
PIC24F16KL402 FAMILY
DS31037B-page 4
2011 Microchip Technology Inc.
Pin Diagrams: PIC24FXXKL301/401
Note 1:
Analog features (indicated in red) are not available on PIC24FXXKL301 devices.
20-Pin QFN(1)
89
2
3
1
12
13
14
15
10
6
11
16
17
18
19
20
7
5
4
OSCO/AN14/C1INA/C2INC/CLKO/CN29/RA3
PGED1/AN2/ULPWU/C1IND/C2INB/U2TX/P1C/CN4/RB0
OSCI/AN13/C1INB/C2IND/CLKI/CN30/RA2
AN4/T3G/U1RX/CN6/RB2
PGEC1/AN3/C1INC/C2INA/U2RX/CN5/RB1
U1
T
X
/I
NT
0
/CN2
3
/RB7
SDA1
/T
1C
K/
U1
R
T
S
/CCP3
/CN2
1
/RB9
PG
E
C
3/
SO
SCO
/SCL
K
I/U
2
C
T
S
/CN0
/RA4
PG
ED3
/SO
SCI
/AN1
5/U2
R
T
S
/CN1
/RB4
SCL
1/
U1
CT
S
/S
S
1
/CN2
2
/RB8
AN12/HLVDIN/SCK1/SS2/CCP2/CN14/RB12
AN11/SDO1/P1D/CN13/RB13
C2OUT/CCP1/P1A/INT2/CN8/RA6
CVREF/AN10/SDI1/C1OUT/FLT0/INT1/CN12/RB14
AN9/SCL2/T3CK/REFO/SCK2/CN11/RB15
PG
E
D
2
/CV
RE
F-/
V
RE
F-
/AN1
/SDO
2/
CN3
/RA1
PG
E
C
2
/V
RE
F
+
/CV
RE
F+/
AN0
/S
DA
2
/S
D
I2
/CN2/RA
0
MC
LR
/V
PP
/RA
5
V
DD
V
SS
20-Pin SPDIP/SSOP/SOIC(1)
P
IC24F
X
KL
301
(2
)
MCLR/VPP/RA5
OSCO/AN14/C1INA/C2INC/CLKO/CN29/RA3
PGEC2/VREF+/CVREF+/AN0/SDA2/SDI2/CN2/RA0
PGED2/CVREF-/VREF-/AN1/SDO2/CN3/RA1
VDD
VSS
PGED1/AN2/ULPWU/C1IND/C2INB/U2TX/P1C/CN4/RB0
U1TX/INT0/CN23/RB7
PGEC3/SOSCO/SCLKI/U2CTS/CN0/RA4
PGED3/SOSCI/AN15/U2RTS/CN1/RB4
SCL1/U1CTS/SS1/CN22/RB8
OSCI/AN13/C1INB/C2IND/CLKI/CN30/RA2
AN4/T3G/U1RX/CN6/RB2
PGEC1/AN3/C1INC/C2INA/U2RX/CN5/RB1
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
AN9/SCL2/T3CK/REFO/SCK2/CN11/RB15
CVREF/AN10/SDI1/C1OUT/FLT0/INT1/CN12/RB14
AN11/SDO1/P1D/CN13/RB13
AN12/HLVDIN/SCK1/SS2/CCP2/CN14/RB12
SDA1/T1CK/U1RTS/CCP3/CN21/RB9
C2OUT/CCP1/P1A/INT2/CN8/RA6
PI
C
2
4F
XX
K
L
40
1
PIC24FXXKL301(2)
PIC24FXXKL401