ATTINY48-AU

Overview

The ATtiny48-AU is an 8-bit AVR microcontroller manufactured by Microchip Technology, housed in a 32-lead TQFP package. It features 4K bytes of In-System Programmable Flash, 64 bytes of EEPROM, and 256 bytes of SRAM. The device operates at speeds up to 12 MHz within a voltage range of 1.8V to 5.5V and supports industrial temperatures from -40°C to +85°C. Key peripherals include two Timer/Counters, a 6-channel 10-bit ADC, SPI, and I2C interfaces.

Feature Summary

• High-performance 8-bit AVR architecture with single-cycle instruction execution
• Non-volatile memory segments with high endurance specifications
• Integrated analog-to-digital converter and programmable watchdog timer
• Multiple power-saving operational modes for optimized energy consumption

Applications

• Embedded control systems requiring low power consumption
• Industrial monitoring applications operating in extreme temperatures
• Battery-powered devices utilizing efficient sleep modes
• Sensor interface circuits using integrated ADC capabilities

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature grade. Confirm current availability status as product lifecycles may change. Ensure compatibility with existing development tools and programming interfaces before procurement.

Selection Notes

Select this component when a balance of processing speed and low power consumption is required. Consider the 32-lead TQFP package for surface mount assembly needs. Evaluate peripheral requirements such as ADC channels and timer counts against application constraints.

Part Context

This microcontroller belongs to the ATtiny48/88 family, distinguished primarily by memory size variations. It utilizes advanced RISC architecture to achieve throughput approaching one MIPS per MHz. The device integrates ISP Flash allowing reprogramming via standard serial interfaces.

Replacement Considerations

ATMEGA48A-AU: Offers similar functionality with increased memory capacity and additional I/O lines.