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
Non-Volatile Program and Data Memories
– 2/4/8K Bytes of In-System Programmable Program Memory Flash
• 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
– Internal Calibrated Oscillator
– On-Chip Temperature Sensor
I/O and Packages
– Available in 20-Pin QFN/MLF & 14-Pin SOIC and PDIP
– Twelve Programmable I/O Lines
Operating Voltage:
– 1.8 – 5.5V for ATtiny24V/44V/84V
– 2.7 – 5.5V for ATtiny24/44/84
Speed Grade
– ATtiny24V/44V/84V
• 0 – 4 MHz @ 1.8 – 5.5V
• 0 – 10 MHz @ 2.7 – 5.5V
– ATtiny24/44/84
• 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 (1 MHz System Clock): 300 µA @ 1.8V
– Power-Down Mode: 0.1 µA @ 1.8V
•
•
8-bit
Microcontroller
with 2/4/8K
Bytes In-System
Programmable
Flash
ATtiny24/44/84
Preliminary
•
•
•
ATtiny24/44 not
recommended for
new designs. Use:
ATtiny24A
ATtiny44A
•
•
•
Rev. 8006H–AVR–10/09
ATMEL [ ATMEL CORPORATION ]
