DS2227 Maxim, DS2227 Datasheet - Page 8

• Manufacturer Part Number: DS2227
• Description: The DS2227 combines voltage monitoring circuitry with lithium-backed memory in a flexible architecture that can be accessed as 128k x 32, 256k x 16, or 512k x 8 bits
• Manufacturer: Maxim

POWER-UP/POWER-DOWN CONDITION
POWER-DOWN/POWER-UP TIMING
Power-down
V
(
V
(
Expected Data Retention
CE
CE
CE
CE
CC
CC
at V
at V
Slew from 4.5V to 4.25V
Slew from 0V to 4.5V
at V
at V
PARAMETER
PARAMETER
IH
IH
IH
IH
Before
after Power-up
)
)
SYMBOL
SYMBOL
t
t
t
REC
t
t
DR
PD
R
F
8 of 10
MIN
MIN
300
10
0
0
2
TYP
TYP
80
MAX
MAX
125
UNITS
UNITS
years
ms
µs
µs
µs
(T
A
NOTES
NOTES
= 25°C)
DS2227