GS840E18AT-166 GSI TECHNOLOGY, GS840E18AT-166 Datasheet - Page 24

• 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.
-20
-40
-60
-80
60
40
20
0
-0.5
3.6V PD LD
0
Pull Down Drivers
Pull Up Drivers
GS840E18/32/36A Output Driver Characteristics
0.5
3.3V PD LD
1
24/31
3.1V PD LD
VDDQ - V Out (Pull Up)
1.5
V Out (Pull Dow n)
GS840E18/32/36AT/B-190/180/166/150/100
2
3.1V PU LD
2.5
V
V
DDQ
SS
3.3V PU LD
I Out
3
VOut
© 1999, GSI Technology
3.5
3.6V PU LD
4