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STM1403 Datasheet(PDF) 4 Page - STMicroelectronics

No. de pieza STM1403
Descripción Electrónicos  3V FIPS-140 Security Supervisor with Battery Switchover
PDF  9 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM1403 Datasheet(HTML) 4 Page - STMicroelectronics

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Figure 4. Block Diagram
Note: 1. BAT54J (from STMicroelectronics) recommended.
2. Required for battery-reverse charging protection.
3. Open Drain
4. VREF only for STM1403; VTPU for STM1403B/C.
AI09684
COMPARE @
POWER-UP
VRST
VINT
VOUT
VREF
(4)
1.237V VREF
Generator
COMPARE
COMPARE
COMPARE
COMPARE
COMPARE
trec
Generator
VPFI
VBAT
(1)
VDET
VHV
VLV
VSO
VCC
PFI
TP1 (NH)
TP2 (NL)
TP3 (NH)
TP4 (NL)
MR
RST
(3)
PFO
(3)
BLD
(3)
VCCSW
SAL
(3)
VTPU
(4)
BAT54J
(1,2)



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