ATTINY861-20SUR
- Mfr.Part #
- ATTINY861-20SUR
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20SOIC
- Stock
- 7,394
- In Stock :
- 7,394
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Core Size :
- 8-Bit
- Number of I/Os :
- 16
- Has ADC :
- yes
- Number of Terminations :
- 20
- Operating Temperature :
- -40°C~85°C TA
- Number of I/O Lines :
- 16
- Supply Current-Max :
- 9 mA
- Pbfree Code :
- yes
- Mount :
- Surface Mount
- Max Supply Voltage :
- 5.5 V
- Qualification Status :
- Not Qualified
- EEPROM Size :
- 512 x 8
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage-Max (Vsup) :
- 5.5V
- Terminal Pitch :
- 1.27 mm
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of Programmable I/O :
- 16
- Factory Lead Time :
- 4 Weeks
- Time@Peak Reflow Temperature-Max (s) :
- 40
- RAM (bytes) :
- 512
- Program Memory Type :
- Flash
- Peak Reflow Temperature (Cel) :
- 250
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Length :
- 12.8 mm
- Seated Height-Max :
- 2.65 mm
- Product :
- MCU
- Power Supplies :
- 3/5V
- Supplier Device Package :
- 20-SOIC
- Oscillator Type :
- Internal
- ROM (words) :
- 8192
- Packaging :
- Tape and Reel (TR)
- Frequency :
- 20MHz
- Product Status :
- Active
- Surface Mount :
- yes
- Terminal Position :
- Dual
- Program Memory Size :
- 8KB 4K x 16
- Number of Pins :
- 20
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, WDT
- RoHS :
- Compliant
- Device Core :
- AVR
- DAC Channels :
- No
- Package Shape :
- RECTANGULAR
- ROM Programmability :
- Flash
- Series :
- AVR® ATtiny
- Core Processor :
- AVR
- Number of Terminals :
- 20
- Speed :
- 20MHz
- Core Architecture :
- AVR
- Max Operating Temperature :
- 85 °C
- Additional Feature :
- ALSO OPERATES AT 2.7 MINIMUM SUPPLY AT 10 MHZ
- Brand :
- Microchip Technology
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Width :
- 7.5 mm
- Tradename :
- AVR
- Product Type :
- 8-bit Microcontrollers - MCU
- Max Frequency :
- 20 MHz
- Watchdog Timer :
- yes
- Memory Type :
- Flash
- Voltage - Supply (Vcc/Vdd) :
- 2.7V~5.5V
- Number of I/O :
- 16
- DMA Channels :
- No
- Min Operating Temperature :
- -40 °C
- Data Converters :
- A/D 11x10b
- PWM Channels :
- yes
- Data Bus Width :
- 8B
- Reach Compliance Code :
- Compliant
- Product Category :
- 8-bit Microcontrollers - MCU
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- JESD-30 Code :
- R-PDSO-G20
- Min Supply Voltage :
- 2.7 V
- Interface :
- I2C, LIN, SPI, UART, USART
- Bit Size :
- 8
- Terminal Finish :
- Matte Tin (Sn)
- Supply Voltage :
- 5V
- Terminal Form :
- Gull wing
- Base Product Number :
- ATtiny861
- Manufacturer :
- Microchip
- CPU Family :
- AVR RISC
- Temperature Grade :
- Industrial
- Contact Plating :
- Tin
- Number of Timers/Counters :
- 2
- Connectivity :
- USI
- RAM Size :
- 512 x 8
- Supply Voltage-Min (Vsup) :
- 4.5V
- Memory Size :
- 8kB
- Data Converter :
- A/D 11x10b
- Interfaces :
- USI
- Base Part Number :
- ATtiny861
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Published :
- 2010
- Mounting Type :
- Surface Mount
- JESD-609 Code :
- e3
- Datasheets
- ATTINY861-20SUR
ATTINY861-20SUR Documents

Microcontrollers Microchip Technology ATTINY861-20SUR Overview
The Microcontrollers Microchip Technology ATTINY861-20SUR is a high-performance, low-power AVR 8-bit microcontroller that utilizes advanced RISC architecture. With 8KB of in-system programmable flash, this microcontroller is designed to support complex digital operations in demanding applications. Its versatility is enhanced by 512-Bytes of EEPROM, 512-Bytes SRAM, and a wide range of peripherals. This robust component is packaged in a compact 20-SOIC form factor, making it ideal for space-constrained applications while providing ample functionality for a broad array of complex electronic circuits.
ATTINY861-20SUR Features
- 8-bit high-performance AVR microcontroller
- 8KB ISP flash memory with read-while-write capabilities
- Advanced RISC architecture for efficient processing
- 512 Bytes EEPROM, 512 Bytes SRAM
- Operating voltages between 2.7V and 5.5V
- High precision 10-bit Analog to Digital Converter (ADC)
- Multiple programmable serial USART interfaces
- 20-pin SOIC package for reduced footprint
ATTINY861-20SUR Applications
- Consumer Electronics: Used in smart home devices and entertainment systems to control functionalities and improve user interfaces.
- Automotive Applications: Serves as a controller within embedded systems for automotive sensor management and dashboard displays.
- Industrial Control: Operates as a smart controller in factory automation machines, offering precision and robustness in control processes.
- Wearable Technology: Provides the brain for wearable devices, managing sensor data integration and device communications effectively.
- Internet of Things (IoT): Acts as a central unit in IoT devices, facilitating communication and data processing between various connected components.
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