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零件编号
产品描述 (功能)
K4E640812E 查看數據表(PDF) - Samsung
零件编号
产品描述 (功能)
生产厂家
K4E640812E
8M x 8bit CMOS Dynamic RAM with Extended Data Out
Samsung
K4E640812E Datasheet PDF : 21 Pages
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K4E660812E,K4E640812E
CMOS DRAM
PIN CONFIGURATION
(Top Views)
•
K4E660812E-J
•
K4E640812E-J
V
CC
1
DQ0 2
DQ1 3
DQ2 4
DQ3 5
N.C 6
V
CC
7
W8
RAS 9
A0 10
A1 11
A2 12
A3 13
A4 14
A5 15
V
CC
16
32 V
SS
31 DQ7
30 DQ6
29 DQ5
28 DQ4
27 V
SS
26 CAS
25 OE
24 A12(N.C)*
23 A11
22 A10
21 A9
20 A8
19 A7
18 A6
17 V
SS
(J : 400mil SOJ)
•
K4E660812E-T
•
K4E640812E-T
V
CC
1
DQ0 2
DQ1 3
DQ2 4
DQ3 5
N.C 6
V
CC
7
W8
RAS 9
A0 10
A1 11
A2 12
A3 13
A4 14
A5 15
V
CC
16
32 V
SS
31 DQ7
30 DQ6
29 DQ5
28 DQ4
27 V
SS
26 CAS
25 OE
24 A12(N.C)*
23
A11
22
A10
21
A9
20
A8
19
A7
18 A6
17 V
SS
(T : 400mil TSOP(II))
* (N.C) : N.C for 4K Refresh product
Pin Name
A0 - A12
A0 - A11
DQ0 - 7
V
S S
RAS
CAS
W
OE
V
CC
N.C
Pin Function
Address Inputs(8K Product)
Address Inputs(4K Product)
Data In/Out
Ground
Row Address Strobe
Column Address Strobe
Read/Write Input
Data Output Enable
Power(+3.3V)
No Connection
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