UPD43256B-A NEC [NEC], UPD43256B-A Datasheet - Page 16
UPD43256B-A
Manufacturer Part Number
UPD43256B-A
Description
256K-BIT CMOS STATIC RAM 32K-WORD BY 8-BIT
Manufacturer
NEC [NEC]
Datasheet
1.UPD43256B-A.pdf
(24 pages)
- Current page: 16 of 24
- Download datasheet (176Kb)
Data Retention Timing Chart
16
Note
Remark The other pins (address, OE, WE, I/Os) can be in high impedance state.
V
V
IL
A Version: 3.0 V, B Version: 2.7 V
IH
(MAX.)
(MIN.)
V
5.0 V
4.5 V
GND
CCDR
Note
t
CDR
CS
V
CC
Data retention mode
CS
V
CC
– 0.2 V
t
R
PD43256B
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