Product Overview
The PIC18F65K22-I/PT is a high-performance 8-bit PIC18 microcontroller from Microchip Technology featuring 32KB Flash, 3.9KB RAM, 1KB EEPROM, and 54 I/O pins. Running at up to 64 MHz, it integrates dual EUSART, multiple SPI/I2C, 12-bit ADC with 30 channels, and advanced PWM in a 64-pin TQFP package for demanding embedded control applications.
Key Specifications
- Core: PIC18 Enhanced, 16-bit instruction word, 2-stage pipeline
- Max Frequency: 64 MHz (16 MIPS)
- Flash: 32KB
- RAM: 3.9KB
- Data EEPROM: 1KB
- ADC: 12-bit, 30 channels
- Comparators: 2x with SR latch
- Interfaces: 2x EUSART, 2x MSSP (SPI/I2C), 1x AUSART
- PWM: 5 ECCP + 3 CCP modules
- Timers: 1x 8-bit, 4x 16-bit
- CTMU: Charge Time Measurement Unit (touch sensing)
- GPIO: 54 I/O
- Supply Voltage: 1.8V ~ 5.5V
- Operating Temperature: -40°C ~ 85°C
- Package: TQFP-64 (10 x 10 mm)
Features
- Enhanced PIC18 core with 16-bit instruction word and linear program memory
- Hardware multiply: 8×8 in single cycle
- Dual UART with LIN, IrDA, and RS-485 support
- 12-bit high-resolution ADC with 30 channels
- 5 ECCP modules with auto-shutdown and PWM steering
- CTMU for capacitive touch sensing and precise timing
- Internal 16 MHz oscillator with 4x PLL for 64 MHz operation
- Hardware RTCC (Real-Time Clock and Calendar)
- Extreme Low-Power (XLP) technology: 34 nA sleep current
Applications
- Industrial motor control
- Multi-channel data acquisition
- Power conversion and management
- Building automation controllers
- Automotive body electronics