ATTINY406-SFR

Overview

The ATTINY406-SFR is an 8-bit microcontroller from Microchip Technology, based on the AVR enhanced RISC architecture. It features 4 kB of in-system programmable Flash memory and 256 bytes of SRAM. The device operates within a supply voltage range of 1.8 V to 5.5 V and supports clock frequencies up to 20 MHz. It includes integrated peripherals such as a 10-bit ADC with six channels, two timer/counters, and communication interfaces including SPI, USART, and I2C. The component is housed in an 8-pin SOIC package.

Feature Summary

• Enhanced 8-bit AVR core delivering high computational efficiency through single-cycle instruction execution.

Applications

• Battery-powered portable devices requiring low power consumption
• Industrial control systems utilizing serial communication interfaces
• Consumer electronics incorporating analog sensing via integrated ADC

Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm package type and temperature rating. Ensure compatibility with existing PCB footprints for the SOIC-8 configuration. Confirm that the selected variant meets all environmental and electrical requirements for the intended application environment before finalizing procurement.

Selection Notes

Select this model when a compact 8-bit solution with integrated analog-to-digital conversion is required. The combination of sufficient Flash memory and multiple communication interfaces makes it suitable for applications needing data acquisition and serial transmission in a minimal footprint. Evaluate power supply constraints to ensure operation within the specified voltage range.

Part Context

This component belongs to the ATtiny series of 8-bit microcontrollers designed for cost-sensitive and space-constrained embedded applications. It shares architectural similarities with other members of the family but offers specific memory sizes and peripheral configurations tailored for basic control tasks.

Replacement Considerations

Consult official Microchip cross-reference tools for verified pin-compatible or functionally equivalent alternatives. Verify that any substitute maintains compatibility with the target software environment and hardware interface requirements.