Feature
High Performance, Low Power Atmel® AVR® 8-Bit Microcontroller Family 
    - Advanced RISC Architecture 
- 54 Powerful Instructions
 - Mostly Single Clock Cycle Execution
 - 16 x 8 General Purpose Working Registers
 - Fully Static Operation
 - Up to 12 MIPS Throughput at 12MHz
 
 - Non-volatile Program and Data
                        Memories
- 1024 Bytes of In-system Programmable Flash Program Memory
 - 32 Bytes Internal SRAM
 - Flash Write/Erase Cycles: 10,000
 - Data Retention: 20 Years at 85°C / 100 Years at 25°C
 - Self-programming Flash on Full Operating Voltage Range (1.8 – 5.5V)
 
 - Peripheral Features 
- One 16-bit Timer/Counter (TC) with Prescaler, Input Capture, Two Output Capture and Two PWM Channels
 - Programmable Watchdog Timer (WDT) with Separate On-chip Oscillator
 - Selectable Internal Voltage References: 1.1V, 2.2V and 4.3V
 - 10-bit ADC with 8-channels/14-pin and 5-channel/8-pin Package Options
 - On-chip Analog Comparator (AC)
 - Serial Communication Module: USART
 
 - Special Microcontroller
                        Features
- In-system Programmable
- External Programming (2.7 – 5.5V)
 - Self Programming (1.8 – 5.5V)
 
 - External and Internal Interrupt Sources
 - Low Power Idle, ADC Noise Reduction, and Power-pown Modes
 - Enhanced Power-on Reset Circuit
 - Programmable Supply Voltage Level Monitor with Interrupt and Reset
 - Accurate Internal Calibrated Oscillator
 - Fast and Normal Start-up Time Options Available
 - Individual Serial Number to Represent a Unique ID.
 
 - In-system Programmable
 - I/O and Packages 
- 12 Programmable I/O Lines for ATtiny104 and 6 Programmable I/O Lines for ATtiny102
 - 8-pin UDFN (ATtiny102)
 - 8-pin SOIC150 (ATtiny102)
 - 14-pin SOIC150 (ATtiny104)
 
 - Operating Voltage
- 1.8 - 5.5V
 
 - Temperature Range
- -40 to +125°C
 
 - Speed Grades
- 0 – 4MHz at 1.8 – 5.5V
 - 0 – 8MHz at 2.7 – 5.5V
 - 0 – 12MHz at 4.5 – 5.5V
 
 
