PIC16LF1454 Datasheet, PDF (15/418 Pages) Microchip Technology – 14/20-Pin Flash, 8-Bit USB Microcontrollers with XLP Technology

PIC16(L)F1454/5/9
TABLE 1-2: PIC16(L)F1454 PINOUT DESCRIPTION
Name
Function
Input Output
Type Type
Description
RA0/D+/ICSPDAT⁽³⁾
RA0
TTL CMOS General purpose I/O.
D+
XTAL XTAL USB differential plus line.
RA1/D-/ICSPCLK⁽³⁾
ICSPDAT
RA1
ST CMOS ICSP™ Data I/O.
TTL CMOS General purpose I/O.
D-
XTAL XTAL USB differential minus line.
RA3/VPP/T1G⁽²⁾/SS⁽²⁾/MCLR
ICSPCLK ST
RA3
TTL
— ICSP Programming Clock.
— General purpose input with IOC and WPU.
VPP
HV
— Programming voltage.
T1G
ST
— Timer1 Gate input.
SS
ST
— Slave Select input.
MCLR
ST
— Master Clear with internal pull-up.
RA4/SOSCO/CLKOUT/
T1G⁽¹⁾/SDO⁽²⁾/CLKR⁽¹⁾/OSC2
RA4
SOSCO
TTL CMOS General purpose I/O.
XTAL XTAL Secondary Oscillator Connection.
CLKOUT
— CMOS FOSC/4 output.
T1G
ST
— Timer1 Gate input.
SDO
— CMOS SPI data output.
CLKR
— CMOS Clock reference output.
OSC2
XTAL XTAL Primary Oscillator connection.
RA5/CLKIN/SOSCI/T1CKI/
PWM2⁽²⁾/OSC1
RA5
CLKIN
TTL CMOS General purpose I/O.
CMOS — External clock input (EC mode).
SOSCI XTAL XTAL Secondary Oscillator Connection.
T1CKI
ST
— Timer1 clock input.
PWM2
— CMOS PWM output.
OSC1
XTAL XTAL Primary Oscillator Connection.
RC0/SCL/SCK/ICSPDAT
RC0
SCL
TTL CMOS General purpose I/O.
I²C
OD I²C™ clock.
SCK
ST CMOS SPI clock.
ICSPDAT ST CMOS ICSP™ Data I/O.
RC1/SDA/SDI/INT/ICSPCLK
RC1
SDA
TTL CMOS General purpose I/O.
I²C
OD I²C data input/output.
SDI
CMOS — SPI data input.
INT
ST
— External input.
RC2/SDO⁽¹⁾
ICSPCLK
RC2
ST
— ICSP Programming Clock.
TTL CMOS General purpose I/O.
RC3/PWM2⁽¹⁾/SS⁽¹⁾/CLKR⁽²⁾
SDO
RC3
— CMOS SPI data output.
TTL CMOS General purpose I/O.
PWM2
— CMOS PWM output.
SS
ST
— Slave Select input.
CLKR
— CMOS Clock reference output.
Legend: AN = Analog input or output CMOS = CMOS compatible input or output
OD = Open Drain
TTL = TTL compatible input ST = Schmitt Trigger input with CMOS levels I²C™ = Schmitt Trigger input with I²C
HV = High Voltage
XTAL = Crystal
levels
Note 1: Default location for peripheral pin function. Alternate location can be selected using the APFCON register.
2: Alternate location for peripheral pin function selected by the APFCON register.
3: LVP support for PIC18(L)F1XK50 legacy designs.
 2012 Microchip Technology Inc.
Preliminary
DS41639A-page 15