Datasheets
ATTINY861A-SU by:

RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20, 0.300 INCH, GREEN, PLASTIC, MS-013AC, SOIC-20

Part Details for ATTINY861A-SU by Atmel Corporation

Results Overview of ATTINY861A-SU by Atmel Corporation

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ATTINY861A-SU Information

ATTINY861A-SU by Atmel Corporation is a Microcontroller.
Microcontrollers are under the broader part category of Microcontrollers and Processors.

Microcontrollers (MCUs) are small, low-power integrated circuits used to control embedded systems. Microcontrollers are primarily used to automate and control devices. Read more about Microcontrollers and Processors on our Microcontrollers and Processors part category page.

Price & Stock for ATTINY861A-SU

Part # Distributor Description Stock Price Buy
Vyrian Peripheral ICs 4091
RFQ

Part Details for ATTINY861A-SU

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ATTINY861A-SU Part Data Attributes

ATTINY861A-SU Atmel Corporation
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ATTINY861A-SU Atmel Corporation RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20, 0.300 INCH, GREEN, PLASTIC, MS-013AC, SOIC-20
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer ATMEL CORP
Part Package Code SOIC
Package Description SOIC-20
Pin Count 20
Reach Compliance Code compliant
HTS Code 8542.31.00.01
Core Architecture AVR
Device Core AVR
Clock Speed 20
Ram 0.5
Flash Memory 8
Can 0
Adc Channels 11
Adc Resolution 10
Has ADC YES
Additional Feature ALSO OPERATES AT 1.8V MINIMUM SUPPLY AT 4 MHZ; AND 2.7V MINIMUM SUPPLY AT 10 MHZ
Address Bus Width
Bit Size 8
Boundary Scan NO
CPU Family AVR RISC
Clock Frequency-Max 20 MHz
DAC Channels NO
DMA Channels NO
External Data Bus Width
Format FIXED POINT
Integrated Cache NO
JESD-30 Code R-PDSO-G20
Length 12.8 mm
Low Power Mode YES
Number of External Interrupts 2
Number of I/O Lines 16
Number of Terminals 20
Number of Timers 2
On Chip Data RAM Width 8
On Chip Program ROM Width 16
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
PWM Channels YES
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP20,.4
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Qualification Status Not Qualified
RAM (bytes) 512
ROM (words) 4096
ROM Programmability FLASH
Seated Height-Max 2.65 mm
Speed 20 MHz
Supply Current-Max 7 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 4.5 V
Supply Voltage-Nom 5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Width 7.5 mm
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC

Alternate Parts for ATTINY861A-SU

This table gives cross-reference parts and alternative options found for ATTINY861A-SU. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of ATTINY861A-SU, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
ATTINY861A-SU Microchip Technology Inc $1.4889 IC MCU 8BIT 8KB FLASH 20SOIC ATTINY861A-SU vs ATTINY861A-SU
ATTINY861A-SUR Microchip Technology Inc Check for Price IC MCU 8BIT 8KB FLASH 20SOIC ATTINY861A-SU vs ATTINY861A-SUR
ATTINY861A-SU-SL383 Atmel Corporation Check for Price Microcontroller ATTINY861A-SU vs ATTINY861A-SU-SL383
Part Number Manufacturer Composite Price Description Compare
ATTINY826-MU Microchip Technology Inc $0.7949 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC20 ATTINY861A-SU vs ATTINY826-MU
ATTINY826-MUR Microchip Technology Inc $0.8750 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PQCC20 ATTINY861A-SU vs ATTINY826-MUR
ATTINY826-XUR Microchip Technology Inc $0.8750 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20 ATTINY861A-SU vs ATTINY826-XUR
ATTINY826-MF Microchip Technology Inc $0.9100 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQCC20 ATTINY861A-SU vs ATTINY826-MF
ATTINY826-XU Microchip Technology Inc $0.9307 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20 ATTINY861A-SU vs ATTINY826-XU
ATTINY826-SU Microchip Technology Inc $1.1755 RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20 ATTINY861A-SU vs ATTINY826-SU
ATTINY861A-SUR Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20, 0.300 INCH, GREEN, PLASTIC, MS-013AC, SOIC-20 ATTINY861A-SU vs ATTINY861A-SUR
ATTINY826-MFR Microchip Technology Inc Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PQCC20 ATTINY861A-SU vs ATTINY826-MFR
ATTINY826-XFR Microchip Technology Inc Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 16MHz, CMOS, PDSO20 ATTINY861A-SU vs ATTINY826-XFR
ATTINY861-20SU Atmel Corporation Check for Price RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PDSO20, 0.300 INCH, GREEN, PLASTIC, MS-013AC, SOIC-20 ATTINY861A-SU vs ATTINY861-20SU

ATTINY861A-SU Related Parts

ATTINY861A-SU Frequently Asked Questions (FAQ)

  • The maximum clock frequency for the ATTINY861A-SU is 20 MHz, but it can be overclocked to 24 MHz with a reduced voltage supply.

  • The BOD can be configured using the BODLEVEL fuse bits in the FUSE BYTE register. The BOD can be set to trigger at 2.7V, 2.9V, or 4.3V, or it can be disabled.

  • Yes, the ATTINY861A-SU can operate with a power supply voltage between 2.7V and 5.5V, including 3.3V. However, the maximum clock frequency may need to be reduced at lower supply voltages.

  • The internal oscillator can be enabled by setting the CKSEL fuses to '11' and the SUT fuses to '10'. The oscillator frequency can be calibrated using the OSCCAL register.

  • The maximum current that can be sourced or sunk by the I/O pins of the ATTINY861A-SU is 40mA per pin, with a total current limit of 200mA for all I/O pins combined.

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