ST72631K4D1 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72631K4D1

LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY, up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C

STMicroelectronics 

ST7263

Figure 11. Low Voltage Detector functional Diagram

Figure 12. Low Voltage Reset Signal Output

RESET

VDD

LOW VOLTAGE

DETECTOR

VIT+

VIT-

INTERNAL

RESET

VDD

FROM

WATCHDOG

RESET

RESET

Note: Hysteresis (VIT+-VIT-) = Vhys

Figure 13. Temporization timing diagram after an internal Reset

VIT+

VDD

Addresses

temporization (4096 CPU clock cycles)

$FFFE

Figure 14. Reset Timing Diagram

VDD

tDDR

OSCIN

fCPU

tOXOV

PC

RESET

WATCHDOG RESET

FFFE FFFF

4096 CPU

CLOCK

CYCLES

DELAY

Note: Refer to Electrical Characteristics for values of tDDR, tOXOV, VIT+, VIT- and Vhys

19/109

Share Link: