ATTINY861A-PU
- Mfr.Part #
- ATTINY861A-PU
- Manufacturer
- Atmel (Microchip Technology)
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 20DIP
- Stock
- 4,855
- In Stock :
- 4,855
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- Manufacturer :
- Atmel (Microchip Technology)
- Product Category :
- Microcontrollers
- Package :
- Tube
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Qualification :
- -
- Qualification Status :
- Not Qualified
- EEPROM Size :
- 512 x 8
- Mounting Type :
- Through Hole
- Base Product Number :
- ATtiny861
- Number of Timers/Counters :
- 2
- Product Status :
- Active
- Supply Voltage-Min (Vsup) :
- 4.5V
- Tradename :
- AVR
- Memory Type :
- Flash
- Speed :
- 20MHz
- Factory Lead Time :
- 7 Weeks
- Supply Voltage-Max (Vsup) :
- 5.5V
- Maximum Operating Temperature :
- +85 °C
- Product Type :
- 8-bit Microcontrollers - MCU
- Oscillator Type :
- Internal
- Product Category :
- 8-bit Microcontrollers - MCU
- Core Processor :
- AVR
- Program Memory Type :
- Flash
- DMA Channels :
- No
- Power Supplies :
- 2/5 V
- Package Shape :
- RECTANGULAR
- Temperature Grade :
- Industrial
- Dimensions :
- 25.98 x 7.11 x 4.95mm
- Number of I/O :
- 16
- Supply Voltage :
- 5V
- RAM (bytes) :
- 512
- Number of SPI Channels :
- 2
- Core Size :
- 8-Bit
- Program Memory Size :
- 8KB 4K x 16
- Lead Free :
- Lead Free
- Brand :
- Microchip Technology / Atmel
- Watchdog Timer :
- yes
- Published :
- 1997
- RAM Size :
- 512 x 8
- Data Converters :
- A/D 11x10b
- Reach Compliance Code :
- Compliant
- Mounting Style :
- Through Hole
- Typical Operating Supply Voltage :
- 1.8 → 5.5 V
- Interfaces :
- SPI
- Seated Height-Max :
- 5.334 mm
- Terminal Position :
- Dual
- Min Operating Temperature :
- -40 °C
- ROM (words) :
- 8192
- Series :
- AVR® ATtiny
- Pbfree Code :
- yes
- Voltage - Supply (Vcc/Vdd) :
- 1.8V~5.5V
- Device Core :
- AVR
- Width :
- 7.11mm
- Terminal Pitch :
- 2.54 mm
- Supplier Device Package :
- 20-PDIP
- Peripherals :
- Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
- Core Architecture :
- AVR
- Bit Size :
- 8
- Schedule B :
- 8542310000, 8542310000/8542310000, 8542310000/8542310000/8542310000, 8542310000/8542310000/8542310000/8542310000
- MSL :
- -
- Packaging :
- Tube
- Number of I/Os :
- 16
- Data Converter :
- A/D 11x10b
- DAC Channels :
- No
- REACH SVHC :
- No SVHC
- Additional Feature :
- ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ; AND 2.7V MINIMUM SUPPLY AT 10 MHZ
- Number of ADC Channels :
- 11
- Max Operating Temperature :
- 85 °C
- Number of I/O Lines :
- 16
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~85°C TA
- Max Frequency :
- 20 MHz
- CPU Family :
- AVR RISC
- Base Part Number :
- ATTINY861A
- Number of Terminals :
- 20
- Pin Count :
- 20
- Terminal Form :
- THROUGH-HOLE
- Supply Current-Max :
- 7 mA
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Memory Size :
- 8kB
- Contact Plating :
- Tin
- Height :
- 5.334mm
- Min Supply Voltage :
- 1.8 V
- Number of Terminations :
- 20
- ROM Programmability :
- Flash
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Number of Programmable I/O :
- 16
- JESD-30 Code :
- R-PDIP-T20
- Minimum Operating Temperature :
- -40 °C
- Connectivity :
- USI
- Number of I2C Channels :
- 1
- Max Supply Voltage :
- 5.5 V
- PWM Channels :
- yes
- Family Name :
- ATtiny861
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mount :
- Through Hole
- Surface Mount :
- No
- Length :
- 25.98mm
- Package Type :
- PDIP
- Interface :
- SPI
- Interface Type :
- SPI
- RoHS :
- Compliant
- Product :
- MCU
- Has ADC :
- yes
- Manufacturer :
- Microchip
- Frequency :
- 20MHz
- Number of PWM Channels :
- 3
- Instruction Set Architecture :
- RISC
- Number of Pins :
- 20
- Data Bus Width :
- 8B
- Datasheets
- ATTINY861A-PU
ATTINY861A-PU Documents

Microcontrollers Atmel (Microchip Technology) ATTINY861A-PU Overview
The ATTINY861A-PU from Atmel, now part of Microchip Technology, is a high-performance microcontroller designed to meet the demanding needs of modern embedded systems. This device integrates a robust 8-bit AVR processor with 8KB of in-system programmable flash memory. The ATTINY861A-PU's architecture is optimized for the Microcontrollers category, delivering efficient power management and reliable operation in a variety of applications. Known for its ease of integration and scalability, this microcontroller is an ideal choice for developers looking to enhance their systems with advanced control capabilities and improved power efficiency.
ATTINY861A-PU Features
The ATTINY861A-PU boasts a comprehensive feature set that enhances its functionality and versatility:
- 8-bit AVR Microcontroller
- 8KB ISP flash memory
- 512-Bytes EEPROM
- 512-Bytes SRAM
- Up to 16 MIPS throughput at 16 MHz
- Extensive peripheral set including ADCs, PWM channels, and multiple communication interfaces
- 20-pin DIP package for easy handling and assembly
- Low power consumption modes for energy-sensitive applications
ATTINY861A-PU Applications
- Consumer Electronics: Used in smart home devices, entertainment systems, and personal gadgets, leveraging its low power consumption and high integration capabilities to provide optimal performance and user experience.
- Automotive Applications: Employs its robust I/O capabilities in vehicle control systems, such as lighting and interior electronics, contributing to safer and more efficient vehicle operation.
- Industrial Control: In automation systems, the ATTINY861A-PU is utilized for its precise control and reliability, managing processes and machinery with fine-tuned electronic oversight.
- Wearable Technology: Fits perfectly into compact, battery-powered wearable devices, supporting functionalities like activity tracking and mobile notifications with its efficient power management features.
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