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MSM548262 Datasheet(PDF) 2 Page - OKI electronic componets

Part # MSM548262
Description  262,144-Word x 8-Bit Multiport DRAM
PDF  37 Pages
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Manufacturer  OKI [OKI electronic componets]
Direct Link  http://www.oki.com
Logo OKI - OKI electronic componets

MSM548262 Datasheet(HTML) 2 Page - OKI electronic componets

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MSM548262
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PIN CONFIGURATION (TOP VIEW)
Pin Name
Function
A0 - A8
Address Input
RAS
Row Address Strobe
CAS
Column Address Strobe
TRG
Transfer/Output Enable
WE
Write Enable
Pin Name
Function
SC
Serial Clock
SE
SAM Port Enable
DSF
Special Function Input
VCC
Power Supply (5 V)
NC
No Connection
DQ1 - DQ8
RAM Inputs/Outputs
SDQ1 - SDQ8
SAM Inputs/Outputs
QSF
Special Function Output
VSS
Ground (0 V)
SDQ1
SDQ2
SDQ3
SDQ4
TRG
DQ1
DQ2
DQ3
A5
A4
VCC
VSS
SDQ7
SDQ6
SDQ5
DQ5
VSS
DSF
NC
CAS
QSF
A0
A1
A2
A3
VSS
30
29
28
27
26
25
23
22
21
24
SE
DQ8
DQ7
DQ6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
34
33
32
31
38
37
36
35
VCC
DQ4
VSS
WE
A6
A7
A8
RAS
SDQ8
SC
39
40
40-Pin Plastic SOJ

1
VCC
44/40-Pin Plastic TSOP (
II)
(K Type)
22
VCC
2
SC
3
SDQ1
4
SDQ2
5
SDQ3
6
SDQ4
7
TRG
8
DQ1
9
DQ2
10
DQ3
13
DQ4
14
VSS
15
WE
16
RAS
17
A8
18
A7
19
A6
20
A5
21
A4
44 VSS
23 VSS
43 SDQ8
42 SDQ7
41 SDQ6
40 SDQ5
39 SE
38 DQ8
37 DQ7
36 DQ6
35 DQ5
32 VSS
31 DSF
30 NC
29 CAS
28 QSF
27 A0
26 A1
25 A2
24 A3


Note:
The same power supply voltage must be provided to every VCC pin, and the same GND
voltage level must be provided to every VSS pin.



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