PIC16F689T-I/SO View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16F689T-I/SO

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

Microchip Technology 

PIC16F631/677/685/687/689/690

TABLE 1-4: PINOUT DESCRIPTION – PIC16F687/PIC16F689 (CONTINUED)

Name

Function

Input Output

Type Type

Description

RB6/SCK/SCL

RB6

RB7/TX/CK

SCK

SCL

RB7

TX

CK

RC0/AN4/C2IN+

RC0

AN4

C2IN+

RC1/AN5/C12IN1-

RC1

AN5

C12IN1-

RC2/AN6/C12IN2-

RC2

AN6

C12IN2-

RC3/AN7/C12IN3-

RC3

AN7

C12IN3-

RC4/C2OUT

RC4

C2OUT

RC5

RC5

RC6/AN8/SS

RC6

AN8

SS

RC7/AN9/SDO

RC7

AN9

SDO

VSS

VSS

VDD

VDD

Legend:

AN = Analog input or output

TTL = TTL compatible input

HV = High Voltage

TTL CMOS General purpose I/O. Individually controlled interrupt-on-

change. Individually enabled pull-up.

ST CMOS SPI clock.

ST

OD I2C™ clock.

TTL CMOS General purpose I/O. Individually controlled interrupt-on-

change. Individually enabled pull-up.

— CMOS EUSART asynchronous output.

ST CMOS EUSART synchronous clock.

ST CMOS General purpose I/O.

AN

— A/D Channel 4 input.

AN

— Comparator C2 positive input.

ST CMOS General purpose I/O.

AN

— A/D Channel 5 input.

AN

— Comparator C1 or C2 negative input.

ST CMOS General purpose I/O.

AN

— A/D Channel 6 input.

AN

— Comparator C1 or C2 negative input.

ST CMOS General purpose I/O.

AN

— A/D Channel 7 input.

AN

— Comparator C1 or C2 negative input.

ST CMOS General purpose I/O.

— CMOS Comparator C2 output.

ST CMOS General purpose I/O.

ST CMOS General purpose I/O.

AN

— A/D Channel 8 input.

ST

— Slave Select input.

ST CMOS General purpose I/O.

AN

— A/D Channel 9 input.

— CMOS SPI data output.

Power — Ground reference.

Power — Positive supply.

CMOS = CMOS compatible input or output

OD = Open Drain

ST = Schmitt Trigger input with CMOS levels

XTAL = Crystal

© 2008 Microchip Technology Inc.

DS41262E-page 21

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