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ST72631 Datasheet(PDF) 19 Page - STMicroelectronics

Part # ST72631
Description  LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY, up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C
PDF  109 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72631 Datasheet(HTML) 19 Page - STMicroelectronics

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Figure 11. Low Voltage Detector functional Diagram
Figure 12. Low Voltage Reset Signal Output
Note: Hysteresis (VIT+-VIT-) = Vhys
Figure 13. Temporization timing diagram after an internal Reset
Figure 14. Reset Timing Diagram
Note: Refer to Electrical Characteristics for values of tDDR, tOXOV, VIT+, VIT- and Vhys
LOW VOLTAGE
VDD
FROM
WATCHDOG
RESET
RESET
INTERNAL
DETECTOR
RESET
RESET
VDD
VIT+
VIT-
VDD
Addresses
$FFFE
temporization (4096 CPU clock cycles)
VIT+
VDD
OSCIN
fCPU
FFFF
FFFE
PC
RESET
WATCHDOG RESET
tDDR
tOXOV
4096 CPU
CLOCK
CYCLES
DELAY



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