GS8642ZV18B-200I GSI [GSI Technology], GS8642ZV18B-200I Datasheet - Page 19

• Manufacturer Part Number: GS8642ZV18B-200I
• Description: 72Mb Pipelined and Flow Through Synchronous NBT SRAM
• Manufacturer: GSI [GSI Technology]

AC Electrical Characteristics
Notes:
1.
2.
Rev: 1.02 5/2005
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Through
Pipeline
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.
Flow
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
Clock to Output Valid
G to output in High-Z
G to output in High-Z
G to output in Low-Z
Clock to Output in
Clock to Output in
Clock Cycle Time
Clock Cycle Time
Clock HIGH Time
G to Output Valid
G to Output Valid
Clock LOW Time
High-Z (x18/x36)
ZZ setup time
High-Z (x72)
ZZ hold time
ZZ recovery
Parameter
Setup time
Setup time
(x18/x36)
Hold time
Hold time
(x18/x36)
(x18/36)
(x72)
(x72)
(x72)
Symbol
tOHZ
tOHZ
tOLZ
tZZS
tZZH
tKQX
tKQX
tZZR
tHZ
tHZ
tLZ
tLZ
tKQ
tKQ
tKQ
tOE
tOE
tKC
tKC
tKH
tKL
tH
tH
tS
tS
1
1
1
1
1
2
2
1
1
19/32
Min
3.3
1.5
1.5
1.1
0.1
5.5
3.0
3.0
1.5
0.5
1.0
1.2
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-300
GS8642ZV18(B)/GS8642ZV36(B)/GS8642ZV72(C)
Max
2.3
3.0
5.5
2.3
3.0
2.3
3.0
2.3
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min
4.0
1.5
1.5
1.2
0.2
6.5
3.0
3.0
1.5
0.5
1.3
1.5
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-250
Max
2.5
3.0
6.5
2.5
3.0
2.5
3.0
2.5
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min
5.0
1.5
1.5
1.4
0.4
7.5
3.0
3.0
1.5
0.5
1.3
1.5
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-200
Max
3.0
3.0
7.5
3.0
3.0
3.0
3.0
3.0
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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© 2004, GSI Technology
Min
6.0
1.5
1.5
1.5
0.5
8.0
3.0
3.0
1.5
0.5
1.3
1.5
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-167
Max
3.5
3.5
8.0
3.0
3.0
3.5
3.5
3.0
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns