PIC12F508-I/SL 查看數據表（PDF） - Microchip Technology

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PIC12F508-I/SL

8/14-Pin, 8-Bit Flash Microcontrollers

Microchip Technology 

PIC12F508/509/16F505

FIGURE 7-10:

TIME-OUT SEQUENCE ON POWER-UP (MCLR TIED TO VDD): SLOW VDD RISE

TIME

VDD

MCLR

Internal POR

V1

TDRT

DRT Time-out

Internal Reset

Note: When VDD rises slowly, the TDRT time-out expires long before VDD has reached its final

value. In this example, the chip will reset properly if, and only if, V1 ≥ VDD min.

© 2009 Microchip Technology Inc.

DS41236E-page 51

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