GS88018/32/36AT-250/225/200/166/150/133
TQFP Pin Description
Symbol
A0, A1
A2–A17
A18
Type
Description
I
I
I
Address field LSBs and Address Counter preset Inputs
Address Inputs
Address Input
DQA1–DQA9
DQB1–DQB9
DQC1–DQC9
DQD1–DQD9
I/O
Data Input and Output pin
NC
—
No Connect
Byte Write—Writes all enabled bytes; active low
Byte Write Enable for DQA, DQB Data I/Os; active low
Clock Input Signal; active high
BW
I
I
I
I
I
I
I
I
I
I
I
I
I
BA, BB, BC, BD
CK
GW
Global Write Enable—Writes all bytes; active low
Chip Enable; active low
E1, E3
E2
Chip Enable; active high
G
ADV
Output Enable; active low
Burst address counter advance enable; active low
Address Strobe (Processor, Cache Controller); active low
Sleep Mode control; active high
ADSP, ADSC
ZZ
FT
Flow Through or Pipeline mode; active low
Linear Burst Order mode; active low
Core power supply
LBO
V
DD
V
I
I
I/O and Core Ground
SS
V
Output driver power supply
DDQ
Rev: 1.02 9/2002
5/26
© 2001, Giga Semiconductor, Inc.
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
GSI [ GSI TECHNOLOGY ]
