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CY7C128A-15VXC(2006) 데이터 시트보기 (PDF) - Cypress Semiconductor
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CY7C128A-15VXC
(Rev.:2006)
2K x 8 Static RAM
Cypress Semiconductor
CY7C128A-15VXC Datasheet PDF : 9 Pages
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CY7C128A
Switching Waveforms
Read Cycle No. 1
[9, 10]
t
RC
ADDRESS
DATA OUT
t
AA
t
OHA
PREVIOUS DATA VALID
Read Cycle No. 2
[9, 11]
t
RC
CE
DATA VALID
C128A–6
OE
DATA OUT
V
CC
SUPPLY
CURRENT
t
ACE
t
DOE
t
LZOE
HIGH IMPEDANCE
t
LZCE
t
PU
50%
Write Cycle No. 1 (WE Controlled)
[8]
DATA VALID
t
HZOE
t
HZCE
HIGH
IMPEDANCE
t
PD
50%
I
CC
I
SB
C128A–7
ADDRESS
CE
WE
DATA IN
DATA I/O
t
WC
t
SCE
t
AW
t
SA
DATA UNDEFINED
t
HA
t
PWE
t
SD
t
HD
DATA
IN
VALID
t
HZWE
t
LZWE
HIGH IMPEDANCE
Notes:
9. WE is HIGH for read cycle.
10. Device is continuously selected. OE, CE = V
IL
.
11. Address valid prior to or coincident with CE transition LOW.
C128A–8
Document #: 38-05028 Rev. *A
Page 4 of 9
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