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參數(shù)資料
| 型號(hào)： | GS864418GE-225IV |
| 廠商： | GSI TECHNOLOGY |
| 元件分類： | SRAM |
| 英文描述： | 4M X 18 CACHE SRAM, 6.5 ns, PBGA165 |
| 封裝： | 15 X 17 MM, 1 MM PITCH, ROHS COMPLIANT, FPBGA-165 |
| 文件頁(yè)數(shù)： | 7/33頁(yè) |
| 文件大?。?/td> | 528K |
| 代理商： | GS864418GE-225IV |
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AC Electrical Characteristics
Parameter
Symbol
-250
-225
-200
-166
-150
-133
Unit
Min
Max
Min
Max
Min
Max
Min
Max Min Max Min Max
Pipeline
Clock Cycle Time
tKC
4.0
—
4.4
—
5.0
—
6.0
—
6.7
—
7.5
—
ns
Clock to Output Valid
tKQ
—
2.3
—
2.5
—
2.7
—
2.9
—
3.3
—
3.5
ns
Clock to Output Invalid
tKQX
1.0
—
1.0
—
1.0
—
1.0
—
1.0
—
1.0
—
ns
Clock to Output in Low-Z
tLZ1
1.0
—
1.0
—
1.0
—
1.0
—
1.0
—
1.0
—
ns
Setup time
tS
1.3
—
1.3
—
1.4
—
1.5
—
1.5
—
1.5
—
ns
Hold time
tH
0.2
—
0.3
—
0.4
—
0.5
—
0.5
—
0.5
—
ns
Flow
Through
Clock Cycle Time
tKC
6.5
—
6.5
—
6.5
—
7.0
—
7.5
—
8.5
—
ns
Clock to Output Valid
tKQ
—
6.5
—
6.5
—
6.5
—
7.0
—
7.5
—
8.5
ns
Clock to Output Invalid
tKQX
3.0
—
3.0
—
3.0
—
3.0
—
3.0
—
3.0
—
ns
Clock to Output in Low-Z
tLZ1
3.0
—
3.0
—
3.0
—
3.0
—
3.0
—
3.0
—
ns
Setup time
tS
1.5
—
1.5
—
1.5
—
1.5
—
1.5
—
1.5
—
ns
Hold time
tH
0.5
—
0.5
—
0.5
—
0.5
—
0.5
—
0.5
—
ns
Clock HIGH Time
tKH
1.3
—
1.3
—
1.3
—
1.3
—
1.5
—
1.7
—
ns
Clock LOW Time
tKL
1.5
—
1.5
—
1.5
—
1.5
—
1.7
—
2
—
ns
Clock to Output in
High-Z
tHZ1
1.0
2.3
1.0
2.5
1.0
2.7
1.0
2.9
1.0
3.0
1.0
3.0
ns
G to Output Valid
tOE
—
2.3
—
2.5
—
2.7
—
2.9
—
3.3
—
3.5
ns
G to output in Low-Z
tOLZ1
0
—
0
—
0
—
0
—
0
—
0
—
ns
G to output in High-Z
tOHZ1
—
2.3
—
2.5
—
2.7
—
2.9
—
3.0
—
3.0
ns
ZZ setup time
tZZS2
5
—
5
—
5
—
5
—
5
—
5
—
ns
ZZ hold time
tZZH2
1
—
1
—
1
—
1
—
1
—
1
—
ns
ZZ recovery
tZZR
20
—
20
—
20
—
20
—
20
—
20
—
ns
GS864418/36E-xxxV
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.07a 10/2009
15/33
2003, GSI Technology
Notes:
1. These parameters are sampled and are not 100% tested.
2. 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.
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