Microchip ATTINY861A-PU, 8 bit AVR, ATTINY861A Microcontroller, 20 MHz, 8kB FLASH, 20-Pin PDIP

RS Stock No.:: 133-1682
Mfr. Part No.:: ATTINY861A-PU
Manufacturer:: Microchip

Microchip ATTINY861A-PU, 8 bit AVR, ATTINY861A Microcontroller, 20 MHz, 8kB FLASH, 20-Pin PDIP

Bulk discount available

Subtotal (1 pack of 5 units)*

€8.88

(exc. VAT)

€10.92

(inc. VAT)

In Stock

10 unit(s) ready to ship from another location
Plus 540 unit(s) shipping from 27 January 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Pack*
5 - 20	€1.776	€8.88
25 - 95	€1.724	€8.62
100 +	€1.66	€8.30

*price indicative

RS Stock No.:: 133-1682
Mfr. Part No.:: ATTINY861A-PU
Manufacturer:: Microchip

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Microchip
	Family Name	ATtiny861
	Package Type	PDIP
	Mounting Type	Through Hole
	Pin Count	20
	Device Core	AVR
	Data Bus Width	8bit
	Program Memory Size	8 kB
	Maximum Frequency	20MHz
	RAM Size	512 B
	USB Channels	0
	Number of PWM Units	1
	Number of SPI Channels	1
	Number of CAN Channels	0
	Number of USART Channels	0
	Number of I2C Channels	1
	Number of UART Channels	0
	Typical Operating Supply Voltage	1.8 → 5.5 V
	ADCs	11 x 10 bit
	Length	25.98mm
	Pulse Width Modulation	1 (6 Channel)
	Number of PCI Channels	0
	Number of LIN Channels	0
	Height	4.95mm
	Dimensions	25.98 x 7.11 x 4.95mm
	Maximum Number of Ethernet Channels	0
	Instruction Set Architecture	RISC
	Minimum Operating Temperature	-40 °C
	Program Memory Type	Flash
	Maximum Operating Temperature	+85 °C
	Width	7.112mm
	Number of Ethernet Channels	0
	Number of ADC Units	1

	Select all
	Brand Microchip
	Family Name ATtiny861
	Package Type PDIP
	Mounting Type Through Hole
	Pin Count 20
	Device Core AVR
	Data Bus Width 8bit
	Program Memory Size 8 kB
	Maximum Frequency 20MHz
	RAM Size 512 B
	USB Channels 0
	Number of PWM Units 1
	Number of SPI Channels 1
	Number of CAN Channels 0
	Number of USART Channels 0
	Number of I2C Channels 1
	Number of UART Channels 0
	Typical Operating Supply Voltage 1.8 → 5.5 V
	ADCs 11 x 10 bit
	Length 25.98mm
	Pulse Width Modulation 1 (6 Channel)
	Number of PCI Channels 0
	Number of LIN Channels 0
	Height 4.95mm
	Dimensions 25.98 x 7.11 x 4.95mm
	Maximum Number of Ethernet Channels 0
	Instruction Set Architecture RISC
	Minimum Operating Temperature -40 °C
	Program Memory Type Flash
	Maximum Operating Temperature +85 °C
	Width 7.112mm
	Number of Ethernet Channels 0
	Number of ADC Units 1

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Small, most compact package for applications where size is critical

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Fast and code efficient

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1.8V to 5.5V operation (0.7V operation for ATtiny43U)

Microchip ATTINY861A-PU, 8 bit AVR, ATTINY861A Microcontroller, 20 MHz, 8kB FLASH, 20-Pin PDIP

8-Bit PicoPower tinyAVR® Microcontrollers

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