
PIC24F16KL402 FAMILY
DS31037B-page 18
2011 Microchip Technology Inc.
TABLE 1-5:
PIC24F16KL20X/10X FAMILY PINOUT DESCRIPTIONS
Function
Pin Number
I/O
Buffer
Description
20-Pin
PDIP/
SSOP/
SOIC
20-Pin
QFN
14-Pin
PDIP/
TSSOP
AN0
2
19
2
I
ANA
A/D Analog Inputs. Not available on PIC24F16KL10X
family devices.
AN1
3
20
3
I
ANA
AN2
4
1
—
I
ANA
AN3
5
2
—
I
ANA
AN4
6
3
—
I
ANA
AN9
18
15
12
I
ANA
AN10
17
14
11
I
ANA
AN11
16
13
—
I
ANA
AN12
15
12
—
I
ANA
AN13
7
4
I
ANA
AN14
8
5
I
ANA
AN15
9
6
I
ANA
AVDD
20
17
14
I
ANA
Positive Supply for Analog modules
AVSS
19
16
13
I
ANA
Ground Reference for Analog modules
CCP1
14
11
10
I/O
ST
CCP1 Capture Input/Compare and PWM Output
CCP2
15
12
9
I/O
ST
CCP2 Capture Input/Compare and PWM Output
C1INA
8
5
I
ANA
Comparator 1 Input A (+)
C1INB
7
4
I
ANA
Comparator 1 Input B (-)
C1INC
5
2
—
I
ANA
Comparator 1 Input C (+)
C1IND
4
1
—
I
ANA
Comparator 1 Input D (-)
C1OUT
17
14
11
O
—
Comparator 1 Output
CLK I
7
4
9
I
ANA
Main Clock Input
CLKO
8
5
10
O
—
System Clock Output
CN0
10
7
I
ST
Interrupt-on-Change Inputs
CN1
9
6
I
ST
CN2
2
19
2
I
ST
CN3
3
20
3
I
ST
CN4
4
1
–-
I
ST
CN5
5
2
–-
I
ST
CN6
6
3
–-
I
ST
CN8
14
11
10
I
ST
CN9
–-
I
ST
CN11
18
15
12
I
ST
CN12
17
14
11
I
ST
CN13
16
13
–-
I
ST
CN14
15
12
–-
I
ST
CN21
13
10
9
I
ST
CN22
12
9
8
I
ST
CN23
11
8
–-
I
ST
CN29
8
5
I
ST
CN30
7
4
I
ST
Legend:
TTL = TTL input buffer
ST = Schmitt Trigger input buffer
ANA = Analog level input/output
I2C = I2C/SMBus input buffer