GS8644Z18E-166I GSI [GSI Technology], GS8644Z18E-166I Datasheet - Page 4

• Manufacturer Part Number: GS8644Z18E-166I
• Description: 72Mb Pipelined and Flow Through Synchronous NBT SRAM
• Manufacturer: GSI [GSI Technology]

Rev: 1.05 6/2006
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
GS8644Z18/36E-xxxV 165-Bump BGA Pin Description
B
A
Symbol
, B
A
V
MCH
CKE
ADV
TMS
TDO
DQ
DQ
DQ
DQ
LBO
TCK
V
TDI
V
B
0
NC
CK
ZQ
ZZ
E
E
E
FT
DDQ
W
G
A
, B
, A
DD
SS
1
3
2
A
B
C
D
1
C
, B
D
Type
I/O
—
—
O
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Low = Low Impedance [High Drive], High = High Impedance [Low Drive])
Byte Write Enable for DQ
4/30
Address field LSBs and Address Counter Preset Inputs
Burst address counter advance enable; active high
Flow Through / Pipeline Mode Control
FLXDrive Output Impedance Control
Linear Burst Order mode; active low
Sleep mode control; active high
Clock Input Signal; active high
Data Input and Output pins
Output driver power supply
Output Enable; active low
Clock Enable; active low
Chip Enable; active high
Write Enable; active low
Chip Enable; active low
Chip Enable; active low
Scan Test Mode Select
I/O and Core Ground
Scan Test Data Out
Must Connect High
Core power supply
Scan Test Data In
Scan Test Clock
Address Inputs
Description
No Connect
A
, DQ
B
, DQ
C
, DQ
D
I/Os; active low
GS8644Z18/36E-xxxV
© 2003, GSI Technology
Preliminary