ATTINY861-20SU
- Mfr.Part #
- ATTINY861-20SU
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20SOIC
- Stock
- 6,778
- In Stock :
- 6,778
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Manufacturer :
- Microchip
- Reach Compliance Code :
- Compliant
- Data Bus Width :
- 8B
- Number of SPI Channels :
- 1
- Supply Voltage :
- 5V
- Pin Count :
- 20
- Product Status :
- Active
- Speed :
- 20MHz
- Supplier Device Package :
- 20-SOIC
- Brand :
- Microchip Technology / Atmel
- Number of Timers/Counters :
- 2
- Temperature Grade :
- Industrial
- Terminal Pitch :
- 1.27 mm
- Number of I/O :
- 16
- Product Category :
- 8-bit Microcontrollers - MCU
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Mounting Type :
- Surface Mount
- Maximum Operating Temperature :
- +85 °C
- Min Operating Temperature :
- -40 °C
- Typical Operating Supply Voltage :
- 5.5 (Maximum) V
- Series :
- AVR® ATtiny
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Access Time :
- 20 μs
- Oscillator Type :
- Internal
- Mount :
- Surface Mount
- Package Shape :
- RECTANGULAR
- Terminal Position :
- Dual
- Product Type :
- 8-bit Microcontrollers - MCU
- Width :
- 7.6mm
- Dimensions :
- 13 x 7.6 x 2.35mm
- Number of Terminations :
- 20
- Height :
- 2.35mm
- RAM (bytes) :
- 512
- Number of PWM Channels :
- 6
- Supply Voltage-Min (Vsup) :
- 4.5V
- Instruction Set Architecture :
- RISC
- Watchdog Timer :
- yes
- Max Frequency :
- 20 MHz
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RoHS Status :
- ROHS3 Compliant
- Memory Type :
- Flash
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Number of Bits :
- 8
- Supply Voltage-Max (Vsup) :
- 5.5V
- Qualification Status :
- Not Qualified
- Family Name :
- ATtiny861
- JESD-609 Code :
- e3
- Interface Type :
- 2-Wire, SPI, USI
- ROM Programmability :
- Flash
- DMA Channels :
- No
- Packaging :
- Tube
- Data Converters :
- A/D 11x10b
- Additional Feature :
- ALSO OPERATES AT 2.7 MINIMUM SUPPLY AT 10 MHZ
- Bit Size :
- 8
- Contact Plating :
- Tin
- Core Architecture :
- AVR
- Minimum Operating Temperature :
- -40 °C
- Seated Height-Max :
- 2.65 mm
- Base Part Number :
- ATtiny861
- Surface Mount :
- yes
- Device Core :
- AVR
- Min Supply Voltage :
- 2.7 V
- JESD-30 Code :
- R-PDSO-G20
- Peak Reflow Temperature (Cel) :
- 250
- ROM (words) :
- 8192
- Operating Temperature :
- -40°C~85°C TA
- Number of Programmable I/O :
- 16
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- Program Memory Type :
- Flash
- Core Size :
- 8-Bit
- Program Memory Size :
- 8KB 4K x 16
- EEPROM Size :
- 512 x 8
- Number of ADC Channels :
- 11
- Number of I/Os :
- 16
- Base Product Number :
- ATtiny861
- Memory Size :
- 8kB
- Max Supply Voltage :
- 5.5 V
- Factory Lead Time :
- 10 Weeks
- Length :
- 13mm
- Number of Pins :
- 20
- Interfaces :
- USI
- Connectivity :
- USI
- DAC Channels :
- No
- Power Supplies :
- 3/5V
- Interface :
- 2-Wire, SPI
- Terminal Form :
- Gull wing
- Core Processor :
- AVR
- RoHS :
- Compliant
- Published :
- 2008
- Lead Free :
- Lead Free
- Radiation Hardening :
- No
- Pbfree Code :
- yes
- Schedule B :
- 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000
- MSL :
- MSL 2 - 1 year
- Package :
- Tube
- Termination :
- SMD/SMT
- Data Converter :
- A/D 11x10b
- Package Type :
- SOIC
- Qualification :
- -
- Number of I/O Lines :
- 16
- Mounting Style :
- SMD/SMT
- Product :
- MCU
- Terminal Finish :
- Matte Tin (Sn)
- Density :
- 64 kb
- Has ADC :
- yes
- PWM Channels :
- yes
- CPU Family :
- AVR RISC
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Supply Current-Max :
- 9 mA
- Max Operating Temperature :
- 85 °C
- Number of Terminals :
- 20
- Number of I2C Channels :
- 1
- RAM Size :
- 512 x 8
- Frequency :
- 20MHz
- REACH SVHC :
- No SVHC
- Tradename :
- AVR
- Datasheets
- ATTINY861-20SU
ATTINY861-20SU Documents

Microcontrollers Microchip Technology ATTINY861-20SU Overview
The Microcontrollers Microchip Technology ATTINY861-20SU is a robust and versatile 8-bit microcontroller that offers an optimal balance of performance and power efficiency. Designed by Microchip Technology, this MCU is built on a high-performance AVR® architecture, and is well-suited for a wide range of industrial and commercial applications. With its 8KB of flash memory and advanced features, the ATTINY861-20SU is engineered to handle complex tasks despite its compact 20SOIC package size. Its ability to operate between 2.7V to 5.5V makes it highly adaptable to varying power supplies, enhancing its applicability in diverse operational environments.
ATTINY861-20SU Features
This microcontroller incorporates several features that enhance its usability and functionality in complex electronics environments. Key features include:
- 8KB In-system programmable flash
- 512B EEPROM
- 512B SRAM
- Up to 20 MHz operating frequency
- Advanced RISC Architecture
- Power-on Reset and Programmable Brown-out Detection
- Six PWM Channels
- 10-bit ADC with 12 channels
- Multiple programmable serial USARTs
ATTINY861-20SU Applications
- Consumer Electronics: Utilized in smart appliances and personal gadgets where compact size and power efficiency are crucial.
- Automotive Applications: Serves in car entertainment systems, enhancing user interface controls and connectivity.
- Industrial Control Systems: Operates as a control unit in automation systems, ensuring efficient processing and reliable operation.
- Power Management Systems: Implements sophisticated battery management and energy conservation functionalities in portable devices.
- Healthcare Devices: Used in medical monitoring equipment where precision and reliability are necessary.
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