PIC17CR42-16/JW 查看數據表（PDF） - Microchip Technology

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产品描述 (功能)

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PIC17CR42-16/JW

High-Performance 8-Bit CMOS EPROM/ROM Microcontroller

Microchip Technology 

PIC17C4X

FIGURE 4-2: TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD)

VDD

MCLR

INTERNAL POR

PWRT TIME-OUT

OST TIME-OUT

TPWRT

TOST

INTERNAL RESET

FIGURE 4-3: TIME-OUT SEQUENCE ON POWER-UP (MCLR NOT TIED TO VDD)

VDD

MCLR

INTERNAL POR

PWRT TIME-OUT

OST TIME-OUT

TPWRT

TOST

INTERNAL RESET

FIGURE 4-4: SLOW RISE TIME (MCLR TIED TO VDD)

5V

VDD

0V

1V

MCLR

INTERNAL POR

TPWRT

PWRT TIME-OUT

TOST

OST TIME-OUT

INTERNAL RESET

© 1996 Microchip Technology Inc.

DS30412C-page 17

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