Features
High Performance, Low Power AVR® 8-Bit Microcontroller
Advanced RISC Architecture
120 Powerful Instructions – Most Single Clock Cycle Execution
32 x 8 General Purpose Working Registers
Fully Static Operation
Up to 20 MIPS Througput at 20 MHz
High Endurance Non-volatile Memory segments
1K Bytes of In-System Self-programmable Flash program memory
64 Bytes EEPROM
64 Bytes Internal SRAM
Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
Data retention: 20 Years at 85°C/100 Years at 25°C (see page 6)
Programming Lock for Self-Programming Flash & EEPROM Data Security
Peripheral Features
One 8-bit Timer/Counter with Prescaler and Two PWM Channels
4-channel, 10-bit ADC with Internal Voltage Reference
Programmable Watchdog Timer with Separate On-chip Oscillator
On-chip Analog Comparator
Special Microcontroller Features
debugWIRE On-chip Debug System
In-System Programmable via SPI Port
External and Internal Interrupt Sources
Low Power Idle, ADC Noise Reduction, and Power-down Modes
Enhanced Power-on Reset Circuit
Programmable Brown-out Detection Circuit with Software Disable Function
Internal Calibrated Oscillator
I/O and Packages
8-pin PDIP/SOIC: Six Programmable I/O Lines
10-pad MLF: Six Programmable I/O Lines
20-pad MLF: Six Programmable I/O Lines
Operating Voltage:
1.8 – 5.5V
Speed Grade:
0 – 4 MHz @ 1.8 – 5.5V
0 – 10 MHz @ 2.7 – 5.5V
0 – 20 MHz @ 4.5 – 5.5V
Industrial Temperature Range
Low Power Consumption
Active Mode:
190 μA at 1.8 V and 1 MHz
Idle Mode:
24 μA at 1.8 V and 1 MHz