is42s16800a-7tli Integrated Silicon Solution, Inc., is42s16800a-7tli Datasheet - Page 4

• Manufacturer Part Number: is42s16800a-7tli
• Description: 16meg X 8, 8meg X16 & 4meg X 32 128-mbit Synchronous Dram - Integrated Silicon Solution, Inc
• Manufacturer: Integrated Silicon Solution, Inc.

IS42S81600A, IS42S16800A, IS42S32400A
PIN DESCRIPTIONS
PIN CONFIGURATIONS
54 pin TSOP - Type II for x16
4
A0-A11
A0-A8
BA0, BA1
I/O0 to I/O15
CLK
CKE
CS
RAS
CAS
Row Address Input
Column Address Input
Bank Select Address
Data I/O
System Clock Input
Clock Enable
Chip Select
Row Address Strobe Command
Column Address Strobe Command
LDQM
V
V
V
V
Integrated Silicon Solution, Inc. — www.issi.com —
CAS
RAS
I/O0
DD
I/O1
I/O2
I/O3
I/O4
DD
I/O5
I/O6
I/O7
BA0
BA1
V
SS
SS
V
A10
V
WE
CS
A0
A1
A2
A3
DD
DD
DD
Q
Q
Q
Q
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
WE
DQML
DQMH
V
Vss
V
Vss
NC
DD
DDQ
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
Q
V
I/O15
V
I/O14
I/O13
V
I/O12
I/O11
V
I/O10
I/O9
V
I/O8
V
NC
UDQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
V
SS
SS
DD
SS
DD
SS
SS
Q
Q
Q
Q
Write Enable
x16 Lower Byte, Input/Output Mask
x16 Upper Byte, Input/Output Mask
Power
Ground
Power Supply for I/O Pin
Ground for I/O Pin
No Connection
PRELIMINARY INFORMATION Rev. 00C
ISSI
1-800-379-4774
01/20/05
®