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CY7C199-15VCR 参数 Datasheet PDF下载

CY7C199-15VCR图片预览
型号: CY7C199-15VCR
PDF下载: 下载PDF文件 查看货源
内容描述: [Standard SRAM, 32KX8, 15ns, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOJ-28]
分类和应用: 存储内存集成电路静态存储器
文件页数/大小: 16 页 / 315 K
品牌: CYPRESS [ CYPRESS SEMICONDUCTOR ]
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CY7C199
Switching Waveforms
(continued)
Read Cycle No. 2
[13, 14]
CE
t
ACE
OE
t
DOE
t
LZOE
HIGH IMPEDANCE
t
LZCE
V
CC
SUPPLY
CURRENT
t
PU
50%
t
PD
ICC
50%
ISB
C199–9
t
RC
t
HZOE
t
HZCE
DATA VALID
HIGH
IMPEDANCE
DATA OUT
Write Cycle No. 1 (WE Controlled)
[10, 15, 16]
t
WC
ADDRESS
CE
t
AW
WE
t
SA
t
PWE
t
HA
OE
t
SD
DATA I/O
t
HZOE
DATA
IN
VALID
C199–10
t
HD
Write Cycle No. 2 (CE Controlled)
[10, 15, 16]
t
WC
ADDRESS
CE
t
SA
t
AW
t
HA
t
SCE
WE
t
SD
DATA I/O
DATA
IN
VALID
C199–11
t
HD
Notes:
14. Address valid prior to or coincident with CE transition LOW.
15. Data I/O is high impedance if OE = V
IH
.
16. If CE goes HIGH simultaneously with WE HIGH, the output remains in a high-impedance state.
Document #: 38-05160 Rev. **
Page 7 of 16