PIC16F505 Microcontroller

High-Performance RISC CPU:

• Only 33 Single-Word Instructions to Learn
• All Single-Cycle Instructions Except for Program Branches, which are Two-Cycle
• 12-Bit Wide Instructions
• 2-Level Deep Hardware Stack
• Direct, Indirect and Relative Addressing modes for Data and Instructions
• 8-Bit Wide Data Path
• 8 Special Function Hardware Registers
• Operating Speed:
• DC – 20 MHz clock input (PIC16F505 only)
• DC – 200 ns instruction cycle (PIC16F505 only)
• DC – 4 MHz clock input
• DC – 1000 ns instruction cycle

​Special Microcontroller Features:

• 4 MHz Precision Internal Oscillator:
  • Factory calibrated to ±1%
• ​In-Circuit Serial Programming™ (ICSP™)
• In-Circuit Debugging (ICD) Support
• Power-On Reset (POR)
• Device Reset Timer (DRT)
• Watchdog Timer (WDT) with Dedicated On-Chip RC Oscillator for Reliable Operation
• Programmable Code Protection
• Multiplexed MCLR Input Pin
• Internal Weak Pull-Ups on I/O Pins
• Power-Saving Sleep mode
• Wake-Wp from Sleep on Pin Change
• Selectable Oscillator Options:

1. ​INTRC: 4 MHz precision Internal oscillator
2. EXTRC: External low-cost RC oscillator
3. XT: Standard crystal/resonator
4. HS: High-speed crystal/resonator (PIC16F505 only)
5. LP: Power-saving, low-frequency crystal
6. EC: High-speed external clock input (PIC16F505 only)

​Low-Power Features/CMOS Technology:

• Operating Current:
• ​< 175 μA @ 2V, 4 MHz, typical
• Standby Current:
• 100 nA @ 2V, typical

​Low-Power, High-Speed Flash Technology:

• 100,000 Flash endurance
• > 40 year retention
• Fully Static Design
• Wide Operating Voltage Range: 2.0V to 5.5V
• Wide Temperature Range:
• Industrial: -40°C to +85°C
• Extended: -40°C to +125°C

​Peripheral Features (PIC12F508/509):

• 6 I/O Pins:

• 5 I/O pins with individual direction control
• 1 input only pin
• High current sink/source for direct LED drive
• Wake-on-change
• Weak pull-ups

• 8-Bit Real-Time Clock/Counter (TMR0) with 8-Bit Programmable Prescaler

Peripheral Features (PIC16F505):​

• 12 I/O Pins:
• 11 I/O pins with individual direction control
• 1 input only pin
• High current sink/source for direct LED drive
• Wake-on-change
• Weak pull-ups
• 8-Bit Real-Time Clock/Counter (TMR0) with 8-Bit Programmable Prescaler