ATMEGA88PB-AUR

Microcontrollers Overview

The ATMEGA88PB-AUR is an 8-bit AVR microcontroller featuring 8KB of in-system self-programmable Flash, 1KB SRAM, and 512B EEPROM. It operates at frequencies up to 20MHz with a supply voltage range of 1.8V to 5.5V. The device includes 27 programmable I/O lines, an 8-channel 10-bit ADC, three timer/counters, SPI, USART, and TWI interfaces. Packaged in a 32-lead TQFP, it supports industrial temperature ranges and offers low-power sleep modes.

Microcontrollers Feature Summary

• Advanced RISC architecture delivering up to 20 MIPS throughput at 20MHz
• Integrated capacitive touch sensing support via Microchip QTouch library
• True read-while-write capability for uninterrupted code execution during programming
• Comprehensive peripheral set including PWM channels, analog comparator, and RTC

Microcontrollers Applications

• Capacitive touch interface implementations using QTouch technology
• Industrial control systems requiring robust I/O and communication protocols
• Battery-powered embedded devices utilizing multiple low-power sleep modes
• Sensor nodes integrating ADC data acquisition with wireless or wired transmission

Microcontrollers Procurement Notes

Verify the specific speed grade suffix against the required operating frequency and voltage conditions. Confirm the package type matches the PCB footprint requirements. Ensure the component meets the necessary environmental certifications for the target application region. Cross-reference the datasheet revision to confirm feature availability.

Microcontrollers Selection Notes

Select this variant when 8KB program memory and 27 I/O lines are sufficient for the design. Consider the PB series for enhanced peripheral features compared to standard AVRs. Evaluate power consumption profiles across different voltage and frequency combinations. Ensure the development environment supports the specific instruction set and memory map.

Microcontrollers Part Context

This component belongs to the ATmega48PB/88PB/168PB family, which introduces advanced peripherals like the Real Time Counter and enhanced capacitive touch capabilities. It shares the core AVR CPU architecture with previous generations but offers improved peripheral integration and lower power consumption options suitable for modern embedded applications.

Microcontrollers Replacement Considerations

ATMEGA88PA-AU

Microcontrollers FAQ

Does the ATMEGA88PB-AUR support capacitive touch sensing?

Yes, the device supports Microchip QTouch library functions for capacitive touch buttons, sliders, and wheels.

What is the maximum operating frequency for this microcontroller?

The device supports operation up to 20MHz depending on the supply voltage and speed grade configuration.