
PIC24F16KL402 FAMILY
DS31037B-page 14
2011 Microchip Technology Inc.
TABLE 1-4:
PIC24F16KL40X/30X FAMILY PINOUT DESCRIPTIONS
Function
Pin Number
I/O
Buffer
Description
20-Pin
PDIP/
SSOP/
SOIC
20-Pin
QFN
28-Pin
SPDIP/
SSOP/
SOIC
28-Pin
QFN
AN0
2
19
2
27
I
ANA
A/D Analog Inputs. Not available on PIC24F16KL30X
family devices.
AN1
3
20
3
28
I
ANA
AN2
4141
I
ANA
AN3
5252
I
ANA
AN4
6363
I
ANA
AN5
—
7
4
I
ANA
AN9
18
15
26
23
I
ANA
AN10
17
14
25
22
I
ANA
AN11
16
13
24
21
I
ANA
AN12
15
12
23
20
I
ANA
AN13
7496
I
ANA
AN14
8
5
10
7
I
ANA
AN15
9
6
11
8
I
ANA
ASCL1
—
15
12
I/O
I2C
Alternate MSSP1 I2C Clock Input/Output
ASDA1
—
14
11
I/O
I2C
Alternate MSSP1 I2C Data Input/Output
AVDD
20
17
28
25
I
ANA
Positive Supply for Analog modules
AVSS
19
16
27
24
I
ANA
Ground Reference for Analog modules
CCP1
14
11
20
17
I/O
ST
CCP1/ECCP1 Capture Input/Compare and PWM
Output
CCP2
15
12
23
20
I/O
ST
CCP2 Capture Input/Compare and PWM Output
CCP3
13
10
19
16
I/O
ST
CCP3 Capture Input/Compare and PWM Output
C1INA
8574
I
ANA
Comparator 1 Input A (+)
C1INB
7463
I
ANA
Comparator 1 Input B (-)
C1INC
5252
I
ANA
Comparator 1 Input C (+)
C1IND
4141
I
ANA
Comparator 1 Input D (-)
C1OUT
17
14
25
22
O
—
Comparator 1 Output
C2INA
5252
I
ANA
Comparator 2 Input A (+)
C2INB
4141
I
ANA
Comparator 2 Input B (-)
C2INC
8574
I
ANA
Comparator 2 Input C (+)
C2IND
7463
I
ANA
Comparator 2 Input D (-)
C2OUT
14
11
20
17
O
—
Comparator 2 Output
CLK I
7496
I
ANA
Main Clock Input
CLKO
8
5
10
7
O
—
System Clock Output
Legend:
TTL = TTL input buffer
ST = Schmitt Trigger input buffer
ANA = Analog level input/output
I2C = I2C/SMBus input buffer