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STM703 Datasheet(PDF) 8 Page - STMicroelectronics

Part No. STM703
Description  5V Supervisor with Battery Switchover
Download  37 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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STM703 Datasheet(HTML) 8 Page - STMicroelectronics

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STM690A/692A/703/704/802/805/817/818/819
8/37
Figure 10. Block Diagram (STM818)
Figure 11. Hardware Hookup
Note: 1. For STM690A/692A/802/805/817/818.
2. For STM818 only.
3. Not available on STM818.
4. For STM703/704/819.
AI07899a
WATCHDOG
TIMER
VRST
VOUT
ECON
COMPARE
COMPARE
trec
Generator
ECON OUTPUT
CONTROL
VBAT
VSO
VCC
WDI
RST
E
E
VCC
AI07893
VCC
ECON
(2)
MR(4)
VOUT
E
VCC
LPSRAM
PFI(3)
0.1
µF
0.1
µF
STM690A/692A/
703/704/802/805/
817/818/819
WDI(1)
PFO(3)
RST
To Microprocessor Reset
Unregulated
Voltage
Regulator
VCC
VIN
R1
R2
Push-Button
From Microprocessor
E(2)
VBAT
To Microprocessor NMI


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