IS61VPS25636A Datasheet, PDF (9/32 Pages) Integrated Silicon Solution, Inc – 256K x 36, 512K x 18 9 Mb SYNCHRONOUS PIPELINED, SINGLE CYCLE DESELECT STATIC RAM

IS61VPS25636A, IS61LPS25636A,IS61VPS51218A,IS61LPS51218A
PIN CONFIGURATION
100-PIN TQFP (512K X 18)
ISSI ^®
NC
NC
NC
VDDQ
VSS
NC
NC
DQb
DQb
VSS
VDDQ
DQb
DQb
NC
VDD
NC
VSS
DQb
DQb
VDDQ
VSS
DQb
DQb
DQPb
NC
VSS
VDDQ
NC
NC
NC
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
1
80
2
79
3
78
4
77
5
76
6
75
7
74
8
73
9
72
10
71
11
70
12
69
13
68
14
67
15
66
16
65
17
64
18
63
19
62
20
61
21
60
22
59
23
58
24
57
25
56
26
55
27
54
28
53
29
52
30
51
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
A
NC
NC
VDDQ
VSS
NC
DQPa
DQa
DQa
VSS
VDDQ
DQa
DQa
VSS
NC
VDD
ZZ
DQa
DQa
VDDQ
VSS
DQa
DQa
NC
NC
VSS
VDDQ
NC
NC
NC
(3 Chip-Enable Option)
NC
NC
NC
VDDQ
VSS
NC
NC
DQb
DQb
VSS
VDDQ
DQb
DQb
NC
VDD
NC
VSS
DQb
DQb
VDDQ
VSS
DQb
DQb
DQPb
NC
VSS
VDDQ
NC
NC
NC
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81
1
80
2
79
3
78
4
77
5
76
6
75
7
74
8
73
9
72
10
71
11
70
12
69
13
68
14
67
15
66
16
65
17
64
18
63
19
62
20
61
21
60
22
59
23
58
24
57
25
56
26
55
27
54
28
53
29
52
30
51
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
A
NC
NC
VDDQ
VSS
NC
DQPa
DQa
DQa
VSS
VDDQ
DQa
DQa
VSS
NC
VDD
ZZ
DQa
DQa
VDDQ
VSS
DQa
DQa
NC
NC
VSS
VDDQ
NC
NC
NC
(2 Chip-Enable Option)
PIN DESCRIPTIONS
A0, A1
Synchronous Address Inputs. These
pins must tied to the two LSBs of the
address bus.
A
ADSC
ADSP
Synchronous Address Inputs
Synchronous Controller Address Status
Synchronous Processor Address Status
ADV
BWa-BWb
BWE
Synchronous Burst Address Advance
Synchronous Byte Write Enable
Synchronous Byte Write Enable
CE, CE2, CE2 Synchronous Chip Enable
CLK
Synchronous Clock
DQa-DQb
Synchronous Data Input/Output
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. A
04/29/05
DQPa-DQPb
GW
MODE
OE
VDD
VDDQ
Vss
ZZ
Parity Data I/O; DQPa is parity for
DQa1-8; DQPb is parity for DQb1-8
Synchronous Global Write Enable
Burst Sequence Mode Selection
Output Enable
3.3V/2.5V Power Supply
Isolated Output Buffer Supply:
3.3V/2.5V
Ground
Snooze Enable
9