AVR16EB20T-E/REB

Overview

The AVR16EB20T-E/REB is an 8-bit microcontroller from the AVR EB Family, featuring a 20-pin VQFN package. It includes 16 KB of Flash memory with read-while-write capability, 2 KB of SRAM, and 512 bytes of EEPROM. The device operates at clock speeds up to 20 MHz and supports a supply voltage range of 1.8 V to 5.5 V. Key peripherals include a 12-bit differential ADC with a programmable gain amplifier, two 16-bit Timer/Counters type B (TCB), one Timer/Counter type E (TCE) with Waveform Extension, and one Timer/Counter type F (TCF). Communication interfaces consist of USART, SPI, and TWI/I2C.

Feature Summary

• Features a flexible low-power architecture with an Event System for CPU-independent inter-peripheral signaling.
• Includes accurate analog subsystems such as a 12-bit differential ADC with a programmable gain amplifier and dual Analog Comparators.
• Supports vertical migration within the family without code modification due to full pin and feature compatibility.
• Provides advanced digital peripherals including Configurable Custom Logic Look-up Tables and automated CRC Flash program memory scan.

Applications

• Applications requiring extended temperature operation up to +125°C
• Systems utilizing the Event System for predictable peripheral signaling
• Designs needing vertical migration capabilities within the AVR EB Family
• Projects requiring a 12-bit differential ADC with programmable gain

Procurement Notes

Verify that the ordering suffix 'E' corresponds to the extended temperature range (-40°C to +125°C) and 'REB' indicates the VQFN20 package in tape and reel format. Confirm the datasheet revision matches the specific hardware requirements. Ensure the component source is authorized to guarantee authenticity and compliance with RoHS standards.

Selection Notes

Select this model when an extended industrial temperature range is required compared to the standard industrial variant. The 20-pin configuration offers a balance between I/O count and package size. Consider the availability of the VQFN20 package for surface-mount applications where space efficiency is critical.

Part Context

This component belongs to the AVR16EB14/20/28/32 series, which shares a common core and peripheral set across different pin counts. The 'EB' designation identifies it as part of the latest technology family featuring hardware multipliers and advanced analog features. It serves as a scalable option within the Microchip AVR portfolio.

Replacement Considerations

AVR16EB20T-I/SS

FAQ

What does the 'E' suffix indicate in the part number?

The 'E' suffix denotes the Extended temperature range, supporting operation from -40°C to +125°C ambient temperature.

Is the AVR16EB20T-E/REB compatible with other devices in the AVR EB Family?

Yes, it is fully pin and feature compatible with other devices in the AVR16EB14/20/28/32 series, allowing for vertical migration without code modification.