download ATMEL pdf datasheets 8-bit Microcontroller with 4K Bytes In-System Programmable Flash and Boost Converter ATtiny43U

8-bit
Microcontroller
with 4K Bytes
In-System
Programmable
Flash and Boost
Converter
ATtiny43U

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

Click here to download ATMEL pdf datasheets 8-bit Microcontroller with 4K Bytes In-System Programmable Flash and Boost Converter ATtiny43U

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