AVR

ATMEGA644-20PU

AVR Microcontroller.

DIP40 Package

ATMEGA644P-20PU

picoPower technology AVR Microcontroller.

DIP40 Package

ATMEGA88PA-PU

The high-performance Atmel picoPower 8-bit AVR RISC-based microcontroller combines 8KB ISP flash memory with read-while-write capabilities, 512B EEPROM, 1KB SRAM, 23 general purpose I/O lines, 32 general purpose working registers, three flexible timer/counters with compare modes, internal and external interrupts,serial programmable USART, a byte-oriented 2-wire serial interface, SPI serial port, 6-channel 10-bit A/D converter (8-channels in TQFP and QFN/MLF packages), programmable watchdog timer with internal oscillator, and five software selectable power saving modes. The device operates between 1.8-5.5 volts.

Atmel ATMEGA328P-AU TQFP32

32KB self-programming Flash Program Memory, 2KB SRAM, 1024 Bytes EEPROM, 8 Channel 10-bit A/D-converter(TQFP/MLF). debugWIRE On-chip Debug System. Up to 20 MIPS throughput at 20 MHz.
Operating Voltage: 1,8V - 5.5V

Atmel ATMEGA328P-PU DIP28

32KB self-programming Flash Program Memory, 2KB SRAM, 1024 Bytes EEPROM, 8 Channel 10-bit A/D-converter(TQFP/MLF). debugWIRE On-chip Debug System. Up to 20 MIPS throughput at 20 MHz.
Operating Voltage: 1,8V - 5.5V