8-bit Atmel Microcontroller with 8KB In-System Programmable Flash

Features:

High-performance, Low-power Atmel®AVR® 8-bit Microcontroller
Advanced RISC Architecture
- 130 Powerful Instructions – Most Single-clock Cycle Execution
- 32 x 8 General Purpose Working Registers
- Fully Static Operation
- Up to 16MIPS Throughput at 16MHz
- On-chip 2-cycle Multiplier
High Endurance Non-volatile Memory segments
- 8KBytes of In-System Self-programmable Flash program memory
- 512Bytes EEPROM
- 1KByte Internal SRAM
- Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
- Data retention: 20 years at 85C/100 years at 25C(1)
- Optional Boot Code Section with Independent Lock Bits
  - In-System Programming by On-chip Boot Program
  - True Read-While-Write Operation
- Programming Lock for Software Security
Atmel QTouch® library support
- Capacitive touch buttons, sliders and wheels
- Atmel QTouch and QMatrix acquisition
- Up to 64 sense channels
Peripheral Features
- Two 8-bit Timer/Counters with Separate Prescaler, one Compare Mode
- One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode
- Real Time Counter with Separate Oscillator
- Three PWM Channels
- 8-channel ADC in TQFP and QFN/MLF package
  - Eight Channels 10-bit Accuracy
- 6-channel ADC in PDIP package
  - Six Channels 10-bit Accuracy
- Byte-oriented Two-wire Serial Interface
- Programmable Serial USART
- Master/Slave SPI Serial Interface
- Programmable Watchdog Timer with Separate On-chip Oscillator
- On-chip Analog Comparator
Special Microcontroller Features
- Power-on Reset and Programmable Brown-out Detection
- Internal Calibrated RC Oscillator
- External and Internal Interrupt Sources
- Five Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, and Standby
I/O and Packages
- 23 Programmable I/O Lines
- 28-lead PDIP, 32-lead TQFP, and 32-pad QFN/MLF
Operating Voltages
- 2.7 - 5.5V
- 0 - 16MHz
Power Consumption at 4MHz, 3V, 25C
- Active: 3.6mA
- Idle Mode: 1.0mA
- Power-down Mode: 0.5µA