ATTINY261A-SU
- Mfr.Part #
- ATTINY261A-SU
- Manufacturer
- Microchip Technology
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC MCU 8BIT 2KB FLASH 20SOIC
- Stock
- 24,731
- In Stock :
- 24,731
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Interface :
- SPI
- Number of Timers/Counters :
- 2
- Frequency :
- 20MHz
- Base Product Number :
- ATTINY261
- REACH SVHC :
- No SVHC
- Contact Plating :
- Tin
- Connectivity :
- USI
- Number of ADC Channels :
- 11
- Number of Pins :
- 20
- DAC Resolution :
- -
- Product Category :
- 8-bit Microcontrollers - MCU
- ROM (words) :
- 2048
- Surface Mount :
- yes
- Watchdog Timer :
- yes
- RoHS Status :
- ROHS3 Compliant
- Power Supplies :
- 2/5 V
- Factory Lead Time :
- 8 Weeks
- Pin Count :
- 20
- Core Size :
- 8-Bit
- RAM (bytes) :
- 128
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Width :
- 7.6mm
- JESD-609 Code :
- e3
- Interfaces :
- SPI
- Peak Reflow Temperature (Cel) :
- 250
- Minimum Operating Temperature :
- -40 °C
- Number of Terminals :
- 20
- RAM Size :
- 128 x 8
- Number of I/O Lines :
- 16
- Speed :
- 20MHz
- Pbfree Code :
- yes
- Manufacturer :
- Microchip
- Package Shape :
- RECTANGULAR
- Operating Temperature :
- -40°C~85°C TA
- Maximum Operating Temperature :
- +85 °C
- Number of I/Os :
- 16 I/O
- Series :
- AVR® ATtiny
- Number of PWM Channels :
- 3
- Supply Voltage-Min (Vsup) :
- 4.5V
- Product Type :
- 8-bit Microcontrollers - MCU
- Supplier Device Package :
- 20-SOIC
- Supply Current-Max :
- 7 mA
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Mounting Style :
- SMD/SMT
- Terminal Position :
- Dual
- Qualification :
- -
- Instruction Set Architecture :
- RISC
- Supply Voltage-Max (Vsup) :
- 5.5V
- Length :
- 13mm
- Memory Size :
- 2kB
- Published :
- 1997
- Core Processor :
- AVR
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Product Status :
- Active
- JESD-30 Code :
- R-PDSO-G20
- Packaging :
- Tube
- Base Part Number :
- ATtiny261A
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Terminal Finish :
- Matte Tin (Sn)
- Has ADC :
- yes
- Number of I2C Channels :
- 1
- Bit Size :
- 8
- Time@Peak Reflow Temperature-Max (s) :
- 40
- DAC Channels :
- No
- EEPROM Size :
- 128 x 8
- Brand :
- Microchip Technology / Atmel
- Additional Feature :
- ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ; AND 2.7V MINIMUM SUPPLY AT 10 MHZ
- Family Name :
- ATtiny261A
- DMA Channels :
- No
- Interface Type :
- I2C, SPI
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of I/O :
- 16
- Mount :
- Surface Mount
- Height :
- 2.35mm
- Package :
- Tube
- Reach Compliance Code :
- Compliant
- Program Memory Type :
- Flash
- Package Type :
- SOIC
- Mounting Type :
- Surface Mount
- MSL :
- MSL 3 - 168 hours
- Terminal Form :
- Gull wing
- Supply Voltage :
- 5V
- Data Converter :
- A/D 11x10b
- Data Converters :
- A/D 11x10b
- Terminal Pitch :
- 1.27 mm
- Program Memory Size :
- 2KB 1K x 16
- RoHS :
- Details
- Temperature Grade :
- Industrial
- Number of Terminations :
- 20
- CPU Family :
- AVR RISC
- Dimensions :
- 13 x 7.6 x 2.35mm
- Oscillator Type :
- Internal
- Qualification Status :
- Not Qualified
- Data Bus Width :
- 8B
- Device Core :
- AVR
- Tradename :
- AVR
- ROM Programmability :
- Flash
- Product :
- MCU
- Seated Height-Max :
- 2.65 mm
- PWM Channels :
- yes
- Datasheets
- ATTINY261A-SU
ATTINY261A-SU Documents

Microcontrollers Microchip Technology ATTINY261A-SU Overview
The Microcontrollers Microchip Technology ATTINY261A-SU is a compact, high-performance microcontroller featuring an 8-bit AVR processor. It is designed by Microchip Technology, a leader in integrated circuit technologies, ensuring both reliability and high functionality. This microcontroller is specifically crafted for applications requiring a small form factor, low power consumption, and significant on-board capabilities, such as 2KB of flash memory and multiple interface options. Its versatility makes it an ideal choice for advanced control systems and smart connected devices in an industrial setting.
ATTINY261A-SU Features
The ATTINY261A-SU boasts a range of features designed to support complex digital functionalities while maintaining low power usage and cost-effectiveness. Key features include 2KB of ISP flash memory, 128B of EEPROM, and 128B SRAM. It operates between 1.8V to 5.5V, allowing flexibility in varying power environments, and includes peripherals such as analog comparator, and multiple communication interfaces. The device's 20-pin SOIC package enables streamlined integration into a variety of hardware setups.
ATTINY261A-SU Applications
- Consumer Electronics: Utilized in smart home devices such as sensors and remote controllers, enhancing functionality through its low-power operation and compact size.
- Industrial Automation: Employs in monitoring systems, where precise control and reliability are needed, the ATTINY261A-SU provides effective processing capabilities within compact industrial components.
- Automotive Applications: Integrated into automotive subsystems for control and monitoring purposes, ensuring robust performance under varying environmental conditions.
- Wearable Technology: Due to its small size and efficiency, it is perfectly suited for wearables, supporting functionalities like activity tracking and personalized settings.
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