STM804 STMICROELECTRONICS [STMicroelectronics], STM804 Datasheet - Page 8

• Manufacturer Part Number: STM804
• Description: 3V Supervisor with Battery Switchover
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM690/704/795/802/804/805/806
Figure 10. Block Diagram (STM795)
Figure 11. Hardware Hookup
Note: 1. For STM690/802/804/805.
8/31
2. For STM795 only.
3. Not available on STM795.
4. For STM704/806.
Unregulated
V
PFI
Voltage
CC
E
V
BAT
R1
R2
V
From Microprocessor
Regulator
IN
V
V
SO
RST
V
CC
V
PFI
0.1 F
Push-Button
COMPARE
COMPARE
COMPARE
E
CON
CONTROL
OUTPUT
V
WDI
E
PFI
MR
V
CC
(2)
BAT
STM690/704/
795/802/804/
(3)
(4)
(1)
V
805/806
CCSW
E
PFO
(2)
CON
V
RST
OUT
(2)
(3)
Generator
t
rec
To Microprocessor NMI
To Microprocessor Reset
0.1 F
RST
V
CC
E
LPSRAM
V
AI08852
CC
E
PFO
V
V
CON
OUT
CCSW
AI08853
E