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Our 8-bit eXtreme Low Power (XLP) 8-bit PIC® microcontrollers (MCUs) and AVR® MCUs with picoPower® technology are ideal for conserving power in battery-powered, connected applications like wearables, wireless sensor networks and other Internet of Things (IoT) devices.

Low-Power Sleep Modes with Flexible Wake-Up Sources

  • Sleep current down to 20 nA
  • Deep sleep current down to 9 nA
  • Low-power self-wake-up sources: special low-power Brown-out Reset (BOR), Power-on Reset (POR), Watchdog Timer (WDT), Real-Time Clock (RTC), INT, Asynchronous Master Clear Reset (MCLR)
  • Idle and Doze lower-power modes

Flexible and Advanced Integrated Peripherals

  • 20+ Core Independent Peripherals (CIPs) to offload the CPU while enabling sensor interfacing, waveform control, timing/measurements, logic/math, safety/monitoring, communications and user interface functionality
  • Intelligent analog features include 12-bit Analog-to-Digital Converter with Computation (ADCC), op amps, comparators, Digital-to-Analog Converters (DACs) and more

Long Battery Life with Robust and Reliable Features

  • Enable battery lifetime of 20+ years
  • Low-power supervisors for safer operation (BOR, WDT)
  • Core Independent Peripherals (CIPs) perform tasks at lowest possible energy requirement
  • VBAT battery backup powered separately
  • Robustness in hostile environments
  • Low-power and robust touch sensing technologies

Large Portfolio and Efficient Performance Across Voltage Range

  • 6–100 pins
  • Up to 384 KB Flash
  • Up to 16 KB RAM
  • 1.6V to 5.5V operation
  • Wide selection of package options
  • Peripherals run autonomously in low-power modes

8-bit Low Power Product Specifications


You can find a variety of low-power devices throughout our portfolios of 8-bit PIC and AVR MCUs. Several key families are listed below for your consideration:

Device Family Flash Memory (KB) Pins Sleep (nA) WDT (nA) RTCC (nA) 1 MHz Run (μA) ADC DAC Highlights
PIC18F “K42” 16-128 28-48 60 720 - 45 12-bit 5-bit ZCD, CWG, NCO, HLT, SMT, CLC, CRC, VI, DMA, DIA, MAP
PIC16F153xx 16-128 28-48 60 720 - 45 12-bit 5-bit ZCD, CWG, NCO, HLT, SMT, CLC, CRC, VI, DMA, DIA, MAP
PIC16F188xx 16-128 28-48 60 720 - 45 12-bit 5-bit ZCD, CWG, NCO, HLT, SMT, CLC, CRC, VI, DMA, DIA, MAP
PIC16F191xx 16-128 28-48 60 720 - 45 12-bit 5-bit ZCD, CWG, NCO, HLT, SMT, CLC, CRC, VI, DMA, DIA, MAP
PIC18F “K40” 16-128 28-64 50 500 - 32 12-bit 5-bit ZCD, CWG, HLT, CRC, HLT
ATtiny21x/41x/ 81x/161x/321x 2-32 8-24 100 700 - 600 12-bit 5-bit CCL, CRC, Event System, PTC
ATtiny1634 16 20 100 900 - 200 10-bit - PTC
ATmega165PA/325PA/645P 16-64 44 100 5000 - 215 10-bit - PTC
ATxmega E5 Family 8-32 32 100 300 - 130 12-bit 12-bit CCL, CRC, Event System, DMA

8-bit Low Power Microcontrollers


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8-bit Low-Power MCU Development Tools


These 8-bit low-power MCU development boards make it easy to get started with your application. Click on the 8-bit MCU Development Tools button to see a complete list of development tools for our 8-bit MCUs.

8-bit PIC MCU Hardware Development Tools


Curiosity Development Board

Part Number: DM164137

The original Curiosity Development Board continues to be one of our most popular development boards. Curiosity is designed to support 8-, 14-, and 20-pin 8-bit PIC MCUs with low-voltage programming capability.

Curiosity High Pin Count (HPC) Development Board

Part Number: DM164136

The Curiosity High Pin Count (HPC) Development Board supports 8-bit PIC MCUs in an expanded range of pin counts. With two DIP sockets on board, the Curiosity 8-bit HPC Development Board is designed to support 28- and 40-pin PIC MCUs with low-voltage programming capability.

MPLAB® Xpress Evaluation Board

Part Number: DM164140

The original MPLAB Xpress Evaluation Board features the versatile PIC16F18855, which supports a wide range of embedded applications. This highly integrated board also features on-board LEDs, a potentiometer, and a mikroBUS™ header for expanding your design using MikroElektronika Click boards™.

8-bit AVR MCU Hardware Development Tools


ATtiny104 Xplained Nano Evaluation Kit

Part Number: ATTINY104-XNANO

The ATtiny104 Xplained Nano Evaluation Kit is a hardware platform for evaluating ATtiny102/ATtiny104 MCUs. It includes an on-board programmer and provides easy access to all device I/O, one button, and one LED.

ATmega168PB Xplained Mini Evaluation Kit

Part Number: ATMEGA168PB-XMINI

The ATmega168PB Xplained Mini Evaluation Kit is a hardware platform for evaluating the ATmega168PB MCU. It comes with a fully integrated debugger and provides access to the features of the ATmega168PB MCU to enable you to easily integrate this MCU into a custom design.

ATmega328PB Xplained Mini Evaluation Kit

Part Number: ATMEGA328PB-XMINI

The ATmega328PB Xplained Mini Evaluation Kit is a hardware platform for evaluating the ATmega328P MCU. It comes with a fully integrated debugger and provides access to the features of the ATmega328PB MCU to enable you to easily integrate this MCU into a custom design. It also features four capacitive buttons for easy evaluation of the integrated QTouch®  technology Peripheral Touch Controller (PTC).

ATmega324PB Xplained Pro Evaluation Kit

Part Number: ATMEGA324PB-XPRO

The ATmega324PB Xplained Pro Evaluation Kit is a hardware platform for evaluating the ATmega324PB MCU. It supports more than 20 extension boards that can be purchased separately, including wired and wireless connectivity, security, and capacitive touch kits as well as generic I/O, segment LCD and OLED boards.

8-bit Software Development Tools


Documentation

Title Download
AN1416 - Low-Power Design Guide Download
AN606 - Low-Power Design Using PICmicro Microcontrollers Download
AN_8349 - AVR4013: picoPower Basics Download
AN_8407 - AVR1521: XMEGA-A1 Xplained Training - Low Power Download
AN2515 - AVR Low-power Techniques Download
AN_42056 - AVR3005: Low Power QTouch Design Download
AN2812 - Low-Power Touch Design Download
AN_8267 - AVR1010: Minimizing the power consumption of XMEGA devices Download
AN_42456 - AT11487: Low Power Consumption Techniques for XMEGA XPLAINED Kit Download
AN_32136 - AVR32917: Getting started with the picoPower Board Download
AN_8318 - AVR1509: XMEGA-A1 Xplained training - Low Power Download
AN_42411 - AT06549: Ultra Low Power Techniques Download
AN2231 - Recommended Watch Crystals for Microchip's PIC Microcontrollers in XLP Mode Download
Title Download
PIC MCU - eXtreme Low Power Solutions for Wearable Applications Download
Title Download
PIC® MCU Tips-n-Tricks Featuring nanoWatt XLP Technology Download
Title Download
Practical Applications of Low Power Design with nanoWatt XLP Download
The Truth about Power Consumption in PIC MCUs with XLP Technology vs. TI's MSP430 Download

8-bit Low-Power MCUs