參數(shù)資料
型號: IS61LF51236A-7.5B2
廠商: INTEGRATED SILICON SOLUTION INC
元件分類: DRAM
英文描述: 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
中文描述: 512K X 36 CACHE SRAM, 7.5 ns, PBGA119
封裝: 14 X 22 MM, PLASTIC, BGA-119
文件頁數(shù): 17/35頁
文件大?。?/td> 281K
代理商: IS61LF51236A-7.5B2
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. E
04/21/06
17
ISSI
IS61LF25672A IS61LF51236A IS61LF102418A
IS61VF25672A IS61VF51236A IS61VF102418A
READ/WRITE CYCLE SWITCHING CHARACTERISTICS
(1)
(Over Operating Range)
6.5
7.5
Min. Max.
Symbol
Parameter
Min.
Max.
Unit
fmax
Clock Frequency
133
117
MHz
t
KC
Cycle Time
7.5
8.5
ns
t
KH
Clock High Time
2.2
2.5
ns
t
KL
Clock Low Time
2.2
2.5
ns
t
KQ
Clock Access Time
6.5
7.5
ns
t
KQX
(2)
Clock High to Output Invalid
2.5
2.5
ns
t
KQLZ
(2,3)
Clock High to Output Low-Z
2.5
2.5
ns
t
KQHZ
(2,3)
Clock High to Output High-Z
3.8
4.0
ns
t
OEQ
Output Enable to Output Valid
3.2
3.4
ns
t
OELZ
(2,3)
Output Enable to Output Low-Z
0
0
ns
t
OEHZ
(2,3)
Output Disable to Output High-Z
3.5
3.5
ns
t
AS
Address Setup Time
1.5
1.5
ns
t
WS
Read/Write Setup Time
1.5
1.5
ns
t
CES
Chip Enable Setup Time
1.5
1.5
ns
t
AVS
Address Advance Setup Time
1.5
1.5
ns
t
DS
Data Setup Time
1.5
1.5
ns
t
AH
Address Hold Time
0.5
0.5
ns
t
WH
Write Hold Time
0.5
0.5
ns
t
CEH
Chip Enable Hold Time
0.5
0.5
ns
t
AVH
Address Advance Hold Time
0.5
0.5
ns
t
DH
Data Hold Time
0.5
0.5
ns
t
PDS
ZZ High to Power Down
2
2
cyc
t
PUS
ZZ Low to Power Down
2
2
cyc
Notes:
1. Configuration signal MODE is static and must not change during normal operation.
2. Guaranteed but not 100% tested. This parameter is periodically sampled.
3. Tested with load in Figure 2.
相關(guān)PDF資料
PDF描述
IS61LF51236A-7.5B2I 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
IS61LF51236A-7.5B3 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
IS61LF51236A-7.5B3I 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
IS61LF51236A-7.5B3LI 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
IS61LF51236A-7.5TQ 256K x 72, 512K x 36, 1024K x 18 18Mb SYNCHRONOUS FLOW-THROUGH STATIC RAM
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