AVR ATtiny Family ATtiny13 Series Microcontrollers 8-bit Microcontrollers:

The high-performance, low-power Microchip 8-bit AVR RISC-based microcontroller combines 1KB ISP flash memory, 64B SRAM, 64B EEPROM, a 32B register file, and a 4-channel 10-bit A/D converter. The device supports a throughput of 20 MIPS at 20 MHz and operates between 2.7-5.5 volts.

• One 8-Bit Timer/Counter with Prescaler and Two PWM Channels
• FLASH: Upto 1KB
• Enhanced Power-on Reset Circuit
• Upto 4-Channel, 10-Bit ADC
• In-System Programmable via SPI Port
• Six General Purpose Input Output Pins
• Programmable Watchdog Timer with Separate On-chip Oscillator
• On-chip Analog Comparator
• Low Power Idle, ADC Noise Reduction, and Power-down Modes
• Applications: Circuit Breakers, Soft Start Relays, Zero-Crossing Control In Industrial Automation