GS840E18AT-166 GSI TECHNOLOGY, GS840E18AT-166 Datasheet - Page 10

• Manufacturer Part Number: GS840E18AT-166
• Description: SRAM Chip Sync Dual 3.3V 4M-Bit 256K x 18 8.5ns/3.5ns 100-Pin TQFP Tray
• Manufacturer: GSI TECHNOLOGY

Specifications of GS840E18AT-166

• Package: 100TQFP
• Timing Type: Synchronous
• Density: 4 Mb
• Data Rate Architecture: SDR
• Typical Operating Supply Voltage: 3.3 V
• Number Of I/o Lines: 18 Bit
• Number Of Ports: 2
• Number Of Words: 256K

Rev: 1.12 10/2004
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Note: Only x36 version shown for simplicity.
FT
A0–An
LBO
GW
B
E
E
E
ADV
CK
ADSC
ADSP
BW
B
B
B
G
ZZ
B
A
C
D
1
3
2
Register
D
Q
Power Down
Control
A0
A1
Load
D0
D1
GS840E18/32/36A Block Diagram
Counter
D
D
D
D
D
D
D
Register
Register
Register
Register
Register
Register
Register
10/31
Q
Q
Q
Q
Q
Q
Q
Q0
Q1
1
A0
A1
GS840E18/32/36AT/B-190/180/166/150/100
DQx0–DQx9
Q
36
Memory
Array
4
A
© 1999, GSI Technology
D
36