GS8644Z18 ETC [List of Unclassifed Manufacturers], GS8644Z18 Datasheet - Page 3

• Manufacturer Part Number: GS8644Z18
• Description: 72Mb Pipelined and Flow Through Synchronous NBT SRAM
• Manufacturer: ETC [List of Unclassifed Manufacturers]

GS8644Z72 209-Bump BGA Pin Description
Rev: 1.03 11/2004
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
B
E
Symbol
, B
B
A
B
MCH
MCH
DQ
DQ
DQ
DQ
ADV
LBO
MCL
CKE
DQ
DQ
DQ
DQ
A
NC
0
C
CK
ZQ
F
ZZ
FT
E
E
E
W
G
, A
A
, B
, B
,B
1
3
2
A
B
C
D
E
F
G
H
D
1
B
G
,B
H
Type
I/O
—
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Byte Write Enable for DQ
3/39
Address field LSBs and Address Counter Preset Inputs.
Byte Write Enable for DQ
Byte Write Enable for DQ
Flow Through or Pipeline mode; active low
GS8644Z18(B/E)/GS8644Z36(B/E)/GS8644Z72(C)
Burst address counter advance enable
FLXDrive Output Impedance Control
Linear Burst Order mode; active low
Low = Low Impedance [High Drive],
High = High Impedance [Low Drive]
Sleep Mode control; active high
Clock Input Signal; active high
Data Input and Output pins
Output Enable; active low
Chip Enable; active high
Clock Enable; active low
Write Enable; active low
Chip Enable; active low
Chip Enable; active low
Must Connect High
Must Connect High
Must Connect Low
Description
Address Inputs
No Connect
E
, DQ
C
A
F
, DQ
, DQ
, DQ
G
B
D
, DQ
I/Os; active low
I/Os; active low
H
I/Os; active low
Product Preview
© 2003, GSI Technology