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零件编号
产品描述 (功能)
K7N803649B 查看數據表(PDF) - Samsung
零件编号
产品描述 (功能)
生产厂家
K7N803649B
256Kx36 & 512Kx18 Pipelined NtRAM
Samsung
K7N803649B Datasheet PDF : 19 Pages
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K7N803649B
K7N801849B
PIN CONFIGURATION
(TOP VIEW)
256Kx36 & 512Kx18 Pipelined N
t
RAM
TM
DQPc
1
DQc
0
2
DQc
1
3
V
DDQ
4
V
SSQ
5
DQc
2
6
DQc
3
7
DQc
4
8
DQc
5
9
V
SSQ
10
V
DDQ
11
DQc
6
12
DQc
7
13
V
DD
14
V
DD
15
V
DD
16
V
SS
17
DQd
0
18
DQd
1
19
V
DDQ
20
V
SSQ
21
DQd
2
22
DQd
3
23
DQd
4
24
DQd
5
25
V
SSQ
26
V
DDQ
27
DQd
6
28
DQd
7
29
DQPd
30
100 Pin TQFP
(20mm x 14mm)
K7N803649B(256Kx36)
80
DQPb
79
DQb
7
78
DQb
6
77
V
DDQ
76
V
SSQ
75
DQb
5
74
DQb
4
73
DQb
3
72
DQb
2
71
V
SSQ
70
V
DDQ
69
DQb
1
68
DQb
0
67
V
SS
66
V
DD
65
V
DD
64
ZZ
63
DQa
7
62
DQa
6
61
V
DDQ
60
V
SSQ
59
DQa
5
58
DQa
4
57
DQa
3
56
DQa
2
55
V
SSQ
54
V
DDQ
53
DQa
1
52
DQa
0
51
DQPa
PIN NAME
SYMBOL
PIN NAME
A
0
- A
17
Address Inputs
ADV
WE
CLK
CKE
CS
1
CS
2
CS
2
BWx
OE
ZZ
LBO
Address Advance/Load
Read/Write Control Input
Clock
Clock Enable
Chip Select
Chip Select
Chip Select
Byte Write Inputs
Output Enable
Power Sleep Mode
Burst Mode Control
TQFP PIN NO.
32,33,34,35,36,37,
44,45,46,47,48,49,
50,81,82,83,99,100
85
88
89
87
98
97
92
93,94,95,96
86
64
31
SYMBOL
V
DD
V
SS
N.C.
PIN NAME
Power Supply(+2.5V)
Ground
No Connect
TQFP PIN NO.
14,15,16,41,65,66,91
17,40,67,90
38,39,42,43,84
DQa
0
~a
7
DQb
0
~b
7
DQc
0
~c
7
DQd
0
~d
7
DQPa~P
d
Data Inputs/Outputs
52,53,56,57,58,59,62,63
68,69,72,73,74,75,78,79
2,3,6,7,8,9,12,13
18,19,22,23,24,25,28,29
51,80,1,30
V
DDQ
V
SSQ
Output Power Supply
(+2.5V)
Output Ground
4,11,20,27,54,61,70,77
5,10,21,26,55,60,71,76
Notes :
1. The pin 84 is reserved for address bit for the 16Mb NtRAM.
2. 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.
Rev. 5.0 April 2006
-5-
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