參數資料
型號: K4E640812B
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 8M x 8bit CMOS Dynamic RAM with Extended Data Out
中文描述: 8米× 8位的CMOS動態(tài)隨機存儲器的擴展數據輸出
文件頁數: 2/21頁
文件大小: 416K
代理商: K4E640812B
CMOS DRAM
K4E660812B,
K4E640812B
V
CC
DQ0
DQ1
DQ2
DQ3
N.C
V
CC
W
RAS
A0
A1
A2
A3
A4
A5
V
CC
V
SS
DQ7
DQ6
DQ5
DQ4
V
SS
CAS
OE
A12(N.C)*
A11
A10
A9
A8
A7
A6
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
PIN CONFIGURATION
(Top Views)
* (N.C) : N.C for 4K Refresh product
Pin Name
Pin Function
A0 - A12
Address Inputs(8K Product)
A0 - A11
Address Inputs(4K Product)
DQ0 - 7
Data In/Out
V
SS
Ground
RAS
Row Address Strobe
CAS
Column Address Strobe
W
Read/Write Input
OE
Data Output Enable
V
CC
Power(+3.3V)
N.C
No Connection
V
CC
DQ0
DQ1
DQ2
DQ3
N.C
V
CC
W
RAS
A0
A1
A2
A3
A4
A5
V
CC
V
SS
DQ7
DQ6
DQ5
DQ4
V
SS
CAS
OE
A12(N.C)*
A11
A10
A9
A8
A7
A6
V
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
(T : 400mil TSOP(II))
(J : 400mil SOJ)
K4E660812B-J
K4E640812B-J
K4E660812B-T
K4E640812B-T
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