Microchip ATMEGA128-16AU 8-Bit AVR Microcontroller, 16 MHz, 128 kB Flash, 64-Pin TQFP

The Microchip ATMEGA128-16AU is a high-functionality 8-bit AVR microcontroller designed for embedded control and automation tasks. Featuring a surface-mount 64-pin TQFP package, it is well-suited for compact circuit designs and offers a large number of programmable I/O lines for maximum interfacing versatility.

This device operates at a maximum clock speed of 16 MHz, delivering efficient instruction processing using the advanced AVR RISC architecture. With 128 kB of in-system programmable Flash program memory, designers have ample code space for complex control algorithms, while 4 kB of SRAM ensures reliable application data handling.

The ATMEGA128-16AU supports robust connectivity through its USART and SPI interfaces for high-speed serial communication, and integrates 8 separate 10-bit ADC channels for analog signal conversion. Its 53 programmable I/O lines enable connection to a wide variety of sensors, actuators, and peripheral ICs, supporting both simple and sophisticated embedded solutions.

Power flexibility is ensured with a supply voltage tolerance from 4.5 V to 5.5 V, accommodating diverse system power designs. The microcontroller features two timers and an analogue comparator, allowing for precise timing, pulse generation, and edge detection tasks critical in process control environments.

It maintains consistent performance over a wide operating temperature range from -40°C up to 85°C, making it suitable for industrial, instrumentation, and automotive system requirements. The compact form factor with dimensions of 14.1 mm x 14.1 mm x 1.05 mm supports dense PCB layouts.

8-bit AVR RISC architecture for efficient instruction execution and low-power operation. 128 kB Flash program memory supporting in-circuit code updates. 53 programmable I/O lines and 8 ADC channels for extensive interfacing.

Up to 16 MHz clock frequency for responsive and deterministic control logic. USART and SPI interface types integrated for hardware communication flexibility. Qualified for operation from -40°C to 85°C suited for harsh environments.

Surface-mount 64-pin TQFP standard package for high-density PCB integration. Multiple timers and analogue comparator simplify implementation of timing and measurement routines. Ideal for use in industrial machinery, laboratory instrumentation, consumer electronics, and embedded control pathways.

Discover other microcontrollers and electronic components for automation, control, and embedded system development in the EnvMart Microcontroller category.