CY7C1041B Cypress Semiconductor, CY7C1041B Datasheet - Page 6

• Manufacturer Part Number: CY7C1041B
• Description: 256K x 16 Static RAM
• Manufacturer: Cypress Semiconductor

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