8-bit ATMega AVR® microcontroller, 128 kB, 16 MHz, TQFP-64

The powerful, low-power microchip 8-bit AVR® RISC-based microcontroller.
Features
• Powerful, low-power Atmel®AVR®8-bit microcontroller
• Advanced RISC architecture
- 133 powerful instructions
- The most single clock cycles are executed
- 32 x 8 general-purpose work registers + peripheral control registers
- Completely static operation
- Up to 16 MIPS throughput at 16 MHz
- On-chip 2-cycle multiplier
• High-end endurance non-volatile memory segments
- 128 KB in-system self-programmable flash program memory
- 4 KB EEPROM
- 4 KB internal SRAM
- Write/delete 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 locking bits
... In-system programming executed by on-chip boot program
... True read-while-write operation
- Up to 64 KB of optional external storage
- Programming lock to ensure software security
- SPI interface for in-system programming
- Support for the QTouch® library
- Capacitive touch buttons, sliders and wheels
• QTouch and QMatrix detection
- Up to 64 Sense channels
• JTAG (IEEE standard 1149.1-compliant) interface
- Boundary scan capabilities in accordance with the JTAG standard
- Extensive on-chip debug support
- Programming of flash, EEPROM, fuses and lock bits via the JTAG interface
• Peripheral features
- 2 8-bit timers/counters with separate prescalers and comparison modes
- 2 advanced 16-bit timers/counters with separate prescaler, comparison mode and recording mode
- Real-time counter with separate oscillator
- 2 8-bit PWM channels
- 6 PWM channels with programmable resolution from 2 to 16 bits
- Comparison modulator output
- 8-channel, 10 bit ADC
... 8 single-ended channels
... 7 differential channels
... 2 differential channels with programmable gain at 1x, 10x or 200x
- Byte-oriented serial two-wire interface
- Dual programmable serial USARTs
- Master/slave SPI serial interface
- Programmable watchdog timer with on-chip oscillator
- On-chip analogue comparator
• Special micro controller features
- Power-on reset and programmable brown-out recognition
- Internally calibrated RC oscillator
- External and internal interrupt sources
- 6 sleep modes: Idle, ADC noise reduction, power-saving mode, shutdown, standby and advanced standby
- Software-selectable clock frequency
- ATmega103 compatibility mode selected by a backup
- Global pull-up lock
• I/O and housing
- 53 programmable I/O lines
- 64-pin TQFP and 64-pin QFN/MLF