Microchip Technology

ATMEGA168-20AI

Microchip Technology's ATMEGA168-20AI is a low-power, high-performance 8-bit microcontroller unit (MCU) based on the AVR enhanced RISC architecture. It features 16 KB of in-system programmable Flash memory for storing the program code, 1 KB of EEPROM, and 1 KB of SRAM. The ATMEGA168-20AI operates at a frequency of 20 MHz and is available in a 44-pin TQFP package.

Key Features:

1. 16 KB of In-System Programmable Flash memory with read-while-write capability
2. 1 KB EEPROM
3. 1 KB SRAM
4. 44-pin TQFP package
5. Operating frequency of 20 MHz
6. Low-power consumption
7. Enhanced RISC architecture with 131 powerful instructions
8. Nested interrupt control
9. On-chip debugging support with JTAG interface
10. Internal and external interrupts
11. Three 8-bit timers/counters with input capture and compare modes
12. Eight general-purpose I/O lines
13. Serial USART
14. Start-up time programmable from 0 to 65,536 CK/16/18/20 cycles
15. Brown-out detection and reset
16. Programmable watchdog timer with internal oscillator
17. Two power saving modes: idle mode and power-down mode

Applications:

1. Industrial control and automation
2. Home automation and smart appliances
3. Medical devices and equipment
4. Data acquisition and signal processing systems
5. Battery-powered devices and energy-harvesting applications
6. Embedded systems in consumer electronics
7. Robotics and automation systems
8. Communication and networking devices
9. Automotive electronics
10. Security and surveillance systems

The ATMEGA168-20AI is a versatile and efficient microcontroller suitable for a wide range of applications that require low-power consumption, high performance, and a compact form factor. Its combination of features, such as in-system programmable Flash memory, EEPROM, and various communication interfaces, makes it an ideal choice for developers looking to create innovative and reliable solutions.