m41t00s STMicroelectronics, m41t00s Datasheet - Page 18

• Manufacturer Part Number: m41t00s
• Description: Serial Access Real-time Clock
• Manufacturer: STMicroelectronics

M41T00S
Figure 14. Power Down/Up Mode AC Waveforms
Table 9. Power Down/Up AC Characteristics
Note: 1. V
Table 10. Power Down/Up Trip Points DC Characteristics
Note: 1. All voltages referenced to V
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V
Sym
V
PFD
Symbol
SO
2. Valid for Ambient Operating Temperature: T
2. Valid for Ambient Operating Temperature: T
t
t
PD
rec
CC
Power-fail Deselect
Hysteresis
Battery Back-up Switchover Voltage
(V
Hysteresis
V CC
V SO
SDA
SCL
fall time should not exceed 5mV/µs.
CC
< V
SCL and SDA at V
SCL and SDA at V
BAT
; V
tPD
CC
< V
Parameter
PFD
SS
.
)
IH
IH
Parameter
before Power Down
after Power Up
(1,2)
A
A
= –40 to 85°C; V
= –40 to 85°C; V
(1,2)
V
V
DON'T CARE
BAT
BAT
< V
> V
CC
CC
PFD
PFD
= 2.7 to 5.5V (except where noted).
= 2.7 to 5.5V (except where noted).
Min
2.5
Min
10
0
V
V
Typ
2.6
25
40
PFD
BAT
Typ
trec
AI00596
Max
Max
2.7
Unit
Unit
nS
µS
mV
mV
V
V
V