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CY7C109-15VC 参数 Datasheet PDF下载

CY7C109-15VC图片预览
型号: CY7C109-15VC
PDF下载: 下载PDF文件 查看货源
内容描述: 128K ×8静态RAM [128K x 8 Static RAM]
分类和应用:
文件页数/大小: 12 页 / 222 K
品牌: CYPRESS [ CYPRESS SEMICONDUCTOR ]
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CY7C109
CY7C1009
Switching Waveforms
(continued)
Write Cycle No. 1 (CE
1
or CE
2
Controlled)
[13, 14]
t
WC
ADDRESS
t
SCE
CE
1
t
SA
CE
2
t
SCE
t
AW
t
PWE
WE
t
SD
DATA I/O
DATA VALID
109–8
t
HA
t
HD
Write Cycle No. 2 (WE Controlled, OE HIGH During Write)
[13, 14]
t
WC
ADDRESS
t
SCE
CE
1
CE
2
t
SCE
t
AW
t
SA
WE
t
PWE
t
HA
OE
t
SD
DATA I/O
NOTE 15
t
HZOE
Notes:
13. Data I/O is high impedance if OE = V
IH
.
14. If CE
1
goes HIGH or CE
2
goes LOW simultaneously with WE going HIGH, the output remains in a high-impedance state.
t
HD
DATA
IN
VALID
109–9
Document #: 38-05032 Rev. **
Page 7 of 12