ATTINY84A-SSUR

Overview

The ATTINY84A-SSUR is an industrial-grade, 8-bit AVR microcontroller featuring 8K bytes of in-system programmable Flash memory. It utilizes a high-performance RISC architecture with single-cycle instruction execution and operates at speeds up to 20 MHz within the 1.8V to 5.5V supply range. The device includes 512 bytes of EEPROM and SRAM, alongside peripherals such as a 10-bit ADC, dual timers, and a universal serial interface.

Feature Summary

• Advanced RISC core executing most instructions in a single clock cycle for efficient processing
• Non-volatile memory segments with high endurance ratings for program and data storage
• Integrated analog-to-digital converter supporting differential channels with programmable gain
• Comprehensive power management with multiple software-selectable sleep modes

Applications

• Industrial control systems requiring robust operation across wide temperature ranges
• Battery-powered devices utilizing low-power consumption modes
• Sensor interfaces leveraging the on-chip ADC and analog comparator
• Embedded applications using SPI-based in-system programming

Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to confirm package type and lead finish specifications. Ensure the component meets the required industrial temperature range and voltage operating conditions for your design. Cross-reference the datasheet revision to validate all electrical characteristics before integration.

Selection Notes

Select this model when 8K Flash capacity and 20 MHz performance are necessary for complex logic tasks. Consider the SSOP-14 package for space-constrained surface-mount designs. Evaluate the power consumption profiles across different speed grades to optimize battery life versus processing requirements effectively.

Part Context

This component belongs to the ATtiny24A/44A/84A family of 8-bit AVR microcontrollers. It shares architectural similarities with lower-capacity variants but provides expanded memory resources. The series is designed for cost-sensitive embedded applications requiring reliable performance and extensive peripheral integration.

Replacement Considerations

ATtiny84A-SSU serves as a tube-packaged alternative offering identical electrical specifications and functionality.