Datasheet

 2011-2012 Microchip Technology Inc. Preliminary DS61168E-page 23
PIC32MX1XX/2XX
SDA1 15 18 19 1 I/O ST Synchronous serial data input/output for
I2C1
SCL2 4 7 2 24 I/O ST Synchronous serial clock input/output for
I2C2
SDA2 3 6 1 23 I/O ST Synchronous serial data input/output for
I2C2
TMS
19
(2)
22
(2)
25
(2)
12 I ST JTAG Test mode select pin
11
(3)
14
(3)
15
(3)
TCK 14 17 18 13 I ST JTAG test clock input pin
TDI 13 16 17 35 O — JTAG test data input pin
TDO 15 18 19 32 O — JTAG test data output pin
RTCC 4 7 2 24 I ST Real-Time Clock alarm output
C
VREF- 28 3 34 20 I Analog
Comparator Voltage Reference (low)
C
VREF+ 27 2 33 19 I Analog Comparator Voltage Reference (high)
C
VREFOUT 22 25 28 14 O Analog Comparator Voltage Reference output
C1INA 4 7 2 24
I Analog Comparator Inputs
C1INB 3 6 1 23 I Analog
C1INC 2 5 36 22 I Analog
C1IND 1 4 35 21 I Analog
C2INA 2 5 36 22 I Analog
C2INB 1 4 35 21 I Analog
C2INC 4 7 2 24 I Analog
C2IND 3 6 1 23 I Analog
C3INA 23262915IAnalog
C3INB 22252814IAnalog
C3INC 27 2 33 19 I Analog
C3IND 1 4 35 21 I Analog
C1OUT PPS PPS PPS PPS O — Comparator Outputs
C2OUT PPS PPS PPS PPS O —
C3OUT PPS PPS PPS PPS O —
TABLE 1-1: PINOUT I/O DESCRIPTIONS (CONTINUED)
Pin Name
Pin Number
(1)
Pin
Type
Buffer
Type
Description
28-pin
QFN
28-pin
SSOP/
SPDIP/
SOIC
36-pin
VTLA
44-pin
QFN/
TQFP/
VTLA
Legend: CMOS = CMOS compatible input or output Analog = Analog input P = Power
ST = Schmitt Trigger input with CMOS levels O = Output I = Input
TTL = TTL input buffer PPS = Peripheral Pin Select — = N/A
Note 1: Pin numbers are provided for reference only. See the “Pin Diagrams” section for device pin availability.
2: Pin number for PIC32MX1XX devices only.
3: Pin number for PIC32MX2XX devices only.