PIC16F1946 datasheet(9/464 Pages) MICROCHIP

9 / 464 page

 2011-2012 Microchip Technology Inc.

DS41575C-page 9

PIC16(L)F1933

TABLE 1-2:

PIC16(L)F1933 PINOUT DESCRIPTION

Name

Function

Input

Type

Output

Type

Description

RA0/AN0/C12IN0-/C2OUT(1)/

SRNQ(1)/SS(1)/VCAP(2)/SEG12

RA0

TTL

CMOS General purpose I/O.

AN0

—

A/D Channel input.

C12IN0-

—

Comparator negative input.

C2OUT

—

CMOS Comparator output.

SRNQ

—

CMOS SR latch inverting output.

—

Slave Select input.

VCAP

Power

Power Filter capacitor for Voltage Regulator (PIC16F1933 only).

SEG12

—

LCD Analog output.

RA1/AN1/C12IN1-/SEG7

RA1

TTL

CMOS General purpose I/O.

AN1

—

A/D Channel input.

C12IN1-

—

Comparator negative input.

SEG7

—

LCD Analog output.

RA2/AN2/C2IN+/VREF-/

DACOUT/COM2

RA2

TTL

CMOS General purpose I/O.

AN2

—

A/D Channel input.

C2IN+

—

Comparator positive input.

VREF-

—

A/D Negative Voltage Reference input.

DACOUT

—

Voltage Reference output.

COM2

—

LCD Analog output.

RA3/AN3/C1IN+/VREF+/

COM3/SEG15

RA3

TTL

CMOS General purpose I/O.

AN3

—

A/D Channel input.

C1IN+

—

Comparator positive input.

VREF+

—

A/D Voltage Reference input.

COM3

—

LCD Analog output.

SEG15

—

LCD Analog output.

RA4/C1OUT/CPS6/T0CKI/SRQ/

CCP5/SEG4

RA4

TTL

CMOS General purpose I/O.

C1OUT

—

CMOS Comparator output.

CPS6

—

Capacitive sensing input.

T0CKI

—

Timer0 clock input.

SRQ

—

CMOS SR latch non-inverting output.

CCP5

CMOS Capture/Compare/PWM.

SEG4

—

LCD Analog output.

RA5/AN4/C2OUT(1)/CPS7/

SRNQ(1)/SS(1)/VCAP(2)/SEG5

RA5

TTL

CMOS General purpose I/O.

AN4

—

A/D Channel input.

C2OUT

—

CMOS Comparator output.

CPS7

—

Capacitive sensing input.

SRNQ

—

CMOS SR latch inverting output.

—

Slave Select input.

VCAP

Power

Power Filter capacitor for Voltage Regulator (PIC16F1933 only).

SEG5

—

LCD Analog output.

Legend: AN = Analog input or output CMOS= CMOS compatible input or output

= Open Drain

TTL = TTL compatible input

= Schmitt Trigger input with CMOS levels I2C™ = Schmitt Trigger input with I2C

HV = High Voltage

XTAL = Crystal

levels

Note 1:

Pin function is selectable via the APFCON register.

PIC16F1933 devices only.

PIC16F1946 Datasheet(PDF) 9 Page - Microchip Technology

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