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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
High Endurance, Non-volatile Memory Segments
– 2K/4K/8K Bytes of In-System, Self-programmable Flash Program Memory
Endurance: 10,000 Write/Erase Cycles
– 128/256/512 Bytes of In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
– 128/256/512 Bytes of Internal SRAM
– Data Retention: 20 years at 85
°C / 100 years at 25°C
– Programming Lock for Self-programming Flash & EEPROM Data Security
Peripheral Features
– One 8-bit and One 16-bit Timer/Counter with Two PWM Channels, Each
– 10-bit ADC
8 Single-ended Channels
12 Differential ADC Channel Pairs with Programmable Gain (1x / 20x)
– Programmable Watchdog Timer with Separate On-chip Oscillator
– On-chip Analog Comparator
– Universal Serial Interface
Special Microcontroller Features
– debugWIRE On-chip Debug System
– In-System Programmable via SPI Port
– Internal and External Interrupt Sources
Pin Change Interrupt on 12 Pins
– Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit with Software Disable Function
– Internal Calibrated Oscillator
– On-chip Temperature Sensor
I/O and Packages
– Available in 20-pin QFN/MLF/VQFN, 14-pin SOIC, 14-pin PDIP and 15-ball UFBGA
– Twelve 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: -40°C to +85°C
Low Power Consumption
– Active Mode:
210 A at 1.8V and 1 MHz
–Idle Mode:
33 A at 1.8V and 1 MHz
– Power-down Mode:
0.1 A at 1.8V and 25
°C
8-bit
Microcontroller
with 2K/4K/8K
Bytes In-System
Programmable
Flash
ATtiny24A
ATtiny44A
ATtiny84A
Rev. 8183F–AVR–06/12