ATmega328P-PU-PDIP-28 Microcontroller

Input and Output:

• Digital I/O Pins: 23 (of which 6 provide PWM output)
• Analog Input Pins: 6 (10-bit ADC)
• Communication Interfaces: 1 USART, 1 SPI, 1 I2C/TWI
• Timers: 3 (two 8-bit and one 16-bit)
• External Interrupts: 2

Physical Characteristics:

• Dimensions: Standard PDIP-28 package size
• Pin Pitch: 2.54 mm (0.1 inch)
• Mounting Type: Through-hole
• Weight: Light, standard for PDIP packages

Technical Specifications:

• CPU Speed: 20 MIPS at 20 MHz
• Peripherals: 1 USART, 1 SPI, 1 I2C/TWI, 6-channel 10-bit ADC, Analog Comparator, Watchdog Timer with Independent Oscillator
• Operating Temperature: -40°C to +85°C
• Self-Programming: In-System Programming by On-chip Boot Program
• Power Management: Multiple sleep modes (Idle, ADC Noise Reduction, Power-down, Power-save, Standby, Extended Standby)

Additional Features:

• Enhanced RISC Architecture: High performance, low power
• High Endurance Non-volatile Memory: Flash endurance: 10,000 write/erase cycles, EEPROM endurance: 100,000 write/erase cycles
• ISP and IAP: In-System Programming (ISP) via bootloader, In-Application Programming (IAP) capabilities
• Built-in Brown-out Detection: Reliable operation in low-voltage conditions
• Versatile Use: Suitable for various applications including embedded systems, robotics, consumer electronics, and DIY projects
• Development Support: Wide support in various development environments (Arduino IDE, AVR-GCC, Atmel Studio)
• Protection Features: Includes features like Watchdog Timer, power-on reset, programmable brown-out detection
• Debugging and Programming: Supports debugWIRE for debugging and JTAG for boundary-scan capabilities
• Compatibility: Compatible with various shields and modules used in prototyping and development platforms like Arduino