Microchip Technology ATMEGA164P-20PU Microcontroller

The ATMEGA164P-20PU is a high-performance, low-power Atmel 8-bit AVR RISC-based microcontroller from Microchip Technology, combining 16KB ISP flash memory, 1KB EEPROM, 2KB SRAM, 32 general purpose I/O lines, 32 general purpose working registers, a real-time counter, three flexible timer/counters with compare modes, internal and external interrupts, serial programmable USART, a byte-oriented two-wire serial interface, SPI serial port, a six-channel 10-bit A/D converter (eight channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes. This microcontroller operates at a voltage of 1.8-5.5V.

Designed to achieve optimal performance with low power consumption, the ATMEGA164P-20PU executes powerful instructions in a single clock cycle, enabling the device to achieve throughputs approaching 1 MIPS per MHz while balancing power efficiency and processing speed. It is clocked at 20MHz, further enhancing its performance for a variety of applications.

With its robust set of features, the ATMEGA164P-20PU is ideally suited for a wide range of applications, including industrial control systems, sensor networks, automotive, home automation, and other embedded systems. Its versatility is enhanced by the In-System Programming feature, which allows for the program memory to be reprogrammed in-system through an SPI serial interface or by a conventional nonvolatile memory programmer.

The ATMEGA164P-20PU comes in a 40-pin PDIP (Plastic Dual In-line Package) form factor, making it compatible with breadboards and prototyping boards, which is particularly useful for development purposes and small-scale production. Microchip provides extensive support for the ATMEGA164P-20PU with a comprehensive set of development tools, software libraries, and documentation, simplifying the design process for engineers and developers.

Overall, the ATMEGA164P-20PU microcontroller from Microchip Technology is a versatile and powerful component for any microcontroller-based system, offering a balanced solution for projects requiring high performance, a broad feature set, and energy efficiency.