ISSI's 4Mb Synchronous DRAM IS42S16128 is organized as
a 131072-word x 16-bit x 2-bank for improved performance.
The synchronous DRAMs achieve high-speed data transfer
using pipeline architecture. All inputs and outputs signals refer
to the rising edge of the clock input.
PIN CONFIGURATIONS
50-Pin TSOP (Type II)
VCC
I/O0
I/O1
GNDQ
I/O2
I/O3
VCCQ
I/O4
I/O5
GNDQ
I/O6
I/O7
VCCQ
LDQM
WE
CAS
RAS
CS
A9
A8
A0
A1
A2
A3
VCC
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
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
GND
I/O15
I/O14
GNDQ
I/O13
I/O12
VCCQ
I/O11
I/O10
GNDQ
I/O9
I/O8
VCCQ
NC
UDQM
CLK
CKE
NC
NC
NC
A7
A6
A5
A4
GND
Vcc
GND
VccQ
GNDQ
NC
ORDERING INFORMATION
Commercial Range: 0鈰匔 to 70鈰匔
鈰?/div>
鈰?/div>
Frequency
125 MHz
100 MHz
83 MHz
Speed (ns)
8
10
12
Order Part No.
IS42S16128-8T
IS42S16128-10T
IS42S16128-12T
Package
400-mil TSOP II
400-mil TSOP II
400-mil TSOP II
ISSI reserves the right to make changes to its products at any time without notice in order to improve design and supply the best possible product. We assume no responsibility for any
errors which may appear in this publication. 漏 Copyright 2000, Integrated Silicon Solution, Inc.
Integrated Silicon Solution, Inc. 鈥?1-800-379-4774
ISSI
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