PIC18F-LF1XK50 Datasheet, PDF(14/420 Page) Microchip Technology – 20-Pin USB Flash Microcontrollers

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PIC18F-LF1XK50 Datasheet, PDF (14/420 Pages) Microchip Technology – 20-Pin USB Flash Microcontrollers

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PIC18F1XK50/PIC18LF1XK50

TABLE 1-2: PIC18F/LF1XK50 PINOUT I/O DESCRIPTIONS (CONTINUED)

Pin Name

Pin Pin Buffer

Number Type Type

Description

RC0/AN4/C12IN+/INT0/VREF+

RC0

AN4

C12IN+

INT0

VREF+

16

I/O ST

Digital I/O

I Analog ADC channel 4

I Analog Comparator C1 and C2 non-inverting input

I

ST

External interrupt 0

I Analog Comparator reference voltage (high) input

RC1/AN5/C12IN-/INT1/VREF-

RC1

AN5

C12IN-

INT1

VREF-

15

I/O ST

Digital I/O

I Analog ADC channel 5

I Analog Comparator C1 and C2 non-inverting input

I

ST

External interrupt 0

I Analog Comparator reference voltage (low) input

RC2/AN6/P1D/C12IN2-/CVREF/INT2 14

RC2

AN6

P1D

C12IN2-

CVREF

INT2

I/O ST

I Analog

O CMOS

I Analog

O Analog

I

ST

Digital I/O

ADC channel 6

Enhanced CCP1 PWM output

Comparator C1 and C2 inverting input

Comparator reference voltage output

External interrupt 0

RC3/AN7/P1C/C12IN3-/PGM

RC3

AN7

P1C

C12IN3-

PGM

7

I/O ST

Digital I/O

I Analog ADC channel 7

O CMOS Enhanced CCP1 PWM output

I Analog Comparator C1 and C2 inverting input

I/O ST

Low-Voltage ICSP Programming enable pin

RC4/P1B/C12OUT/SRQ

RC4

P1B

C12OUT

SRQ

6

I/O ST

Digital I/O

O CMOS Enhanced CCP1 PWM output

O CMOS Comparator C1 and C2 output

O CMOS SR Latch output

RC5/CCP1/P1A/T0CKI

RC5

CCP1

P1A

T0CKI

5

I/O ST

Digital I/O

I/O ST

Capture 1 input/Compare 1 output/PWM 1 output

O CMOS Enhanced CCP1 PWM output

I

ST

Timer0 external clock input

RC6/AN8/SS/T13CKI/T1OSCI

RC6

AN8

SS

T13CKI

T1OSCI

8

I/O ST

Digital I/O

I Analog ADC channel 8

I

TTL

SPI slave select input

I

ST

Timer0 and Timer3 external clock input

I XTAL

Timer1 oscillator input

RC7/AN9/SDO/T1OSCO

RC7

AN9

SDO

T1OSCO

9

I/O ST

Digital I/O

I Analog ADC channel 9

O CMOS SPI data out

O XTAL

Timer1 oscillator output

VSS

20

P

â Ground reference for logic and I/O pins

VDD

1

P

â Positive supply for logic and I/O pins

VUSB

17

P

â Positive supply for USB transceiver

Legend: TTL = TTL compatible input

ST = Schmitt Trigger input

O = Output

XTAL= Crystal Oscillator

CMOS = CMOS compatible input or output

I

= Input

P

= Power

XCVR = USB Differential Transceiver

DS41350E-page 14

Preliminary

ï£ 2010 Microchip Technology Inc.

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