
IDT71V3577S_79S, IDT71V3577SA_79SA, 128K x 36, 256K x 18, 3.3V Synchronous SRAMs with
3.3V I/O, Flow-Through Outputs, Burst Counter, Single Cycle Deselect Commercial and Industrial Temperature Ranges
Pin Configuration – 128K x 36
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
I/O P3
I/O 16
I/O 17
V DDQ
V SS
I/O 18
I/O 19
I/O 20
I/O 21
V SS
V DDQ
I/O 22
I/O 23
V SS (1)
V DD
NC
V SS
I/O 24
I/O 25
V DDQ
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
I/O P2
I/O 15
I/O 14
V DDQ
V SS
I/O 13
I/O 12
I/O 11
I/O 10
V SS
V DDQ
I/O 9
I/O 8
V SS
NC
V DD
ZZ (2)
I/O 7
I/O 6
V DDQ
V SS
I/O 26
I/O 27
I/O 28
I/O 29
V SS
V DDQ
I/O 30
I/O 31
I/O P4
21
22
23
24
25
26
27
28
29
30
60
59
58
57
56
55
54
53
52
51
V SS
I/O 5
I/O 4
I/O 3
I/O 2
V SS
V DDQ
I/O 1
I/O 0
I/O P1
,
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
6450 drw 02a
100 TQFP
Top View
NOTES:
1. Pin 14 does not have to be directly connected to V SS as long as the input voltage is < V IL .
2. Pin 64 can be left unconnected and the device will always remain in active mode.
5
6.42