PIC18F4431-E/PT Microchip Technology, PIC18F4431-E/PT Datasheet - Page 18

• 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

PIC18F2331/2431/4331/4431
TABLE 1-3:
DS39616B-page 16
RB0/PWM0
RB1/PWM1
RB2/PWM2
RB3/PWM3
RB4/KBI0/PWM5
RB5/KBI1/PWM4/
PGM
RB6/KBI2/PGC
RB7/KBI3/PGD
Legend: TTL
RB0
PWM0
RB1
PWM1
RB2
PWM2
RB3
PWM3
RB4
KBI0
PWM5
RB5
KBI1
PWM4
PGM
RB6
KBI2
PGC
RB7
KBI3
PGD
Pin Name
ST
O
OD
PIC18F4331/4431 PINOUT I/O DESCRIPTIONS (CONTINUED)
= TTL compatible input
= Schmitt Trigger input with CMOS levels
= Output
= Open-Drain (no diode to V
DIP
33
34
35
36
37
38
39
40
Pin Number
TQFP QFN
10
14
15
16
17
11
8
9
10
11
12
14
15
16
17
9
Type
Pin
DD
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
I
I
I
I
)
Preliminary
Buffer
Type
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
ST
ST
ST
PORTB is a bidirectional I/O port. PORTB can be software
programmed for internal weak pull-ups on all inputs.
Digital I/O.
PWM output 0.
Digital I/O.
PWM output 1.
Digital I/O.
PWM output 2.
Digital I/O.
PWM output 3.
Digital I/O.
Interrupt-on-change pin.
PWM output 5.
Digital I/O.
Interrupt-on-change pin.
PWM output 4.
Low-voltage ICSP programming entry pin.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming clock pin.
Digital I/O.
Interrupt-on-change pin.
In-Circuit Debugger and ICSP programming data pin.
CMOS = CMOS compatible input or output
I
P
= Input
= Power
Description
 2003 Microchip Technology Inc.