
2011 Microchip Technology Inc.
DS31037B-page 15
PIC24F16KL402 FAMILY
CN0
10
7
12
9
I
ST
Interrupt-on-Change Inputs
CN1
9
6
11
8
I
ST
CN2
2
19
2
27
I
ST
CN3
3
20
3
28
I
ST
CN4
4141
I
ST
CN5
5252
I
ST
CN6
6363
I
ST
CN7
—
7
4
I
ST
CN8
14
11
20
17
I
ST
CN9
—
19
16
I
ST
CN11
18
15
26
23
I
ST
CN12
17
14
25
22
I
ST
CN13
16
13
24
21
I
ST
CN14
15
12
23
20
I
ST
CN15
—
22
19
I
ST
CN16
—
21
18
I
ST
CN21
13
10
18
15
I
ST
CN22
12
9
17
14
I
ST
CN23
11
8
16
13
I
ST
CN24
—
15
12
I
ST
CN27
—
14
11
I
ST
CN29
8
5
10
7
I
ST
CN30
7496
I
ST
CVREF
17
14
25
22
I
ANA
Comparator Voltage Reference Output
CVREF+
2
19
2
27
I
ANA
Comparator Reference Positive Input Voltage
CVREF-
3
20
3
28
I
ANA
Comparator Reference Negative Input Voltage
FLT0
17
14
25
22
I
ST
ECCP1 Enhanced PWM Fault Input
HLVDIN
15
12
23
20
I
ST
High/Low-Voltage Detect Input
INT0
11
8
16
13
I
ST
Interrupt 0 Input
INT1
17
14
25
22
I
ST
Interrupt 1 Input
INT2
14
11
20
17
I
ST
Interrupt 2 Input
MCLR
1
18
1
26
I
ST
Master Clear (device Reset) Input. This line is
brought low to cause a Reset.
OSCI
7496
I
ANA
Main Oscillator Input
OSCO
8
5
10
7
O
ANA
Main Oscillator Output
P1A
14
11
20
17
O
—
ECCP1 Output A (Enhanced PWM Mode)
P1B
5
2
21
18
O
—
ECCP1 Output B (Enhanced PWM Mode)
P1C
4
1
22
19
O
—
ECCP1 Output C (Enhanced PWM Mode)
P1D
16
13
18
15
O
—
ECCP1 Output D (Enhanced PWM Mode)
TABLE 1-4:
PIC24F16KL40X/30X FAMILY PINOUT DESCRIPTIONS (CONTINUED)
Function
Pin Number
I/O
Buffer
Description
20-Pin
PDIP/
SSOP/
SOIC
20-Pin
QFN
28-Pin
SPDIP/
SSOP/
SOIC
28-Pin
QFN
Legend:
TTL = TTL input buffer
ST = Schmitt Trigger input buffer
ANA = Analog level input/output
I2C = I2C/SMBus input buffer