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   PIC18F2480/2580/4480/4580 Data Sheet (11/16/2009) 
 
 
Power-Managed Modes: 
• Run: CPU on, Peripherals on 
• Idle: CPU off, Peripherals on 
• Sleep: CPU off, Peripherals off 
• Idle mode Currents Down to 5.8 μA Typical 
• Sleep mode Current Down to 0.1 μA Typical 
• Timer1 Oscillator: 1.1 μA, 32 kHz, 2V 
• Watchdog Timer: 2.1 μA 
• Two-Speed Oscillator Start-up 
Flexible Oscillator Structure: 
• Four Crystal modes, up to 40 MHz 
• 4x Phase Lock Loop (PLL) – Available for Crystal  
and Internal Oscillators) 
• Two External RC modes, up to 4 MHz 
• Two External Clock modes, up to 40 MHz 
• Internal Oscillator Block: 
- 8 user-selectable frequencies, from 31 kHz to 8 MHz 
- Provides a complete range of clock speeds,  
from 31 kHz to 32 MHz when used with PLL 
- User-tunable to compensate for frequency drift 
• Secondary Oscillator using Timer1 @ 32 kHz 
• Fail-Safe Clock Monitor 
- Allows for safe shutdown if peripheral clock stops 
Special Microcontroller Features: 
• C Compiler Optimized Architecture with Optional  
Extended Instruction Set 
• 100,000 Erase/Write Cycle Enhanced Flash  
Program Memory Typical 
• 1,000,000 Erase/Write Cycle Data EEPROM  
Memory Typical 
• Flash/Data EEPROM Retention: > 40 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 5V In-Circuit Serial  
Programming™ (ICSP™) via Two Pins 
• In-Circuit Debug (ICD) via Two Pins 
• Wide Operating Voltage Range: 2.0V to 5.5V 
Peripheral Highlights: 
• High-Current Sink/Source 25 mA/25 mA 
• Three External Interrupts 
• One Capture/Compare/PWM (CCP) module 
• Enhanced Capture/Compare/PWM (ECCP) module  
(40/44-pin devices only): 
- One, two or four PWM outputs 
- Selectable polarity 
- Programmable dead time 
- Auto-shutdown and auto-restart 
• Master Synchronous Serial Port (MSSP) module  
Supporting 3-Wire SPI (all 4 modes) and I 
2C™  
Master and Slave modes 
• Enhanced Addressable USART module 
- Supports RS-485, RS-232 and LIN 1.3 
- RS-232 operation using internal oscillator  
block (no external crystal required) 
- Auto-wake-up on Start bit 
- Auto-Baud Detect 
• 10-Bit, up to 11-Channel Analog-to-Digital  
Converter (A/D) module, up to 100 ksps 
- Auto-acquisition capability 
- Conversion available during Sleep 
• Dual Analog Comparators with Input Multiplexing 
ECAN Technology 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 w/Dynamic  
Association 
• DeviceNet™ Data Byte Filter Support 
• Automatic Remote Frame Handling 
• Advanced Error Management Features 
 
 
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