8
D0
OE#
VSS
CE#
A0
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
ORDER INFORMATION
Part No.
Speed
Package
Grade
Remark
MX23L6423ATC-70
70ns
48 pin TSOP
Commercial
MX23L6423ATC-90
90ns
48 pin TSOP
Commercial
MX23L6423ATC-70G
70ns
48 pin TSOP
Commercial
Pb-free
MX23L6423ATC-90G
90ns
48 pin TSOP
Commercial
Pb-free
MX23L6423ATI-70G
70ns
48 pin TSOP
Industrial
Pb-free
MX23L6423ATI-90G
90ns
48 pin TSOP
Industrial
Pb-free
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P/N:PM1179
REV. 1.5, APR. 15, 2005
MX23L6423A
ABSOLUTE MAXIMUM RATINGS
Item
Symbol
Ratings
Voltage on any Pin Relative to VSS
VIN
-0.3V to 3.9V
Ambient Operating Temperature
Topr
-40
C to 85
C
Storage Temperature
Tstg
-65
C to 125
C
DC CHARACTERISTICS (Ta = -40
C ~ 85
C, VCC = 2.7V~3.6V)
Item
Symbol
MIN.
MAX.
Conditions
Output High Voltage
VOH
2.4V
-
IOH = -400uA
Output Low Voltage
VOL
-
0.4V
IOL = 1.6mA
Input High Voltage
VIH
0.7xVCC
VCC+0.3
Input Low Voltage
VIL
-0.3V
0.8V
Input Leakage Current
ILI
-
5uA
0V, VCC
Output Leakage Current
ILO
-
5uA
0V, VCC
Operating Current
ICC
-
20mA
f=5MHz, CE#=VIL, OE#=VIH
all output open
Standby Current (CMOS)
ISTB
-
15uA
CE#>VCC-0.2V
Input Capacitance
CIN
-
10pF
Ta = 25
C, f = 1MHZ
Output Capacitance
COUT
-
10pF
Ta = 25
C, f = 1MHZ
Note:
1. Output high-impedance delay (tHZ) is measured from OE# or CE# going high, and this parameter guaranteed by
design over the full voltage and temperature operating range - not tested.
MODE SELECTION
CE#
OE#
Byte#
D15/A-1
D0~D7
D8~D15
Mode
Power
H
X
X
X
High Z
High Z
-
Stand-by
L
H
X
X
High Z
High Z
-
Active
L
L
H
Output
D0~D7
D8~D15
Word
Active
L
L
L
Input
D0~D7
High Z
Byte
Active
AC CHARACTERISTICS (Ta = -40
C ~ 85
C, VCC = 2.7V~3.6V)
Item
Symbol
23L6423A-70
23L6423A-90
MIN.
MAX.
MIN.
MAX.
Read Cycle Time
tRC
70ns
-
90ns
-
Address Access Time
tAA
-
70ns
-
90ns
Chip Enable Access Time
tCE
-
70ns
-
90ns
Page Access Time
tPA
-
25ns
-
25ns
Output Enable Time
tOE
-
25ns
-
25ns
Output Hold After Address
tOH
0ns
-
0ns
-
Output High Z Delay
tHZ
-
20ns
-
20ns
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P/N:PM1179
REV. 1.5, APR. 15, 2005
MX23L6423A
AC Test Conditions
Input Pulse Levels
0V~ 3.0V
Input Rise and Fall Times
5ns
Input Timing Level
1.5V
Output Timing Level
1.5V
Output Load
See Figure
Note:No output loading is present in tester load board.
Active loading is used and under software programming control.
Output loading capacitance includes load board's and all stray capacitance.
DOUT
C<100pF
IOL (load)=1.6mA
IOH (load)=-0.4mA
TIMING DIAGRAM
RANDOM READ
PAGE READ
tCE
tAA
tOH
tHZ
ADD
ADD
ADD
ADD
CE#
OE#
DATA
VALID
VALID
VALID
tRC
tOE
A3-A21
(A-1),A0,A1,A2
DATA
VALID ADD
VALID
1'st ADD
2'nd ADD
tPA
tAA
3'rd ADD
VALID
VALID
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P/N:PM1179
REV. 1.5, APR. 15, 2005
MX23L6423A
PACKAGE INFORMATION
5
P/N:PM1179
REV. 1.5, APR. 15, 2005
MX23L6423A
REVISION HISTORY
Revision #
Description
Page
Date
1.1
1. Added access time : 70ns
P1,2
JAN/27/2005
2. Modified VIH(min.) from 2.2V to 0.7xVCC
P2
1.2
1. Added Pb-free package information
P1
FEB/17/2005
2. Deleted access time:100ns
P1,2
1.3
1. Added process:0.18um
P1
MAR/02/2005
1.4
1. Added Industrial Grade
P1,2
MAR/30/2005
1.5
1. Changed temperature from -25
C~85
C to -40
C~85
C
P1,2
APR/15/2005
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