CY7C1041B
Data Retention Waveform
DATA RETENTION MODE
V
CC
3.0V
t
CDR
CE
1041B–5
V
DR
> 2V
3.0V
t
R
Switching Waveforms
Read Cycle No. 1
t
RC
ADDRESS
t
AA
t
OHA
DATA OUT
PREVIOUS DATA VALID
DATA VALID
1041B-6
Read Cycle No. 2 (OE Controlled)
ADDRESS
t
RC
CE
t
ACE
OE
BHE, BLE
t
DOE
t
LZOE
t
DBE
t
LZBE
HIGH IMPEDANCE
t
LZCE
V
CC
SUPPLY
CURRENT
t
PU
50%
t
HZCE
t
HZBE
DATA VALID
t
PD
50%
ISB
1041B-7
t
HZOE
HIGH
IMPEDANCE
DATA OUT
ICC
Notes:
12. Device is continuously selected. OE, CE, BHE, and/or BHE = V
IL
.
13. WE is HIGH for read cycle.
14. Address valid prior to or coincident with CE transition LOW.
6