Part # ATtiny261 datasheet

Part Manufacturer: Atmel


Part Description: ATtiny261 ATtiny461 ATtiny861 Automotive Preliminary Summary

Part Details:

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 ­ 2/4/8K Byte of In-System Programmable Program Memory Flash (ATtiny261/461/861) Endurance: 10,000 Write/Erase Cycles 8-bit ­ 128/256/512 Bytes In-System Programmable EEPROM (ATtiny261/461/861) Microcontroller Endurance: 100,000 Write/Erase Cycles ­ 128/256/512 Bytes Internal SRAM (ATtiny261/461/861) with 2/4/8K ­ Programming Lock for Self-Programming Flash Program and EEPROM Data Security Bytes In-System · Peripheral Features ­ 8/16-bit Timer/Counter with Prescaler Programmable ­ 8/10-bit High Speed Timer/Counter with Separate Prescaler 3 High Frequency PWM Outputs with Separate Output Compare Registers Flash Programmable Dead Time Generator ­ Universal Serial Interface with Start Condition Detector­ 10-bit ADC ATtiny261 11 Single Ended Channels16 Differential ADC Channel Pairs ATtiny461 15 Differential ADC Channel Pairs with Programmable Gain (1x, 8x, 20x, 32x) ­ Programmable Watchdog Timer with Separate On-chip Oscillator ATtiny861 ­ On-chip Analog Comparator · Special Microcontroller Features ­ debugWIRE On-chip Debug System­ In-System Programmable via SPI Port Automotive ­ External and Internal Interrupt Sources­ Low Power Idle, ADC Noise Reduction, and Power-down Modes­ Enhanced Power-on Reset Circuit Preliminary ­ Programmable Brown-out Detection Circuit­ Internal Calibrated Oscillator · I/O and Packages ­ 16 Programmable I/O Lines Summary ­ 20-pin SOIC, 32-pad MLF and 20-lead TSSOP · Operating Voltage: ­ 2.7 - 5.5V for ATtiny261/461/861 · Speed Grade: ­ ATtiny261/461/861: 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V­ Operating temperature: Automotive (-40°C to +125°C) · Low Power Consumption ­ Active Mode: 1 MHz, 2.7V: 380A­ Power-down Mode: 0.1A at 2.7V 7753BS­AVR­08/08 1. Pin Configurations Figure 1-1. Pinout ATtiny261/461/861 SOIC / TSSOP (MOSI/DI/SDA/OC1A/PCINT8) PB0 1

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ATtiny261.pdf Datasheet