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PIC18F2431 - Microchip
Manufacturer:
Microchip
ManyChip's Part#:
MC544090196
RoHS:
Lead free / RoHS Compliant
Datasheet:
Datasheet 3D Model
Description:
This powerful 10MIPS (100 nanosecond instruction execution) yet easy-to-program (only 77 single word instructions) CMOS FLASH-based 8Bit microcontroller packs Microchip"s powerful PIC architecture into an 28Pin package and is upwards co
Stock Locations:
Availability:
205 pcs In Stock
MOQ:
1 pcs
Unit Price:
$ 0

Updated at 17/06/2025 10:30:15(UTC+8)

Certifications

ManyChip is committed to product quality and safety with ISO 9001, ISO 13485, ISO 45001, UL, RoHS, CQC and REACH certifications.

Description

DEVICE OVERVIEW
This document contains device-specific information for the following devices:
• PIC18F2331 • PIC18LF2331
• PIC18F2431 • PIC18LF2431
• PIC18F4331 • PIC18LF4331
• PIC18F4431 • PIC18LF4431
This family offers the advantages of all PIC18 microcontrollers – namely, high computational performance at an economical price, with the addition of high-endurance enhanced Flash program memory and a high-speed 10-bit A/D Converter. On top of these features, the PIC18F2331/2431/4331/4431 family introduces design enhancements that make these microcontrollers a logical choice for many high-performance, power control and motor control applications.
14-Bit Power Control PWM Module:
• Up to 4 Channels with Complementary Outputs
• Edge or Center-Aligned Operation
• Flexible Dead-Band Generator
• Hardware Fault Protection Inputs
• Simultaneous Update of Duty Cycle and Period:
- Flexible Special Event Trigger output
Motion Feedback Module:
• Three Independent Input Capture Channels:
- Flexible operating modes for period and pulse-width measurement
- Special Hall sensor interface module
- Special Event Trigger output to other modules
• Quadrature Encoder Interface:
- 2-phase inputs and one index input from encoder
- High and low position tracking with direction status and change of direction interrupt
- Velocity measurement
High-Speed, 200 ksps 10-Bit A/D Converter:
• Up to 9 Channels
• Simultaneous, Two-Channel Sampling
• Sequential Sampling: 1, 2 or 4 Selected Channels
• Auto-Conversion Capability
• 4-Word FIFO with Selectable Interrupt Frequency
• Selectable External Conversion Triggers
• Programmable Acquisition Time
Flexible Oscillator Structure:
• Four Crystal modes up to 40 MHz
• Two External Clock modes up to 40 MHz
• Internal Oscillator Block:
- 8 user-selectable frequencies: 31 kHz to 8 MHz
- OSCTUNE can compensate for frequency drift
• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor:
- Allows for safe shutdown of device if clock fails
Power-Managed Modes:
• Run: CPU on, Peripherals on
• Idle: CPU off, Peripherals on
• Sleep: CPU off, Peripherals off
• Ultra Low, 50 nA Input Leakage
• Idle mode Currents Down to 5.8 A, Typical
• Sleep Current Down to 0.1 A, Typical
• Timer1 Oscillator, 1.8 A, Typical, 32 kHz, 2V
• Watchdog Timer (WDT), 2.1 A, typical
• Oscillator Two-Speed Start-up
- Fast wake from Sleep and Idle, 1 s, typical
Peripheral Highlights:
• High-Current Sink/Source 25 mA/25 mA
• Three External Interrupts
• Two Capture/Compare/PWM (CCP) modules
• Enhanced USART module:
- Supports RS-485, RS-232 and LIN/J2602
- Auto-wake-up on Start bit
- Auto-Baud Detect
Special Microcontroller Features:
• 100,000 Erase/Write Cycle Enhanced Flash Program Memory, Typical
• 1,000,000 Erase/Write Cycle Data EEPROM Memory, Typical
• Flash/Data EEPROM Retention: 100 Years
• Self-Programmable under Software Control
• Priority Levels for Interrupts
• 8 x 8 Single-Cycle Hardware Multiplier
• Extended Watchdog Timer (WDT):
\- Programmable period from 41 ms to 131s
• Single-Supply In-Circuit Serial Programming™ (ICSP™) via Two Pins
• In-Circuit Debug (ICD) via Two Pins:
- Drives PWM outputs safely when debugging

Show

PIC18F2431 Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Number of Pins	28 Pin
	Show
Product Lifecycle Status	Active
RoHS	RoHS Compliant

Order guide

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- Please confirm product specifications when ordering.
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