¡ Semiconductor
PIN CONFIGURATION (TOP VIEW)
V
CC
1
,
26 V
SS
V
CC
1
26 V
SS
DQ1 2
WE
4
25 DQ4
23
CAS
22
OE
DQ1 2
DQ2 3
WE
4
25 DQ4
DQ2 3
24 DQ3
24 DQ3
23
CAS
22
OE
21 A9
19 A8
RAS
5
RAS
5
A11R 6
A10R 8
A0 9
21 A9
19 A8
A11R 6
A10R 8
A0 9
18 A7
17 A6
16 A5
15 A4
14 V
SS
18 A7
17 A6
16 A5
15 A4
14 V
SS
A1 10
A2 11
A3 12
V
CC
13
28-Pin Plastic SOJ
A1 10
A2 11
A3 12
V
CC
13
28-Pin Plastic TSOP
(K Type)
Pin Name
A0 - A9,
A9R - A11R
RAS
CAS
DQ1 - DQ4
OE
WE
V
CC
V
SS
Function
Address Input
Row Address Strobe
Column Address Strobe
Data Input/Data Output
Output Enable
Write Enable
Power Supply (3.3 V)
Ground (0 V)
MSM51V16400D/DSL
Note :
The same power supply voltage must be provided to every V
CC
pin, and the same GND
voltage level must be provided to every V
SS
pin.
2/17