GS816218 GSI [GSI Technology], GS816218 Datasheet - Page 16

• Manufacturer Part Number: GS816218
• Description: 1M x 18, 512K x 36 18Mb S/DCD Sync Burst SRAMs
• Manufacturer: GSI [GSI Technology]

AC Electrical Characteristics
Notes:
1.
2.
Rev: 1.0 9/2004
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Flow 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.
Clock to Output Valid (x18/x36)
Clock to Output Valid (x72)
Clock to Output in Low-Z
Clock to Output in Low-Z
Clock to Output Invalid
Clock to Output Invalid
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
Clock LOW Time
G to Output Valid
G to Output Valid
ZZ setup time
Parameter
ZZ hold time
ZZ recovery
Setup time
Setup time
Hold time
Hold time
(x18/x36)
(x18/x36)
(x18/x36)
High-Z
High-Z
(x72)
(x72)
(x72)
Symbol
tOLZ
tOHZ
tOHZ
tZZH
tZZS
tKQX
tKQX
tZZR
tHZ
tHZ
tLZ
tLZ
tKC
tKQ
tKQ
tKC
tKQ
tKH
tOE
tOE
tKL
16/31
tS
tH
tS
tH
1
1
1
1
2
1
1
1
2
Min
4.0
1.5
1.5
1.2
0.2
5.5
2.0
2.0
1.5
0.5
1.3
1.5
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-250
Max
2.5
3.0
5.5
2.5
3.0
2.5
3.0
2.5
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min
5.0
1.5
1.5
1.4
0.4
6.5
2.0
2.0
1.5
0.5
1.3
1.5
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
-200
Max
3.0
3.0
6.5
3.0
3.0
3.0
3.0
3.0
3.0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Min
6.7
1.5
1.5
1.5
0.5
7.5
2.0
2.0
1.5
0.5
1.5
1.7
1.5
1.5
—
—
—
—
—
—
—
20
0
5
1
© 2004, GSI Technology
GS816218/36BB
-150
Preliminary
Max
3.8
3.8
7.5
3.0
3.0
3.8
3.8
3.8
3.8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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