ATMEGA8L-8AC

Overview

The ATMEGA8L-8AC is a low-power CMOS 8-bit microcontroller based on the AVR RISC architecture, manufactured by Microchip Technology. It features an 8-bit data bus width and operates within a voltage range of 2.7V to 5.5V with a maximum clock frequency of 8MHz. The device includes 8KB of In-System Programmable Flash memory, 1KB of SRAM, and 512B of EEPROM. It utilizes a 32-lead TQFP package and supports industrial operating temperatures from -40°C to +85°C.

Feature Summary

• Advanced RISC architecture enabling single-clock cycle execution for high throughput
• In-system self-programmable Flash with read-while-write capabilities
• Integrated peripheral set including timers, ADC, and serial communication interfaces

Applications

• Embedded control systems requiring low power consumption
• Industrial monitoring applications within extended temperature ranges
• Battery-powered devices utilizing wide voltage operation

Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified suppliers. Confirm the specific ordering suffix matches the required package type and temperature grade. Request original manufacturer documentation to validate specifications against datasheet standards before integration into production designs.

Selection Notes

Select this model when a low-voltage 8MHz AVR MCU is required in a surface-mount TQFP package. Ensure the application environment remains within the specified industrial temperature limits. Verify that the available I/O lines and memory capacity meet the system requirements without necessitating external components.

Part Context

This component belongs to the ATmega8 family of microcontrollers, designed for cost-effective embedded solutions. The 'L' suffix indicates low-voltage operation, while '8' denotes the speed grade. The 'AC' suffix specifies the TQFP package variant suitable for automated surface-mount assembly processes.

Replacement Considerations

Consult official Microchip documentation for verified substitute part numbers. Cross-reference pinouts and electrical characteristics carefully to ensure compatibility with existing circuit designs.