參數(shù)資料
型號(hào): STM795T
廠商: 意法半導(dǎo)體
英文描述: 3V Supervisor with Battery Switchover
中文描述: 3V的監(jiān)控與電池切換
文件頁(yè)數(shù): 25/32頁(yè)
文件大小: 304K
代理商: STM795T
25/32
STM690/704/795/802/804/805/806
I
LI
Input Leakage Current (MR)
STM704/806 only;
MR = 0V, V
CC
= 3V
0V = V
IN
= V
CC
0V = V
IN
= V
CC
STM804/805/795;
0V = V
IN
= V
CC(6)
V
RST
(max) < V
CC
< 5.5V
V
RST
(max) < V
CC
< 5.5V
V
CC
= V
RST
(max),
I
SINK
= 3.2mA
V
CC
= V
RST
(max),
I
OUT
= 1.6mA, E = 0V
I
OL
= 40μA,
V
CC
= 1.0V, V
BAT
= V
CC
,
T
A
= 0°C to 85°C
I
OL
= 200μA,
V
CC
= 1.2V, V
BAT
= V
CC
20
75
350
μA
Input Leakage Current (PFI)
–25
2
+25
nA
Input Leakage Current (WDI)
–1
+1
μA
I
LO
Output Leakage Current
–1
+1
μA
V
IH
V
IL
Input High Voltage (MR, WDI)
0.7V
CC
V
Input Low Voltage (MR, WDI)
0.3V
CC
V
V
OL
Output Low Voltage (PFO,
RST, RST, Vccsw)
0.3
V
Output Low Voltage (E
CON
)
0.2V
CC
V
V
OL
Output Low Voltage (RST)
0.3
V
0.3
V
V
OH
Output High Voltage (RST,
RST)
(7)
I
SOURCE
= 1mA,
V
CC
= V
RST
(max)
2.4
V
Output High Voltage (E
CON
)
V
CC
= V
RST
(max),
I
OUT
= 1.6mA, E = V
CC
I
SOURCE
= 75μA,
V
CC
= V
RST
(max)
I
SOURCE
= 100μA,
V
CC
= 0V, V
BAT
= 2.8V
I
SOURCE
= 75μA,
V
CC
= 0V, V
BAT
= 2.8V
0.8V
CC
V
Output High Voltage (PFO)
0.8V
CC
V
V
OHB
V
OH
Battery Back-up (Vccsw,
RST)
0.8V
BAT
V
V
OH
Battery Back-up (E
CON
)
0.8V
BAT
V
Power-fail Comparator (NOT available on STM795)
V
PFI
PFI Input Threshold
PFI Falling
(V
CC
< 3.6V)
STM802/
804/806
STM690/
704/805
1.212
1.237
1.262
V
1.187
1.237
1.287
V
PFI Hysteresis
PFI Rising (V
CC
< 3.6V)
10
20
mV
t
PFD
PFI to PFO Propagation
Delay
PFO Output Short to
GND Current
2
μs
I
SC
V
CC
= 3.6V, PFO = 0V
0.1
0.75
2.0
mA
Battery Switchover
V
SO
Battery Back-up
Switchover Voltage
(8,9)
Power-down
V
BAT
> V
SW
V
BAT
< V
SW
V
BAT
> V
SW
V
BAT
< V
SW
V
SW
V
BAT
V
SW
V
BAT
V
V
Power-up
V
V
V
SW
2.4
V
Hysteresis
40
mV
Sym
Alter-
native
Description
Test Condition
(1)
Min
Typ
Max
Unit
相關(guān)PDF資料
PDF描述
STM802R 3V Supervisor with Battery Switchover
STM806TM6E 3V Supervisor with Battery Switchover
STM806TM6F 3V Supervisor with Battery Switchover
STM690R 3V Supervisor with Battery Switchover
STM690S 3V Supervisor with Battery Switchover
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