gs840fh32at-8i GSI Technology, gs840fh32at-8i Datasheet - Page 15

• Manufacturer Part Number: gs840fh32at-8i
• Description: 256k X 18, 128k X 32, 128k X 36 4mb Sync Burst Srams
• Manufacturer: GSI Technology

Operating Currents
AC Electrical Characteristics
Notes:
1.
2.
Rev: 1.08 4/2007
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Through
Operating
Parameter
Deselect
Standby
Flow
Current
Current
Current
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 High-Z
Clock to Output in Low-Z
Clock to Output Invalid
Clock to Output Valid
G to output in High-Z
G to output in Low-Z
ZZ ≥ V
Device Deselected;
Clock Cycle Time
Clock HIGH Time
Clock LOW Time
G to Output Valid
All other inputs
All other inputs
Test Conditions
ZZ setup time
Output open
≥ V or ≤ V
ZZ hold time
ZZ recovery
≥V or ≤ V
Parameter
Setup time
Hold time
IH
IH
DD
– 0.2 V
IL
IL
Flow Through
Flow Through
Flow Through
Symbol
Symbol
tOHZ
tOLZ
tZZH
tZZS
tKQX
tZZR
tHZ
tLZ
tKQ
tOE
tKC
tKH
tKL
tH
tS
I
I
I
DD
SB
DD
1
1
1
2
2
1
15/22
Min
9.0
3.0
3.0
1.3
1.5
1.5
1.5
0.5
20
—
—
—
0
5
1
70°C
210
20
to
40
0
-8
Max
-8
8.0
3.2
3.2
3.2
—
—
—
—
—
—
—
—
—
—
—
85°C
220
-40
30
to
50
10.0
Min
3.0
3.0
1.3
1.5
1.5
1.5
0.5
20
—
—
—
0
5
1
70°C
190
20
to
40
0
-8.5
-8.5
Max
8.5
3.5
3.5
3.5
—
—
—
—
—
—
—
—
—
—
—
85°C
200
-40
30
to
50
GS840FH18/32/36AT-8/8.5/10/12
10.0
Min
3.0
3.0
1.3
1.5
1.5
1.5
0.5
20
—
—
—
0
5
1
70°C
165
20
to
35
0
-10
-10
Max
3.8
3.8
3.8
10
—
—
—
—
—
—
—
—
—
—
—
85°C
175
-40
30
to
45
15.0
Min
3.0
3.0
1.3
1.5
1.5
1.5
0.5
—
—
—
20
70°C
© 1999, GSI Technology
0
5
1
135
20
to
35
0
-12
-12
Max
85°C
12
—
—
—
—
—
—
—
—
—
—
—
145
5
5
5
-40
30
45
to
Unit
Unit
mA
mA
mA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns