ATTINY861A-SUR
- Mfr.Part #
- ATTINY861A-SUR
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20SOIC
- Stock
- 25,902
- In Stock :
- 25,902
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- CPU Family :
- AVR RISC
- Supply Voltage-Min (Vsup) :
- 4.5V
- Number of Pins :
- 20
- Qualification Status :
- Not Qualified
- Interface Type :
- I2C, SPI
- Power Supplies :
- 2/5 V
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Interfaces :
- SPI
- Device Core :
- AVR
- RAM (bytes) :
- 512
- Lead Free :
- Lead Free
- Number of ADC Channels :
- 11 Channel
- Speed :
- 20MHz
- Base Product Number :
- ATtiny861
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- Number of SPI Channels :
- 1
- ROM (words) :
- 8192
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Dimensions :
- 13 x 7.6 x 2.35mm
- Instruction Set Architecture :
- RISC
- Min Supply Voltage :
- 1.8 V
- Contact Plating :
- Tin
- Published :
- 1997
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Product Category :
- 8-bit Microcontrollers - MCU
- RAM Size :
- 512 x 8
- Terminal Finish :
- Matte Tin (Sn)
- Number of Timers/Counters :
- 2
- Series :
- AVR® ATtiny
- Package Type :
- SOIC
- Packaging :
- Tape and Reel (TR)
- Bit Size :
- 8
- Number of I/O :
- 16
- Program Memory Type :
- Flash
- Pbfree Code :
- yes
- Data Bus Width :
- 8B
- Min Operating Temperature :
- -40 °C
- Core Size :
- 8-Bit
- Supplier Device Package :
- 20-SOIC
- Mounting Style :
- SMD/SMT
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Peak Reflow Temperature (Cel) :
- 250
- Oscillator Type :
- Internal
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Max Operating Temperature :
- 85 °C
- Base Part Number :
- ATTINY861A
- Tradename :
- AVR
- Product Type :
- 8-bit Microcontrollers - MCU
- Data Converter :
- A/D 11x10b
- JESD-30 Code :
- R-PDSO-G20
- Minimum Operating Temperature :
- -40 °C
- Additional Feature :
- ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ; AND 2.7V MINIMUM SUPPLY AT 10 MHZ
- Data Converters :
- A/D 11x10b
- DAC Channels :
- No
- RoHS :
- Compliant
- Supply Voltage-Max (Vsup) :
- 5.5V
- Schedule B :
- 8542310000
- Core Processor :
- AVR
- Brand :
- Microchip Technology / Atmel
- PWM Channels :
- yes
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage :
- 5V
- DMA Channels :
- No
- Terminal Position :
- Dual
- Core Architecture :
- AVR
- Max Supply Voltage :
- 5.5 V
- Family Name :
- ATTINY861A
- Reach Compliance Code :
- Compliant
- Terminal Pitch :
- 1.27 mm
- Memory Size :
- 8kB
- Number of Programmable I/O :
- 16
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Number of I/Os :
- 16
- EEPROM Size :
- 512 x 8
- Terminal Form :
- Gull wing
- JESD-609 Code :
- e3
- Operating Temperature :
- -40°C~85°C TA
- Product :
- MCU
- Mount :
- Surface Mount
- Factory Lead Time :
- 6 Weeks
- Interface :
- SPI
- Number of I/O Lines :
- 16
- Manufacturer :
- Microchip
- Mounting Type :
- Surface Mount
- Frequency :
- 20MHz
- Memory Type :
- Flash
- Width :
- 7.6mm
- Connectivity :
- USI
- Max Frequency :
- 20 MHz
- Supply Current-Max :
- 7 mA
- Number of Terminations :
- 20
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Height :
- 2.35mm
- Pin Count :
- 20
- Product Status :
- Active
- Maximum Operating Temperature :
- +85 °C
- Surface Mount :
- yes
- Program Memory Size :
- 8KB 4K x 16
- Temperature Grade :
- Industrial
- ROM Programmability :
- Flash
- Watchdog Timer :
- yes
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Has ADC :
- yes
- Length :
- 13mm
- Number of I2C Channels :
- 1
- Package Shape :
- RECTANGULAR
- Seated Height-Max :
- 2.65 mm
- Number of Terminals :
- 20
- Datasheets
- ATTINY861A-SUR

Microcontrollers Microchip Technology ATTINY861A-SUR Overview
The ATTINY861A-SUR from Microchip Technology is a robust microcontroller unit (MCU) tailored for advanced control systems. Featuring a compact, high-performance 8-bit AVR architecture, this microcontroller is designed to optimize operational efficiency in a variety of applications. With 8KB of in-system programmable flash, the ATTINY861A-SUR is not only versatile but also offers substantial code storage for complex applications. Its integration in a 20SOIC package ensures it fits seamlessly into space-constrained environments, making it a preferred choice for designers seeking a blend of power and size. The use of Microcontrollers Microchip Technology ATTINY861A-SUR in your designs guarantees enhanced processing capabilities, low power consumption, and significant reliability for demanding applications.
ATTINY861A-SUR Features
The ATTINY861A-SUR microcontroller is equipped with several key features that make it ideal for a wide range of applications. These include an advanced RISC architecture, 8KB of flash memory, 512 Bytes of EEPROM, and 512 Bytes of SRAM. It operates at a voltage range of 2.7V to 5.5V, which allows for flexible power management and compatibility with various electronic components. Additional features such as PWM channels, ADC inputs, and multiple communication interfaces including USART, SPI, and I2C, provide the necessary tools for comprehensive system control and data transfer.
ATTINY861A-SUR Applications
- Consumer Electronics: Utilized in devices such as smart home gadgets and personal health monitors, where its compact size and powerful MCU capabilities allow for intelligent device functionality and connectivity.
- Industrial Automation: In control systems within manufacturing lines, the ATTINY861A-SUR offers precise sensor readings and process control, enhancing automation reliability and efficiency.
- Automotive Applications: Employed in car accessory systems for control and monitoring purposes, its robust operation under varying voltages ensures dependable performance in automotive environments.
- Power Management Systems: Integral to developing solutions for energy-efficient power supply systems, providing essential control and monitoring functionalities to improve system stability and efficiency.
- Wearable Technology: Ideal for integration into wearable devices due to its low power consumption and high functionality, supporting innovative features in compact form factors.
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