STM704T/S/R STMicroelectronics, STM704T/S/R Datasheet - Page 34

• Manufacturer Part Number: STM704T/S/R
• Description: 3V Supervisor
• Manufacturer: STMicroelectronics

Specifications of STM704T/S/R

• Operating Temperature: –40 °C to 85 °C (industrial grade)

DC and AC parameters
Table 7.
34/42
Battery switchover
Reset thresholds
Push-button reset input (STM704/806)
Watchdog timer (NOT available on STM704/795/806)
Chip enable gating (STM795 only)
V
t
RST
t
Sym
MLMH
MLRL
V
t
I
t
WD
SC
rec
SO
(10)
native
Alter-
t
t
MRD
MR
DC and AC characteristics (continued)
PFO output short to GND
current
Battery backup switchover
voltage
V
Hysteresis
Reset threshold
RST pulse width
MR pulse width
MR to RST output delay
Watchdog timeout period
WDI pulse width
E to E
SW
CON
(8)(9)
Description
resistance
STM690, STM704, STM795, STM802, STM804, STM805, STM806
Doc ID 10519 Rev 9
704R/795R/ 805R
704S/795S/ 805S
704T/795T/ 805T
V
V
Power-down
804R/806R
804S/806S
V
804T/806T
STM690S/
STM802S/
STM690R/
STM802R/
STM690T/
STM802T/
RST
RST
Power-up
CC
V
Test condition
CC
(max) < V
(max) < V
= 3.6 V, PFO = 0 V
V
CC
= V
< 3.6 V
RST
CC
CC
(max)
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
BAT
BAT
BAT
BAT
< 3.6 V
< 3.6 V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
(1)
> V
falling
falling
falling
falling
falling
falling
< V
> V
< V
rising
rising
rising
rising
rising
rising
SW
SW
SW
SW
3.00
3.00
3.00
3.00
2.85
2.85
2.88
2.88
2.55
2.55
2.59
2.59
1.12
Min
140
100
100
0.1
3.075
3.085
3.075
3.085
2.925
2.935
2.925
2.935
2.625
2.635
2.625
2.635
V
V
0.75
V
V
1.60
Typ
200
2.4
40
20
60
20
46
BAT
BAT
SW
SW
Max
3.15
3.17
3.12
3.14
3.00
3.02
3.00
3.02
2.70
2.72
2.70
2.72
2.24
280
500
2.0
Unit
mA
mV
ms
ns
ns
ns
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
s