PIC18F4431-I/P Microchip Technology Inc., PIC18F4431-I/P Datasheet - Page 4
![no-image](/images/manufacturer_photos/0/4/440/microchip_technology_inc__sml.jpg)
PIC18F4431-I/P
Manufacturer Part Number
PIC18F4431-I/P
Description
Microcontroller; 16 KB Flash; 768 RAM; 256 EEPROM; 36 I/O; 40-Pin-PDIP
Manufacturer
Microchip Technology Inc.
Datasheet
1.PIC18F4431-IP.pdf
(396 pages)
Specifications of PIC18F4431-I/P
A/d Inputs
9-Channel, 10-Bit
Cpu Speed
10 MIPS
Eeprom Memory
256 Bytes
Input Output
36
Interface
I2C/SPI/USART
Memory Type
Flash
Number Of Bits
8
Package Type
40-pin PDIP
Programmable Memory
16K Bytes
Ram Size
768 Bytes
Speed
40 MHz
Timers
1-8-bit, 3-16-bit
Voltage, Range
2-5.5 V
Lead Free Status / Rohs Status
RoHS Compliant part
Electrostatic Device
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- Current page: 4 of 396
- Download datasheet (8Mb)
PIC18F2331/2431/4331/4431
Pin Diagrams
DS39616B-page 2
28-Pin SDIP, SOIC
40-Pin PDIP
Note 1: Low-voltage programming must be enabled.
Note 1: RC3 is the alternate pin for T0CKI/T5CKI; RC4 is the alternate pin for SDI/SDA; RC5 is the alternate pin
2: Low-voltage programming must be enabled.
3: RD4 is the alternate pin for FLTA.
4: RD5 is the alternate pin for PWM4.
RA2/AN2/V
RC3/T0CKI
RA3/AN3/V
RA2/AN2/V
for SCK/SCL.
RA3/AN3/V
RC1/T1OSI/CCP2/FLTA
RC1/T1OSI/CCP2/FLTA
RC3/T0CKI/T5CKI/INT0
RA4/AN4/CAP3/QEB
RC0/T1OSO/T1CKI
RA4/AN4/CAP3/QEB
RD0/T0CKI/T5CKI
OSC2/CLKO/RA6
RC0/T1OSO/T1CKI
RC2/CCP1/FLTB
(1)
REF
REF
OSC1/CLKI/RA7
MCLR/V
RA5/AN5/LVDIN
OSC2/CLKO/RA6
/T5CKI
RC2/CCP1/FLTB
REF
REF
OSC1/CLKI/RA7
MCLR/V
-/CAP1/INDX
+/CAP2/QEA
-/CAP1/INDX
+/CAP2/QEA
RD1/SDO
RA0/AN0
RA1/AN1
RE0/AN6
RE1/AN7
RE2/AN8
(1)
PP
RA0/AN0
RA1/AN1
/INT0
AV
AV
/RE3
PP
AV
DD
AV
SS
/RE3
DD
SS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Preliminary
9
10
11
12
13
14
• 1
2
3
4
5
6
7
8
20
19
18
17
16
15
28
27
26
25
24
23
22
21
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
RB7/KBI3/PGD
RB6/KBI2/PGC
RB5/KBI1/PWM4/PGM
RB4/KBI0/PWM5
RB3/PWM3
RB2/PWM2
RB1/PWM1
RB0/PWM0
V
V
RC7/RX/DT/SDO
RC6/TX/CK/SS
RC5/INT2/SCK/SCL
RC4/INT1/SDI/SDA
DD
SS
RB7/KBI3/PGD
RB6/KBI2/PGC
RB5/KBI1/PWM4/PGM
RB4/KBI0/PWM5
RB3/PWM3
RB2/PWM2
RB1/PWM1
RB0/PWM0
V
V
RD7/PWM7
RD6/PWM6
RD5/PWM4
RD4/FLTA
RC7/RX/DT/SDO
RC6/TX/CK/SS
RC5/INT2/SCK
RC4/INT1/SDI
RD3/SCK/SCL
RD2/SDI/SDA
DD
SS
2003 Microchip Technology Inc.
(3)
(4)
(1)
(1)
(1)
/SDA
(1)
/SCL
(1)
(1)
(2)
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