What is the instruction size of a PIC® MCU?

The Instruction size of Microchip MCU varies from 12- to 32-bits depending upon the device family.

MCU Family Instruction Size
PIC10F , PIC16F5xx , PIC12Fxx (non 600 series) 12-bit
PIC12F6xx , PIC16Fxxxx ( non 500 series) 14-bit
PIC18 , AVR® 16-bit
PIC24, dsPIC® 24-bit
PIC32, SAM 32-bit
​

The device datasheet contains information on instructions, size, and opcodes.

  Return to Top

© 2025 Microchip Technology, Inc.
Notice: ARM and Cortex are the registered trademarks of ARM Limited in the EU and other countries.
Information contained on this site regarding device applications and the like is provided only for your convenience and may be superseded by updates. It is your responsibility to ensure that your application meets with your specifications. MICROCHIP MAKES NO REPRESENTATIONS OR WARRANTIES OF ANY KIND WHETHER EXPRESS OR IMPLIED, WRITTEN OR ORAL, STATUTORY OR OTHERWISE, RELATED TO THE INFORMATION, INCLUDING BUT NOT LIMITED TO ITS CONDITION, QUALITY, PERFORMANCE, MERCHANTABILITY OR FITNESS FOR PURPOSE. Microchip disclaims all liability arising from this information and its use. Use of Microchip devices in life support and/or safety applications is entirely at the buyer's risk, and the buyer agrees to defend, indemnify and hold harmless Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or otherwise, under any Microchip intellectual property rights.