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ATTINY43U_14 Datasheet, PDF (1/210 Pages) ATMEL Corporation – High Performance, Low Power AVR | |||
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Features
⢠High Performance, Low Power AVR® 8-bit Microcontroller
⢠Advanced RISC Architecture
â 123 Powerful Instructions â Most Single Clock Cycle Execution
â 32 x 8 General Purpose Working Registers
â Fully Static Operation
⢠Non-volatile Program and Data Memories
â 4K Bytes of In-System Programmable Program Memory Flash
â 64 Bytes of In-System Programmable EEPROM
â 256 Bytes of Internal SRAM
â Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM
â Data Retention: 20 years at 85°C/ 100 years at 25°C
â Programming Lock for Software Security
⢠Peripheral Features
â QTouch® Library Support for Capacitive Touch Sensing (8 Channels)
â Two 8-bit Timer/Counters with two PWM Channels, Each
â Programmable Watchdog Timer with Separate On-chip Oscillator
â On-chip Analog Comparator
â 10-bit ADC
⢠4 Single-ended Channels
â Universal Serial Interface
â Boost Converter
⢠Special Microcontroller Features
â debugWIRE On-chip Debug System
â In-System Programmable via SPI Port
â External and Internal Interrupt Sources
â Pin Change Interrupt on 16 Pins
â Low Power Idle, ADC Noise Reduction and Power-down Modes
â Enhanced Power-on Reset Circuit
â Programmable Brown-out Detection Circuit
â Internal Calibrated Oscillator
â Temperature Sensor On-chip
⢠I/O and Packages
â Available in 20-pin SOIC and 20-pin QFN/MLF
â 16 Programmable I/O Lines
⢠Operating Voltage:
â 0.7 â 1.8V (via On-chip Boost Converter)
â 1.8 â 5.5V (Boost Converter Bypassed)
⢠Speed Grade
â Using On-chip Boost Converter
⢠0 â 4 MHz
â External Power Supply
⢠0 â 4 MHz @ 1.8 â 5.5V
⢠0 â 8 MHz @ 2.7 â 5.5V
⢠Low Power Consumption
â Active Mode, 1 MHz System Clock
⢠400 µA @ 3V (Without Boost Converter)
â Power-down Mode
⢠150 nA @ 3V (Without Boost Converter)
8-bit
Microcontroller
with 4K Bytes
In-System
Programmable
Flash and Boost
Converter
ATtiny43U
Rev. 8048CâAVRâ02/12
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