WCMA1008C1X Datasheet, PDF (5/11 Pages) Weida Semiconductor, Inc. – 128K x 8 Static RAM

WCMA1008C1X
Data Retention Characteristics (Over the Operating Range)
Parameter
Description
Conditions
Min.
Typ.^[2]
Max.
Unit
V_DR
I_CCDR
t_CDR[3]
t_R[8]
V_CC for Data Retention
2.0
V
Data Retention Current
V_CC = V_DR = 3.0V,
CE₁ ≥ V_CC – 0.3V,
CE₂ < 0.3V
V_IN ≥ V_CC – 0.3V or,
V_IN ≤ 0.3V
1.5
20
µA
Chip Deselect to Data
0
ns
Retention Time
Operation Recovery
70
ns
Time
Data Retention Waveform
DATA RETENTION MODE
V_CC
3.0V
V_DR > 2V
3.0V
t_CDR
t_R
CE
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