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CY7C1018V33
CY7C1019V33
4
Data Retention Characteristics Over the Operating Range (L Version Only)
Parameter
Description
Conditions
Min.
Max
Unit
VDR
VCC for Data Retention
No input may exceed VCC + 0.5V
VCC = VDR = 2.0V,
CE > VCC – 0.3V,
VIN > VCC – 0.3V or VIN < 0.3V
2.0
V
ICCDR
Data Retention Current
150
µA
tCDR
[3]
Chip Deselect to Data Retention Time
0
ns
tR
Operation Recovery Time
tRC
ns
Data Retention Waveform
1019V33–5
3.0V
3.0V
tCDR
VDR > 2V
DATA RETENTION MODE
tR
CE
VCC
Switching Waveforms
Read Cycle No. 1[9, 10]
Read Cycle No. 2 (OE Controlled)[10, 11]
Notes:
9.
Device is continuously selected. OE, CE = VIL.
10. WE is HIGH for read cycle.
11. Address valid prior to or coincident with CE transition LOW.
PREVIOUS DATA VALID
DATA VALID
tRC
tAA
tOHA
1019V33–6
ADDRESS
DATA OUT
1019V33–7
50%
50%
DATA VALID
tRC
tACE
tDOE
tLZOE
tLZCE
tPU
HIGH IMPEDANCE
tHZOE
tHZCE
tPD
HIGH
OE
CE
ICC
ISB
IMPEDANCE
ADDRESS
DATA OUT
VCC
SUPPLY
CURRENT