PIC18F4431-I/PT

Key features

• 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