PIC18F4431-E/PT Microchip Technology, PIC18F4431-E/PT Datasheet - Page 5

• Manufacturer Part Number: PIC18F4431-E/PT
• Description: IC MCU FLASH 8KX16 44TQFP
• Manufacturer: Microchip Technology
• Series: PIC® 18Fr

Specifications of PIC18F4431-E/PT

• Core Size: 8-Bit
• Program Memory Size: 16KB (8K x 16)
• Oscillator Type: Internal
• Core Processor: PIC
• Speed: 40MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, LVD, Power Control PWM, QEI, POR, PWM, WDT
• Number Of I /o: 36
• Program Memory Type: FLASH
• Eeprom Size: 256 x 8
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 4.2 V ~ 5.5 V
• Data Converters: A/D 9x10b
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 44-TQFP, 44-VQFP
• Controller Family/series: PIC18
• No. Of I/o's: 36
• Eeprom Memory Size: 256Byte
• Ram Memory Size: 768Byte
• Cpu Speed: 40MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pin Diagrams (Continued)
 2003 Microchip Technology Inc.
44-Pin TQFP
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.
for SCK/SCL.
RC7/RX/DT/SDO
RD5/PWM4
RD4/FLTA
RD6/PWM6
RD7/PWM7
RB0/PWM0
RB1/PWM1
RB2/PWM2
RB3/PWM3
V
V
DD
SS
(1)
(3)
(4)
1
2
3
4
5
6
7
8
9
10
11
PIC18F2331/2431/4331/4431
PIC18F4331
PIC18F4431
Preliminary
33
32
31
30
29
28
27
26
25
24
23
NC
RC0/T1OSO/T1CKI
OSC2/CLKO/RA6
OSC1/CLKI/RA7
AV
AV
RE2/AN8
RE1/AN7
RE0/AN6
RA5/AN5/LVDIN
RA4/AN4/CAP3/QEB
SS
DD
DS39616B-page 3