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參數(shù)資料
型號: GS8644ZV18E-225I
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: 4M X 18 ZBT SRAM, 6.5 ns, PBGA165
封裝: 15 X 17 MM, 1 MM PITCH, FBGA-165
文件頁數(shù): 22/37頁
文件大小: 776K
代理商: GS8644ZV18E-225I
Product Preview
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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