
PIC18F6525/6621/8525/8621

64/80-Pin High-Performance,64-Kbyte Enhanced Flash
Microcontrollers with A/D

High Performance RISC CPU:

 Linear program memory addressing to 64 Kbytes
 Linear data memory addressing to 4 Kbytes
 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

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
 Timer4 module: 8-bit timer/counter
 Secondary oscillator clock option  Timer1/Timer3
 Two Capture/Compare/PWM (CCP) modules:
   - Capture is 16-bit, max. resolution 6.25 ns (TCY/16)
   - Compare is 16-bit, max. resolution 100 ns (TCY)
   - PWM output: 1 to 10-bit PWM resolution
 Three Enhanced Capture/Compare/PWM (ECCP)
  modules:
   - 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:
   - 2/3/4-wire SPI (supports all 4 SPI modes)
   - I2C Master and Slave mode
 Two Enhanced USART modules:
   - Supports RS-485, RS-232 and LIN 1.2
   - Auto-Wake-up on Start bit
   - Auto-Baud Rate Detect
 Parallel Slave Port (PSP) module
  External Memory Interface
  (PIC18F8525/8621 Devices Only):
 Address capability of up to 2 Mbytes
 16-bit interface

Analog Features:

 10-bit, up to 16-channel Analog-to-Digital
  Converter (A/D):
   - Auto-Acquisition
   - 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

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: > 100 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 for reliable operation
 Programmable code protection
 Power-saving Sleep mode
 Selectable oscillator options including:
   - 4x Phase Lock Loop (PLL)  of primary oscillator
   - Secondary Oscillator (32 kHz) clock input
 In-Circuit Serial Programming (ICSP) via two pins
 MPLAB In-Circuit Debug (ICD 2) via two pins

CMOS Technology:

 Low power, high-speed Flash technology
 Fully static design
 Wide operating voltage range (2.0V to 5.5V)
 Industrial and Extended temperature ranges