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參數(shù)資料
| 型號(hào)： | GS8644ZV72C-250I |
| 廠商： | GSI TECHNOLOGY |
| 元件分類： | DRAM |
| 英文描述： | 72Mb Pipelined and Flow Through Synchronous NBT SRAM |
| 中文描述： | 1M X 72 ZBT SRAM, 6.5 ns, PBGA209 |
| 封裝： | 14 X 22 MM, 1 MM PITCH, BGA-209 |
| 文件頁數(shù)： | 22/37頁 |
| 文件大?。?/td> | 776K |
| 代理商： | GS8644ZV72C-250I |
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GS8644ZV18(B/E)/GS8644ZV36(B/E)/GS8644ZV72(C)
Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.
Rev: 1.03 11/2004
22/37
2003, GSI Technology
Notes:
1.
2.
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.
AC Electrical Characteristics
Parameter
Symbol
-250
-225
-200
-166
-150
-133
Unit
Min
4.0
Max
—
Min
4.4
Max
—
Min
5.0
Max
—
Min
6.0
Max
—
Min
6.7
Max
—
Min
7.5
Max
—
Pipeline
Clock Cycle Time
Clock to Output Valid
(x18/x36)
Clock to Output Valid
(x72)
Clock to Output Invalid
Clock to Output in Low-Z
Setup time
Hold time
Clock Cycle Time
Clock to Output Valid
Clock to Output Invalid
Clock to Output in Low-Z
Setup time
Hold time
Clock HIGH Time
Clock LOW Time
Clock to Output in
High-Z
(x18/x36)
Clock to Output in
High-Z
(x72)
G to Output Valid
(x18/x36)
G to Output Valid
(x72)
G to output in Low-Z
G to output in High-Z
(x18/x36)
G to output in High-Z
(x72)
ZZ setup time
tKC
ns
tKQ
—
2.3
—
2.5
—
2.7
—
2.9
—
3.3
—
3.5
ns
tKQ
—
2.6
—
2.7
—
2.8
—
2.9
—
3.3
—
3.5
ns
tKQX
tLZ
1
tS
tH
tKC
tKQ
tKQX
tLZ
1
tS
tH
tKH
tKL
1.0
1.0
1.3
0.2
6.5
—
3.0
3.0
1.5
0.5
1.3
1.5
—
—
—
—
—
6.5
—
—
—
—
—
—
1.0
1.0
1.3
0.3
6.5
—
3.0
3.0
1.5
0.5
1.3
1.5
—
—
—
—
—
6.5
—
—
—
—
—
—
1.0
1.0
1.4
0.4
6.5
—
3.0
3.0
1.5
0.5
1.3
1.5
—
—
—
—
—
6.5
—
—
—
—
—
—
1.0
1.0
1.5
0.5
7.0
—
3.0
3.0
1.5
0.5
1.3
1.5
—
—
—
—
—
7.0
—
—
—
—
—
—
1.0
1.0
1.5
0.5
7.5
—
3.0
3.0
1.5
0.5
1.5
1.7
—
—
—
—
—
7.5
—
—
—
—
—
—
1.0
1.0
1.5
0.5
8.5
—
3.0
3.0
1.5
0.5
1.7
2
—
—
—
—
—
8.5
—
—
—
—
—
—
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Flow
Through
tHZ
1
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
tHZ
1
1.0
2.6
1.0
2.7
1.0
2.8
1.0
2.9
1.0
3.0
1.0
3.0
ns
tOE
—
2.3
—
2.5
—
2.7
—
2.9
—
3.3
—
3.5
ns
tOE
—
2.6
—
2.7
—
2.8
—
2.9
—
3.3
—
3.5
ns
tOLZ
1
0
—
0
—
0
—
0
—
0
—
0
—
ns
tOHZ
1
—
2.3
—
2.5
—
2.7
—
2.9
—
3.0
—
3.0
ns
tOHZ
1
—
2.6
—
2.7
—
2.8
—
2.9
—
3.0
—
3.0
ns
tZZS
2
tZZH
2
tZZR
5
—
5
—
5
—
5
—
5
—
5
—
ns
ZZ hold time
ZZ recovery
1
20
—
—
1
—
—
1
—
—
1
—
—
1
—
—
1
—
—
ns
ns
20
20
20
20
20
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