GS88218AB GSI [GSI Technology], GS88218AB Datasheet - Page 19

• Manufacturer Part Number: GS88218AB
• Description: 512K x 18, 256K x 36 9Mb SCD/DCD Sync Burst SRAMs
• Manufacturer: GSI [GSI Technology]

AC Electrical Characteristics
Notes:
1.
2.
Rev: 1.04 11/2004
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Through
Pipeline
Flow
These parameters are sampled and are not 100% tested.
ZZ is an asynchronous signal. However, in order to be recognized on any given clock cycle, ZZ must meet the specified setup and hold
times as specified above.
Clock to Output in Low-Z
Clock to Output in Low-Z
Clock to Output Invalid
Clock to Output Invalid
Clock to Output Valid
Clock to Output Valid
G to output in High-Z
G to output in Low-Z
Clock to Output in
Clock Cycle Time
Clock Cycle Time
Clock HIGH Time
G to Output Valid
Clock LOW Time
ZZ setup time
ZZ hold time
ZZ recovery
Parameter
Setup time
Setup time
Hold time
Hold time
High-Z
Symbol
tOHZ
tOLZ
tZZS
tZZH
tKQX
tKQX
tZZR
tHZ
tLZ
tLZ
tKQ
tKQ
tOE
tKC
tKC
tKH
tKL
tH
tH
tS
tS
1
1
1
1
2
2
1
Min
4.0
1.5
1.5
1.2
0.2
5.5
3.0
3.0
1.5
0.5
1.3
1.5
1.5
—
—
—
—
20
0
5
1
-250
Max
2.5
5.5
2.3
2.3
2.3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
19/38
Min
4.4
1.5
1.5
1.3
0.3
6.0
3.0
3.0
1.5
0.5
1.3
1.5
1.5
—
—
—
—
20
0
5
1
-225
Max
2.7
6.0
2.5
2.5
2.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
GS88218/36AB/D-250/225/200/166/150/133
Min
5.0
1.5
1.5
1.4
0.4
6.5
3.0
3.0
1.5
0.5
1.3
1.5
1.5
—
—
—
—
20
0
5
1
-200
Max
3.0
6.5
3.0
3.2
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min
6.0
1.5
1.5
1.5
0.5
7.0
3.0
3.0
1.5
0.5
1.3
1.5
1.5
—
—
—
—
20
0
5
1
-166
Max Min
3.4
7.0
3.0
3.5
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
6.7
1.5
1.5
1.5
0.5
7.5
3.0
3.0
1.5
0.5
1.5
1.7
1.5
—
—
—
—
20
0
5
1
-150
Max
3.8
7.5
3.0
3.8
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
© 2001, GSI Technology
Min Max
7.5
1.5
1.5
1.5
0.5
8.5
3.0
3.0
1.5
0.5
1.7
1.5
—
—
—
—
20
2
0
5
1
-133
4.0
8.5
3.0
4.0
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns