Description
PIC18F8680 devices are available in 64-pin TQFP and 68-pin PLCC packages. PIC18F8X8X devices are available in the 80-pin TQFP package. They are differentiated from each other in four ways Flash program memory (48 Kbytes for PIC18FX585 devices, 64 Kbytes for PIC18FX680) A/D channels (12 for PIC18F6X8X devices, 16 for PIC18F8X8X) I/O ports (7 on PIC18F6X8X devices, 9 on PIC18F8X8X) External program memory interface (present only on PIC18F8X8X devices)
- High-Performance RISC CPU:
- Source code compatible with the PIC16 and PIC17 instruction sets
- Linear program memory addressing to 2 Mbytes
- Linear data memory addressing to 4096 bytes
- 1 Kbyte of data EEPROM
- Up to 10 MIPs operation: – DC – 40 MHz osc./clock input – 4 MHz-10 MHz osc./clock input with PLL active
- 16-bit wide instructions, 8-bit wide data path
- Priority levels for interrupts
- 31-level, software accessible hardware stack
- 8 x 8 Single-Cycle Hardware Multiplier External Memory Interface (PIC18F8X8X Devices Only):
- Address capability of up to 2 Mbytes
- 16-bit interface
- Peripheral Features:
- High current sink/source 25 mA/25 mA
- Four external interrupt pins
- Timer0 module: 8-bit/16-bit timer/counter
- Timer1 module: 16-bit timer/counter
- Timer2 module: 8-bit timer/counter
- Timer3 module: 16-bit timer/counter
- Secondary oscillator clock option – Timer1/Timer3
- One Capture/Compare/PWM (CCP) module: – Capture is 16-bit, max. resolution 6.25 ns (TCY/16) – Compare is 16-bit, max. resolution 100 ns (TCY) – PWM output: PWM resolution is 1 to 10-bit
- Enhanced Capture/Compare/PWM (ECCP) module: – Same Capture/Compare features as CCP – One, two or four PWM outputs – Selectable polarity – Programmable dead time – Auto-shutdown on external event – Auto-restart
- Master Synchronous Serial Port (MSSP) module with two modes of operation: – 3-wire SPI™ (supports all 4 SPI modes) – I2C™ Master and Slave mode
- Enhanced Addressable USART module: – Supports RS-232, RS-485 and LIN 1.2 – Programmable wake-up on Start bit – Auto-baud detect
- Parallel Slave Port (PSP) module
- Analog Features:
- Up to 16-channel, 10-bit Analog-to-Digital Converter module (A/D) with: – Fast sampling rate – Programmable acquisition time – Conversion available during Sleep
- Programmable 16-level Low-Voltage Detection (LVD) module: – Supports interrupt on Low-Voltage Detection
- Programmable Brown-out Reset (BOR)
- Dual analog comparators: – Programmable input/output configuration ECAN Module Features:
- Message bit rates up to 1 Mbps
- Conforms to CAN 2.0B ACTIVE Specification
- Fully backward compatible with PIC18XXX8 CAN modules
- Three modes of operation: – Legacy, Enhanced Legacy, FIFO
- Three dedicated transmit buffers with prioritization
- Two dedicated receive buffers
- Six programmable receive/transmit buffers
- Three full 29-bit acceptance masks
- 16 full 29-bit acceptance filters with dynamic association
- DeviceNet™ data byte filter support
- Automatic remote frame handling
- Advanced Error Management features Special Microcontroller Features:
- 100,000 erase/write cycle Enhanced Flash program memory typical
- 1,000,000 erase/write cycle Data EEPROM memory typical
- 1-second programming time
- Flash/Data EEPROM Retention: > 40 years
- Self-reprogrammable under software control
- Power-on Reset (POR), Power-up Timer (PWRT) and Oscillator Start-up Timer (OST)
- Watchdog Timer (WDT) with its own On-Chip RC Oscillator
- Programmable code protection
- Power saving Sleep mode
- Selectable oscillator options including: – Software enabled 4x Phase Lock Loop (of primary oscillator) – Secondary Oscillator (32 kHz) clock input
- In-Circuit Serial Programming™ (ICSP™) via two pins
- MPLAB® In-Circuit Debug (ICD) via two pins
