PIC16F631 Просмотр технического описания (PDF) - Microchip Technology

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PIC16F631

20-Pin Flash-Based, 8-Bit CMOS Microcontrollers with nanoWatt Technology

Microchip Technology 

PIC16F631/677/685/687/689/690

Device

Program

Memory

Flash

Data Memory

SRAM EEPROM

I/O

10-bit A/D

(ch)

Comparators

Timers

8/16-bit

(words) (bytes) (bytes)

PIC16F631 1024

64

128 18

—

2

1/1

PIC16F677 2048

128

256 18

12

2

1/1

PIC16F685 4096

256

256 18

12

2

2/1

PIC16F687 2048

128

256 18

12

2

1/1

PIC16F689 4096

256

256 18

12

2

1/1

PIC16F690 4096

256

256 18

12

2

2/1

SSP ECCP+ EUSART

No No

No

Yes No

No

No Yes

No

Yes No

Yes

Yes No

Yes

Yes Yes

Yes

PIC16F631 Pin Diagram

20-pin PDIP, SOIC, SSOP

VDD

RA5/T1CKI/OSC1/CLKIN

RA4/T1G/OSC2/CLKOUT

RA3/MCLR/VPP

RC5

RC4/C2OUT

RC3/C12IN3-

RC6

RC7

RB7

1

20

2

19

3

18

4

17

5

16

6

15

7

14

8

13

9

12

10

11

VSS

RA0/C1IN+/ICSPDAT/ULPWU

RA1/C12IN0-/ICSPCLK

RA2/T0CKI/INT/C1OUT

RC0/C2IN+

RC1/C12IN1-

RC2/C12IN2-

RB4

RB5

RB6

TABLE 1:

PIC16F631 PIN SUMMARY

I/O Pin

Analog

Comparators Timers

Interrupt

RA0 19

RA1 18

RA2 17

RA3 4

AN0/ULPWU

AN1

—

—

C1IN+

C12IN0-

C1OUT

—

—

—

T0CKI

—

IOC

IOC

IOC/INT

IOC

RA4 3

—

RA5 2

—

RB4 13

—

RB5 12

—

RB6 11

—

RB7 10

—

RC0 16

AN4

RC1 15

AN5

RC2 14

AN6

RC3 7

AN7

RC4 6

—

RC5 5

—

RC6 8

—

RC7 9

—

—

1

—

— 20

—

—

T1G

IOC

—

T1CKI

IOC

—

—

IOC

—

—

IOC

—

—

IOC

—

—

IOC

C2IN+

—

—

C12IN1-

—

—

C12IN2-

—

—

C12IN3-

—

—

C2OUT

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

—

Note 1: Pull-up enabled only with external MCLR configuration.

Pull-up

Y

Y

Y

Y(1)

Y

Y

Y

Y

Y

Y

—

—

—

—

—

—

—

—

—

—

Basic

ICSPDAT

ICSPCLK

—

MCLR/VPP

OSC2/CLKOUT

OSC1/CLKIN

—

—

—

—

—

—

—

—

—

—

—

—

VDD

VSS

DS41262E-page 2

© 2008 Microchip Technology Inc.

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