PRELIMINARY
AC Switching Characteristics
Over the Operating Range (continued)
[4]
-8
Parameter
t
AW
t
HA
t
SA
t
PWE
t
SD
t
HD
t
LZWE
t
HZWE
t
BW
Description
Address Set-up to Write End
Address Hold from Write End
Address Set-up to Write Start
WE Pulse Width
Data Set-up to Write End
Data Hold from Write End
WE HIGH to Low-Z
[6]
WE LOW to High-Z
[6]
Byte Enable to End of Write
6
Min.
6
0
0
6
5
0
3
5
7
Max.
Min.
7
0
0
7
5.5
0
3
5
-10
Max.
CY7C1061AV25
-12
Min.
8
0
0
8
6
0
3
6
8
Max.
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
Data Retention Waveform
DATA RETENTION MODE
V
CC
2.3V
t
CDR
CE
V
DR
> 1.5V
2.3V
t
R
Switching Waveforms
Read Cycle No. 1
[10, 11]
t
RC
ADDRESS
t
AA
t
OHA
DATA OUT
PREVIOUS DATA VALID
DATA VALID
Notes:
10. Device is continuously selected. OE, CE, BHE and/or BHE = V
IL
. CE2 = V
IH
.
11. WE is HIGH for Read cycle.
Document #: 38-05331 Rev. **
Page 5 of 11