STM1404ARMBQ6F STMICROELECTRONICS [STMicroelectronics], STM1404ARMBQ6F Datasheet - Page 25

• Manufacturer Part Number: STM1404ARMBQ6F
• Description: 3 V FIPS-140 security supervisor with battery switchover
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM1404
Figure 26. STM1404 switchover diagram, condition A (V
Figure 27. STM1404 switchover diagram, condition B (V
Table 6.
V
V
V
I
V
BAT
Sym
V
BAT
I
OUT1
OUT2
TPU1
CC
CC
(3)
(2)
,
native
Alter-
DC and AC characteristics
supply voltage (active)
V
V
battery backup mode
battery backup mode
V
V
V
BAT
CC
OUT
Operating voltage
Internal switched
CC
CC
(STM1404B,C)
V
(STM1404A)
Description
supply current in
supply current in
OUT
supply current
supply current
voltage (active)
backup)
(battery
voltage
V SW = 2.4V
V SW = 2.4V
V CC = 3.3V
V CC = 3.3V
V RST
V BAT
V BAT
V BAT – 75mV
(V
BAT
Typ @ 3.3 V, 25°C
T
Test condition
I
A
I
I
I
SOURCE
Excluding I
Excluding I
I
OUT1
OUT2
(V
OUT1
I
V, MR = V
V
OUT1
(V
(V
V
OUT2
V
(V
= –40 to +85°C
= 2.3 V, V
CC
BAT
BAT
BAT
CC
CC
CC
> V
= 250 µA,
= 250 µA,
= 5 mA
= 80 mA
= 3.6 V)
= 2.2 V
= 1 mA,
= 2.2 V
> V
> V
> V
= 5 mA
SW
SW
SW
SW
CC
OUT
OUT
CC
(4)
(4)
)
)
)
)
(1)
= 2.0
BAT
BAT
V
V
V
V
V BAT – 35mV
< V
> V
V SW + 40mV
CC
BAT
0.0015
CC
CC
V
Min
2.2
CC
SW
SW
– 0.03
– 0.3
– 0.3
– 0.1
V OUT
AI10463
V OUT
AI10464
–
)
)
V
V
V
BAT
BAT
CC
0.0006
V
V
0.015
DC and AC parameters
Typ
5.3
CC
CC
50
35
25
– 0.15
– 0.04
– 0.16
–
–
Max
3.6
8.0
65
50
35
Unit
25/36
µA
µA
µA
µA
V
V
V
V
V
V
V