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參數資料
| 型號： | K7A801800B |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 256Kx36 & 512Kx18 Synchronous SRAM |
| 中文描述： | 256Kx36 |
| 文件頁數： | 5/18頁 |
| 文件大小： | 401K |
| 代理商： | K7A801800B |
K7A801800B
256Kx36 & 512Kx18 Synchronous SRAM
- 5 -
Rev 3.0
Nov. 2003
K7A803600B
PIN CONFIGURATION
(TOP VIEW)
PIN NAME
Notes :
1. A
0
and A
1
are the two least significant bits(LSB) of the address field and set the internal burst counter if burst is desired.
2. The pin 42 is reserved for address bit for the 16Mb .
SYMBOL
PIN NAME
TQFP PIN NO.
SYMBOL
PIN NAME
TQFP PIN NO.
A
0
- A
18
ADV
ADSP
ADSC
CLK
CS
1
CS
2
CS
2
WEx
OE
GW
BW
ZZ
LBO
Address Inputs
Burst Address Advance
Address Status Processor
Address Status Controller
Clock
Chip Select
Chip Select
Chip Select
Byte Write Inputs
Output Enable
Global Write Enable
Byte Write Enable
Power Down Input
Burst Mode Control
32,33,34,35,36,37,43
44,45,46,47,48,49,50
80,81,82,99,100
83
84
85
89
98
97
92
93,94
86
88
87
64
31
V
DD
V
SS
N.C.
DQa
0
~ a
7
DQb
0
~ b
7
DQPa, Pb
V
DDQ
V
SSQ
Power Supply(+3.3V)
Ground
No Connect
Data Inputs/Outputs
Output Power Supply
(2.5V or 3.3V)
Output Ground
15,41,65,91
17,40,67,90
1,2,3,6,7,14,16,25,28,29,
30,38,39,42,51,52,53,56,
57,66,75,78,79,95,96
58,59,62,63,68,69,72,73
8,9,12,13,18,19,22,23
74,24
4,11,20,27,54,61,70,77
5,10,21,26,55,60,71,76
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
100 Pin TQFP
(20mm x 14mm)
N.C.
N.C.
N.C.
V
DDQ
V
SSQ
N.C.
N.C.
DQb
0
DQb
1
V
SSQ
V
DDQ
DQb
2
DQb
3
N.C.
V
DD
N.C.
V
SS
DQb
4
DQb
5
V
DDQ
V
SSQ
DQb
6
DQb
7
DQPb
N.C.
V
SSQ
V
DDQ
N.C.
N.C.
N.C.
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
N.C.
N.C.
V
DDQ
V
SSQ
N.C.
DQPa
DQa
7
DQa
6
V
SSQ
V
DDQ
DQa
5
DQa
4
V
SS
N.C.
V
DD
ZZ
DQa
3
DQa
2
V
DDQ
V
SSQ
DQa
1
DQa
0
N.C.
N.C.
V
SSQ
V
DDQ
N.C.
N.C.
N.C.
1
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
A
6
A
7
C
1
C
2
N
N
W
W
C
2
V
D
V
S
C
G
B
O
A
A
A
A
8
8
A
9
5
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
3
A
1
A
1
A
1
A
1
A
1
A
1
N
V
D
V
S
N
N
A
0
A
1
A
2
A
3
A
4
A
5
3
L
A
1
K7A801800B(512Kx18)
A
1
A
10
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| K7A801800B-QC14 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:256Kx36 & 512Kx18-Bit Synchronous Pipelined Burst SRAM |
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