PIC18F2550 Microcontroller IC

01 January 1970 User Review

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This family of devices offers the advantages of all PIC18 microcontrollers – namely, high computational performance at an economical price – with the addition of high endurance, Enhanced Flash program memory. In addition to these features, the PIC18F2455/2550/4455/4550 family introduces design enhancements that make these microcontrollers a logical choice for many high-performance, power sensitive applications.


  • Maximum CPU Frequency: 48 MHz
  • Architecture: 8 bit 
  • Program Memory (Flash): 32 kB
  • RAM: 2048 byte
  • Internal Oscillator: 8 MHz, 32 KHz
  • ADC: 1 (10 channels)
  • No. of Pins: 28
  • Voltage: 2V - 5.5V


  •  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
  •  Programmable Code Protection
  •  Single-Supply 5V In-Circuit Serial Programming™ (ICSP™) via two pins
  •  In-Circuit Debug (ICD) via two pins
  •  Optional dedicated ICD/ICSP port (44-pin devices only)
  •  Wide Operating Voltage Range (2.0V to 5.5V)
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