ATMEGA168PA-AU: An Efficient 8-Bit 20MHz Microcontroller in TQFP-32 SMD Format

The ATMEGA168PA-AU is a top-tier, energy-efficient 8-Bit AVR RISC-based microcontroller. It integrates a 16KB ISP flash memory, 1KB SRAM, 512B EEPROM, an 8-channel 10-bit A/D converter, and a JTAG interface for on-chip debugging. The microcontroller functions within a voltage range of 1.8-5.5 volts and delivers a throughput of 20 MIPS at 20MHz.

Key Attributes

• 8-Bit Advanced RISC Architecture
• 131 Potent Instructions – Majority Executed in a Single Clock Cycle
• 32 x 8 General Purpose Working Registers
• 16KB of In-System Self-Programmable Flash
• 512B EEPROM
• 1KB Internal SRAM
• Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
• One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
• Real Time Counter with Separate Oscillator
• Six PWM Channels
• 8-Channel 10-bit ADC in TQFP and QFN/MLF package
• Programmable Serial USART
• Master/Slave SPI Serial Interface
• Byte Oriented 2-wire Serial Interface (Philips I2C compatible)
• Programmable Watchdog Timer with Separate On-chip Oscillator
• On-chip Analog Comparator
• Interrupt and Wake-up on Pin Change

Technical Details

• Operating Voltage: 1.8 - 5.5V
• Max Clock Speed: 20MHz
• Program Memory Size: 16KB (8K x 16)
• Data RAM Size: 1KB
• EEPROM Size: 512B
• Package/Case: TQFP-32
• Number of I/O: 23

Potential Applications

The ATMEGA168PA-AU is versatile and can be employed in a broad spectrum of applications such as automation, industrial control, home appliances, robotics, and more. Its superior performance and low power usage make it a perfect fit for battery-powered devices and other applications where power efficiency is crucial.