PIC18F23K20-I/SO

Key features

• C Compiler Optimized Architecture: - Optional extended instruction set designed to optimize re-entrant code
• Up to 1024 bytes Data EEPROM
• Up to 64 Kbytes Linear Program Memory Addressing
• Up to 3936 bytes Linear Data Memory Addressing
• Up to 16 MIPS Operation
• 16-bit Wide Instructions, 8-bit Wide Data Path
• Priority Levels for Interrupts
• 31-Level, Software Accessible Hardware Stack
• 8x8 Single-Cycle Hardware Multiplier
• Precision 16 MHz Internal Oscillator Block: - Factory calibrated to ± 1% - Software selectable frequencies range of 31 kHz to 16 MHz - 64 MHz performance available using PLL – no external components required
• Four Crystal Modes up to 64 MHz
• Two External Clock Modes up to 64 MHz
• 4X Phase Lock Loop (PLL)
• Secondary Oscillator using Timer1 ⨂32 kHz
• Fail-Safe Clock Monitor: - Allows for safe shutdown, if peripheral clock stops - Two-Speed Oscillator Start-up
• Operating Voltage Range: 1.8V to 3.6V
• Self-Programmable under Software Control
• Programmable 16-Level High/Low-Voltage Detection (HLVD) module: - Interrupt on High/Low-Voltage Detection
• Programmable Brown-out Reset (BOR): - With software enable option
• Extended Watchdog Timer (WDT): - Programmable period from 4 ms to 131s
• Single-Supply 3V In-Circuit Serial Programming via Two Pins
• In-Circuit Debug (ICD) via Two Pins
• Sleep Mode: <100 nA @ 1.8V
• Watchdog Timer: <800 nA @ 1.8V
• Timer1 Oscillator: <800 nA @ 32 kHz and 1.8V
• Analog-to-Digital Converter (ADC) Module: - 10-bit resolution, 13 External Channels - Auto-acquisition capability - Conversion available during Sleep - 1.2V Fixed Voltage Reference (FVR) channel - Independent input multiplexing
• Analog Comparator Module: - Two rail-to-rail analog comparators - Independent input multiplexing
• Voltage Reference (CVREF) Module - Programmable (% VDD), 16 steps - Two 16-level voltage ranges using VREF pins
• Up to 35 I/O Pins plus 1 Input-only Pin: - High-Current Sink/Source 25 mA/25 mA - Three programmable external interrupts - Four programmable interrupt-on-change - Eight programmable weak pull-ups - Programmable slew rate
• Capture/Compare/PWM (CCP) Module
• Enhanced CCP (ECCP) module: - One, two or four PWM outputs - Selectable polarity - Programmable dead time - Auto-shutdown and auto-restart
• Master Synchronous Serial Port (MSSP) Module - 3-wire SPI (supports all four modes) - I²C Master and Slave modes with address mask
• Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) Module: - Supports RS-485, RS-232 and LIN - RS-232 operation using internal oscillator - Auto-Wake-up on Break - Auto-Baud Detect