Microchip Technology MA320001 Data Sheet

DS61143H-page 22

© 2011 Microchip Technology Inc.

AN0

16

25

K2

I

Analog

Analog input channels. 

AN1

15

24

K1

I

Analog

AN2

14

23

J2

I

Analog

AN3

13

22

J1

I

Analog

AN4

12

21

H2

I

Analog

AN5

11

20

H1

I

Analog

AN6

17

26

L1

I

Analog

AN7

18

27

J3

I

Analog

AN8

21

32

K4

I

Analog

AN9

22

33

L4

I

Analog

AN10

23

34

L5

I

Analog

AN11

24

35

J5

I

Analog

AN12

27

41

J7

I

Analog

AN13

28

42

L7

I

Analog

AN14

29

43

K7

I

Analog

AN15

30

44

L8

I

Analog

CLKI

39

63

F9

I

ST/CMOS External clock source input. Always associated with 

OSC1 pin function.

CLKO

40

64

F11

O

—

Oscillator crystal output. Connects to crystal or 
resonator in Crystal Oscillator mode. Optionally 
functions as CLKO in RC and EC modes. Always 
associated with OSC2 pin function.

OSC1

39

63

F9

I

ST/CMOS Oscillator crystal input. ST buffer when configured in 

RC mode; CMOS otherwise.

OSC2

40

64

F11

I/O

—

Oscillator crystal output. Connects to crystal or 
resonator in Crystal Oscillator mode. Optionally 
functions as CLKO in RC and EC modes.

SOSCI

47

73

C10

I

ST/CMOS 32.768 kHz low-power oscillator crystal input; CMOS 

otherwise.

SOSCO

48

74

B11

O

—

32.768 kHz low-power oscillator crystal output. 

Legend: CMOS = CMOS compatible input or output

Analog = Analog input

P = Power

ST = Schmitt Trigger input with CMOS levels

O = Output

I = Input

TTL = TTL input buffer

Pin numbers are provided for reference only. See the “

” section for device pin availability.