STM690 STMicroelectronics, STM690 Datasheet - Page 25

• Manufacturer Part Number: STM690
• Description: 3v Supervisor With Battery Switchover
• Manufacturer: STMicroelectronics

Power-fail Comparator (NOT available on STM795)
Battery Switchover
V
Sym
V
V
t
V
V
V
V
I
V
PFD
I
OHB
I
LO
SC
OH
PFI
OL
SO
LI
OL
IH
IL
native
Alter-
Input Leakage Current (MR)
Input Leakage Current (PFI)
Input Leakage Current (WDI)
Output Leakage Current
Input High Voltage (MR, WDI)
Input Low Voltage (MR, WDI)
Output Low Voltage (PFO,
RST, RST, Vccsw)
Output Low Voltage (E
Output Low Voltage (RST)
Output High Voltage (RST,
RST)
Output High Voltage (E
Output High Voltage (PFO)
V
RST)
V
OH
OH
PFI to PFO Propagation
Switchover Voltage
PFO Output Short to
Battery Back-up (Vccsw,
Battery Back-up (E
PFI Input Threshold
(7)
Battery Back-up
PFI Hysteresis
GND Current
Description
Hysteresis
Delay
V
SW
CON
(8,9)
CON
CON
)
)
)
(V
Power-down
PFI Falling
V
V
Power-up
V
V
CC
PFI Rising (V
I
RST
RST
V
V
V
OUT
I
CC
CC
OUT
CC
CC
MR = 0V, V
CC
V
V
V
STM704/806 only;
V
V
STM804/805/795;
I
Test Condition
0V = V
< 3.6V)
T
I
SOURCE
I
I
CC
CC
CC
SOURCE
SOURCE
0V = V
0V = V
CC
CC
= 1.0V, V
A
SOURCE
= 1.2V, V
I
(max) < V
(max) < V
= 0V, V
= 0V, V
I
= 1.6mA, E = V
= 3.6V, PFO = 0V
SINK
= 1.6mA, E = 0V
I
OL
= 0°C to 85°C
OL
= V
= V
= V
= V
= V
= 200µA,
= 40µA,
IN
= 3.2mA
RST
RST
RST
RST
RST
IN
IN
= 100µA,
= V
= 75µA,
= 75µA,
BAT
BAT
= 1mA,
CC
= V
= V
BAT
V
V
V
V
CC
BAT
CC
CC
STM802/
STM690/
(max),
(max),
(max),
BAT
BAT
BAT
BAT
(max)
(max)
804/806
704/805
CC
= 2.8V
= 2.8V
< 3.6V)
= 3V
CC
CC
= V
= V
< 5.5V
< 5.5V
(6)
(1)
> V
< V
> V
< V
STM690/704/795/802/804/805/806
CC
CC
CC
SW
SW
SW
SW
,
0.8V
0.8V
0.7V
0.8V
0.8V
1.212
1.187
Min
–25
2.4
0.1
20
–1
–1
BAT
BAT
CC
CC
CC
1.237
1.237
V
V
0.75
V
V
Typ
2.4
75
10
40
BAT
BAT
SW
SW
2
2
0.3V
0.2V
1.262
1.287
Max
350
+25
0.3
0.3
0.3
2.0
+1
+1
20
CC
CC
Unit
25/32
mV
mA
mV
µA
nA
µA
µA
µs
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V