hm6216255h Renesas Electronics Corporation., hm6216255h Datasheet - Page 14

• Manufacturer Part Number: hm6216255h
• Description: 4m High Speed Sram 256-kword X 16-bit -
• Manufacturer: Renesas Electronics Corporation.

HM6216255H Series
Low V
This characteristics is guaranteed only for L-version.
Parameter
V
Data retention current
Chip deselect to data retention time
Operation recovery time
Note:
Low V
14
CC
0 V
V
3.0 V
V
2.2 V
CS
for data retention
CC
DR
CC
1. Typical values are at V
CC
Data Retention Timing Waveform
Data Retention Characteristics (Ta = 0 to +70 C)
t
CDR
CC
= 3.0 V, Ta = +25˚C, and not guaranteed.
Symbol
V
I
t
t
CCDR
CDR
R
DR
V
Data retention mode
CC
Min
2.0
—
0
5
CS
V
Typ*
—
50
—
—
CC
– 0.2 V
1
Max
—
800
—
—
Unit
V
ns
ms
A
Test conditions
V
(1) 0 V
(2) V
V
V
(1) 0 V
(2) V
See retention waveform
CC
CC
CC
= 3 V
CS
CC
CS
CC
t
Vin
Vin
Vin
Vin
R
V
V
CC
CC
– 0.2 V,
– 0.2 V,
0.2 V or
V
0.2 V or
V
CC
CC
– 0.2 V
– 0.2 V