Rainbow Electronics W24100 - Manual (Page 7)

Preliminary W24100
Publication Release Date: October 1999
- 7 - Revision A1
DATA RETENTION CHARACTERISTICS
(T A = 0 ° C to 70 ° C)
PARAMETER SYM. TEST CONDITIONS MIN. TYP. MAX. UNIT
V DD for Data Retention V DR CS
≥
V DD -0.2V
2.0 - - V
Data Retention Current I DDDR CS
≥
V DD -0.2V, V DD = 3V
- - 50
µ
A
Chip Deselect to Data
Retention Time T CDR See data retention waveform 0 - - nS
Operation Recovery Time T R T RC * - - nS
* Read Cycle Time
DATA RETENTION WAVEFORM
T CDR
- 0.2V DD V
V DD
CS
T R
CS1
V DR 2V =
>
=
>
0.9 DD V 0.9 DD V
CS2