M48T201V-70MH1 STMICROELECTRONICS [STMicroelectronics], M48T201V-70MH1 Datasheet - Page 27
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M48T201V-70MH1
Manufacturer Part Number
M48T201V-70MH1
Description
3.3V-5V TIMEKEEPER CONTROLLER
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.M48T201V-70MH1.pdf
(33 pages)
- Current page: 27 of 33
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Figure 15. Power Down/Up Mode AC Waveforms
Table 14. Power Down/Up Mode AC Characteristics
Note: 1. Valid for Ambient Operating Temperature: T
Symbol
t
t
t
FB
REC
2. V
3. V
t
F
t
RB
R
(2)
(3)
es V
PFD
PFD
V CC
V PFD (max)
V PFD (min)
V SO
INPUTS
OUTPUTS
RST
PFD
(max) to V
(min) to V
V
V
V
V
V
(min).
PFD
PFD
PFD
PFD
SS
to V
(min) to V
(max) to V
(min) to V
(max) to RST High
SS
PFD
fall time of less than t
PFD
(min) fall time of less than t
(min) V
VALID
VALID
PFD
SS
PFD
tF
V
(max) V
CC
CC
(min) V
Fall Time
Rise Time
Parameter
FB
CC
CC
may cause corruption of RAM data.
A
Rise Time
Fall Time
tFB
= 0 to 70°C; V
F
may result in deselection/write protection not occurring until 200µs after V
(1)
CC
= 4.5 to 5.5V or 3.0 to 3.6V (except where noted).
M48T201Y
M48T201V
DON'T CARE
HIGH-Z
tRB
Min
300
150
10
10
40
5
M48T201Y, M48T201V
tR
Max
200
tREC
VALID
VALID
AI03519
Unit
ms
µs
µs
µs
µs
µs
CC
27/33
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