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Atmel-8303H-AVR-ATtiny1634-Datasheet–02/2014
Features
• High Performance, Low Power AVR
®
8-bit Microcontroller
• Advanced RISC Architecture
– 125 Powerful Instructions – Most Single Clock Cycle Execution
– 32 x 8 General Purpose Working Registers
– Fully Static Operation
• High Endurance, Non-volatile Memory Segments
– 16K Bytes of In-System, Self-Programmable Flash Program Memory
• Endurance: 10,000 Write/Erase Cycles
– 256 Bytes of In-System Programmable EEPROM
• Endurance: 100,000 Write/Erase Cycles
– 1K Byte of Internal SRAM
– Data retention: 20 years at 85C / 100 years at 25C
– Programming Lock for Self-Programming Flash & EEPROM Data Security
• Peripheral Features
– Dedicated Hardware and QTouch
®
Library Support for Capacitive Touch Sensing
– One 8-bit and One 16-bit Timer/Counter with Two PWM Channels, Each
– 12-channel, 10-bit ADC
– Programmable Ultra Low Power Watchdog Timer
– On-chip Analog Comparator
– Two Full Duplex USARTs with Start Frame Detection
– Universal Serial Interface
– Slave I
2
C 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 18 Pins
– Low Power Idle, ADC Noise Reduction, Standby and Power-down Modes
– Enhanced Power-on Reset Circuit
– Programmable Brown-out Detection Circuit with Supply Voltage Sampling
– Calibrated 8MHz Oscillator with Temperature Calibration Option
– Calibrated 32kHz Ultra Low Power Oscillator
– On-chip Temperature Sensor
• I/O and Packages
– 18 Programmable I/O Lines
– 20-pad QFN/MLF, and 20-pin SOIC
• Operating Voltage:
– 1.8 – 5.5V
• Speed Grade:
– 0 – 2MHz @ 1.8 – 5.5V
– 0 – 8MHz @ 2.7 – 5.5V
– 0 – 12MHz @ 4.5 – 5.5V
• Temperature Range: -40C to +105C
• Low Power Consumption
– Active Mode: 0.2mA at 1.8V and 1MHz
– Idle Mode: 30µA at 1.8V and 1MHz
– Power-Down Mode (WDT Enabled): 1µA at 1.8V
– Power-Down Mode (WDT Disabled): 100nA at 1.8V
8-bit Atmel tinyAVR Microcontroller with
16K Bytes In-System Programmable Flash
ATtiny1634
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