AVR ATtiny Family ATtiny44 Series Microcontrollers 8-bit Microcontrollers:

The high-performance, low-power Microchip AVR RISC-based CMOS 8-bit microcontroller combines 4KB ISP flash memory, 256-Byte EEPROM, 256B SRAM,32 general purpose working registers, an 8-bit timer/counter with two PWM channels, a 16-bit timer/counter with two PWM channels, an 8-channel 10-bit A/D converter, a programmable gain stage (1x, 20x) for 12 differential ADC channel pairs.

• AVR core clocked upto 20 MHz
• FLASH: Upto 4KB, EEPROM: Upto 256B, RAM: Upto 256B
• Interfaces: SPI, Universal Serial Interface
• 10-Bit ADC
• In-System Programmable via SPI Port
• On-chip Analog Comparator
• 12 Programmable I/O Lines
• One 8-Bit and One 16-Bit Timer/Counter with Two PWM Channels, Each
• Low Power Idle, ADC Noise Reduction, Standby and Power-Down Modes
• Applications: Power Regulation, Rectification, Motor control and DAC applications.