ATTINY461-15MAZ

Overview

The ATTINY461-15MAZ is an automotive-grade, 8-bit AVR microcontroller featuring 4K bytes of in-system programmable Flash memory. It includes 256 bytes of EEPROM and 256 bytes of internal SRAM. The device operates at a maximum clock speed of 20 MHz with a supply voltage range of 2.7V to 5.5V. It integrates a 10-bit ADC with 11 single-ended channels and supports an operating temperature range from -40°C to +125°C.

Feature Summary

• Automotive quality grade verified per AEC-Q100 standards for high reliability
• Advanced RISC architecture enabling single-cycle instruction execution
• In-system programmable via SPI port for flexible firmware updates
• Integrated debugWIRE on-chip debug system for development

Applications

• Automotive electronic control units
• Sensors requiring high-temperature operation
• Industrial monitoring systems
• Battery-powered embedded devices

Procurement Notes

Verify the specific suffix MAZ corresponds to the required package type and temperature grade. Confirm that the automotive qualification meets project specifications. Ensure compatibility with existing programming interfaces before procurement.

Selection Notes

Select this component when automotive reliability and wide temperature tolerance are critical. The 4K Flash size suits moderate complexity applications. Verify pinout compatibility if replacing older ATtiny variants.

Part Context

This part belongs to the ATtiny261/461/861 family of automotive microcontrollers. It shares architectural similarities with standard ATtiny devices but includes enhanced durability features and extended temperature ranges suitable for harsh environments.

Replacement Considerations

Check for direct substitutes within the ATtiny461 series. Ensure any replacement maintains the same package dimensions and pin configuration. Verify that alternative parts meet the same automotive quality standards.