ATTINY261A-SUR
- Mfr.Part #
- ATTINY261A-SUR
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 2KB FLASH 20SOIC
- Stock
- 25,455
- In Stock :
- 25,455
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Base Part Number :
- ATtiny261A
- Bit Size :
- 8
- Product Status :
- Active
- RAM Size :
- 128 x 8
- Number of Terminations :
- 20
- Maximum Operating Temperature :
- + 85 C
- Mounting Style :
- SMD/SMT
- Product :
- MCU
- Number of I/O :
- 16
- Speed :
- 20MHz
- PWM Channels :
- yes
- Terminal Finish :
- Matte Tin (Sn)
- CPU Family :
- AVR RISC
- Package Shape :
- RECTANGULAR
- Reach Compliance Code :
- Compliant
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Seated Height-Max :
- 2.65 mm
- JESD-30 Code :
- R-PDSO-G20
- Radiation Hardening :
- No
- Program Memory Size :
- 2KB 1K x 16
- Interfaces :
- SPI
- Supply Current-Max :
- 7 mA
- Tradename :
- AVR
- EEPROM Size :
- 128 x 8
- JESD-609 Code :
- e3
- Data Bus Width :
- 8B
- Power Supplies :
- 2/5 V
- Data Converter :
- A/D 11x10b
- RAM (bytes) :
- 128
- Core Processor :
- AVR
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Packaging :
- Tape and Reel (TR)
- Interface Type :
- Serial
- Core Size :
- 8-Bit
- Package :
- Tape and Reel (TR);Cut Tape (CT);Digi-Reel®;
- Connectivity :
- USI
- Product Category :
- 8-bit Microcontrollers - MCU
- Frequency :
- 20MHz
- Interface :
- SPI
- Minimum Operating Temperature :
- - 40 C
- Terminal Pitch :
- 1.27 mm
- DAC Channels :
- No
- DMA Channels :
- No
- Data Converters :
- A/D 11x10b
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Manufacturer :
- Microchip
- Terminal Form :
- Gull wing
- Supply Voltage :
- 5V
- Brand :
- Microchip Technology
- Qualification Status :
- Not Qualified
- ROM Programmability :
- Flash
- RoHS :
- Details
- Base Product Number :
- ATTINY261
- Factory Lead Time :
- 3 Weeks
- Series :
- AVR® ATtiny
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- RoHS Status :
- ROHS3 Compliant
- Additional Feature :
- ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ; AND 2.7V MINIMUM SUPPLY AT 10 MHZ
- Program Memory Type :
- Flash
- Mounting Type :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 4.5V
- Watchdog Timer :
- yes
- Number of ADC Channels :
- 11 Channel
- Mount :
- Surface Mount
- ROM (words) :
- 1024
- Contact Plating :
- Tin
- Number of Timers/Counters :
- 2
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Number of Terminals :
- 20
- Has ADC :
- yes
- Temperature Grade :
- Industrial
- Oscillator Type :
- Internal
- Memory Size :
- 2kB
- Supply Voltage-Max (Vsup) :
- 5.5V
- Pbfree Code :
- yes
- Published :
- 1997
- Width :
- 7.5 mm
- Supplier Device Package :
- 20-SOIC
- Length :
- 12.8 mm
- Surface Mount :
- yes
- Terminal Position :
- Dual
- Number of I/Os :
- 16 I/O
- Product Type :
- 8-bit Microcontrollers - MCU
- Operating Temperature :
- -40°C~85°C TA
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Number of Pins :
- 20
- Peak Reflow Temperature (Cel) :
- 250
- Device Core :
- AVR
- Number of I/O Lines :
- 16
- Datasheets
- ATTINY261A-SUR
ATTINY261A-SUR Documents

Microcontrollers Microchip Technology ATTINY261A-SUR Overview
The Microcontrollers Microchip Technology ATTINY261A-SUR is a highly efficient and versatile 8-bit microcontroller from Microchip Technology, designed to cater to a wide array of embedded applications. This compact yet powerful MCU features 2KB of flash memory and is housed in a 20-SOIC package, offering an optimal balance between functionality and footprint. Ideal for developers looking for a robust solution in small-scale implementations, the ATTINY261A-SUR supports various automation and control systems, making it a prime choice for bulk purchases by businesses aiming to integrate reliable and cost-effective microcontrollers into their products.
ATTINY261A-SUR Features
The ATTINY261A-SUR microcontroller offers several key features that enhance its usability and performance in embedded systems applications. These include an advanced RISC architecture, which allows for fast processing and low power consumption. Its 2KB of onboard flash memory is complemented by 128 bytes of EEPROM and 128 bytes of SRAM, ensuring sufficient space for critical application code and data storage. Additionally, the MCU supports a wide voltage range and multiple programmable I/O options, making it highly adaptable to varying electronic environmental conditions and system requirements.
ATTINY261A-SUR Applications
- Consumer Electronics: Utilized in smart home devices like thermostats and remote controls, the ATTINY261A-SUR provides efficient processing capabilities that are essential for handling user inputs and system outputs seamlessly.
- Automotive Applications: In car entertainment and information systems, this MCU plays a crucial role in enhancing the responsiveness and reliability of user interfaces and connectivity solutions.
- Industrial Control: The ATTINY261A-SUR is ideal for small-scale automation projects, such as sensor monitoring and machine control systems, where its robustness and programmability directly contribute to enhanced operational efficiency and reliability.
- Wearable Technology: Employed in devices like fitness trackers and smartwatches, this microcontroller manages sensor data integration and user interface updates, ensuring smooth and power-efficient operations.
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