2009-2011 Microchip Technology Inc.
DS61156G-page 9
PIC32MX5XX/6XX/7XX
Pin Diagrams (Continued)
64-Pin QFN(1)
= Pins are up to 5V tolerant
ETXEN/PMD5/RE5
ETXD0/PMD6/RE6
ETXD1/PMD7/RE7
SCK2/U6TX/U3RTS/PMA5/CN8/RG6
VDD
AN5/C1IN+/VBUSON/CN7/RB5
AN4/C1IN-/CN6/RB4
AN3/C2IN+/CN5/RB3
AN2/C2IN-/CN4/RB2
SDA4/SDI2/U3RX/PMA4/CN9/RG7
SCL4/SDO2/U3TX/PMA3/CN10/RG8
PGEC1/AN1/VREF-/CVREF-/CN3/RB1
PGED1/AN0/VREF+/CVREF+/PMA6/CN2/RB0
SS2/U6RX/U3CTS/PMA2/CN11/RG9
MCLR
VSS
64 63 62 61 60 59 58 57 56 55
3
4
5
7
8
9
10
11
1
2
6
54
14
15
16
12
13
53 52 51 50 49
AE
TX
EN
/E
TX
ER
R/CN
15/R
D
6
P
M
RD/
CN
14
/RD5
OC
5/
IC
5/
PM
W
R
/C
N1
3/
RD
4
SC
L3/SD
O
3/U1T
X/OC
4/RD
3
S
DA3
/S
D
I3
/U
1RX/
OC
3/
RD
2
E
M
DI
O
/A
E
MD
IO
/S
CK3
/U
4T
X/
U1
R
T
S
/O
C
2/R
D
1
E
RXE
RR
/P
MD4
/RE4
ER
X
C
LK
/E
RE
FC
LKP
M
D3/R
E3
E
RXD
V/
EC
RS
DV
/P
MD2
/R
E
2
E
RXD
0/
P
M
D1
/R
E1
C
1RX
/A
ET
XD
1/ER
XD
3/
R
F
0
V
CAP
/V
CO
R
E
RXD
1/
P
M
D0
/R
E0
C1
T
X
/A
E
T
XD
0/
ER
XD
2/
RF
1
ET
XC
LK
/A
ER
XER
R
/C
N
16
/R
D
7
V
DD
PIC32MX795F512H
PIC32MX775F256H
PIC32MX775F512H
22 23 24 25 26 27 28 29 30 31
40
39
38
37
36
35
34
33
42
41
32
43
17 18 19 20 21
45
44
47
46
48
AV
DD
AN
8/C2
TX/SS
4/U5R
X/U
2CT
S
/C1
O
U
T
/RB
8
AN
9/
C2
OU
T/
PMA
7/
R
B9
T
M
S/
AN
10
/C
V
REF
O
UT
/PM
A
13/RB
10
T
D
O
/A
N
11
/P
M
A
12
/R
B
11
V
DD
PG
EC
2/
A
N
6/
O
C
FA/RB
6
PG
E
D
2/AN
7/RB
7
AC
1R
X/SC
L5/SD
O4/U
2TX
/P
M
A
8/CN
18/RF
5
AC
1TX
/S
D
A
5/
S
DI4/U2
RX
/P
MA
9/CN
17/RF
4
T
CK/
AN
12
/P
M
A
11
/R
B1
2
TD
I/AN
13/PM
A
10/RB
13
AN1
4/
C2
RX
/S
CK
4/
U5
T
X
/U
2R
T
S
/PM
A
LH
/P
MA
1/RB
14
A
N
15
/E
M
DC
/A
EMD
C
/O
CF
B/
PMA
LL
/P
M
A0
/CN1
2/
R
B
15
V
SS
AV
SS
SOSCI/CN1/RC13
OC1/INT0/RD0
ECOL/AECRSDV/SCL1/IC3/PMCS2/PMA15/INT3/RD10
AERXD0/ETXD2/SS3/U4RX/U1CTS/SDA1/IC2/INT2/RD9
RTCC/AERXD1/ETXD3/IC1/INT1/RD8
ECRS/AEREFCLK/IC4/PMCS1/PMA14/INT4/RD11
OSC2/CLKO/RC15
OSC1/CLKI/RC12
VDD
D+/RG2
VUSB
VBUS
USBID/RF3
D-/RG3
SOSCO/T1CK/CN0/RC14
Vss
Note 1: The metal plane at the bottom of the device is not connected to any pins and is recommended to be
connected to VSS externally.