Microchip, 8bit AVR, ATtiny861 Microcontroller, 20MHz, 8 kB Flash, 20-Pin PDIP

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

Microchip, 8bit AVR, ATtiny861 Microcontroller, 20MHz, 8 kB Flash, 20-Pin PDIP

Bulk discount available

Subtotal (1 pack of 5 units)*

HK$78.90

FREE delivery for orders over HK$250.00

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 - 5	HK$15.78	HK$78.90
10 - 20	HK$15.46	HK$77.30
25 +	HK$15.16	HK$75.80

*price indicative

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

Specifications

Product overview and 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 USART Channels	0
	Number of CAN Channels	0
	Number of UART Channels	0
	Number of I2C Channels	1
	Typical Operating Supply Voltage	1.8 → 5.5 V
	Program Memory Type	Flash
	Number of Ethernet Channels	0
	Minimum Operating Temperature	-40 °C
	Length	25.98mm
	Number of ADC Units	1
	ADCs	11 x 10 bit
	Maximum Operating Temperature	+85 °C
	Dimensions	25.98 x 7.11 x 4.95mm
	Width	7.112mm
	Height	4.95mm
	Maximum Number of Ethernet Channels	0
	Pulse Width Modulation	1 (6 Channel)
	Number of PCI Channels	0
	Number of LIN Channels	0
	Instruction Set Architecture	RISC

	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 USART Channels 0
	Number of CAN Channels 0
	Number of UART Channels 0
	Number of I2C Channels 1
	Typical Operating Supply Voltage 1.8 → 5.5 V
	Program Memory Type Flash
	Number of Ethernet Channels 0
	Minimum Operating Temperature -40 °C
	Length 25.98mm
	Number of ADC Units 1
	ADCs 11 x 10 bit
	Maximum Operating Temperature +85 °C
	Dimensions 25.98 x 7.11 x 4.95mm
	Width 7.112mm
	Height 4.95mm
	Maximum Number of Ethernet Channels 0
	Pulse Width Modulation 1 (6 Channel)
	Number of PCI Channels 0
	Number of LIN Channels 0
	Instruction Set Architecture RISC

8-Bit PicoPower tinyAVR® Microcontrollers

Atmel's tinyAVR® devices are optimized for applications that require performance, power efficiency, and ease-of-use in a small package. All picoPower devices are designed from the ground up for lowest possible power consumption.

Small, most compact package for applications where size is critical
Capacitive Touch
Fast and code efficient
High integration
1.8V to 5.5V operation (0.7V operation for ATtiny43U)

Microchip, 8bit AVR, ATtiny861 Microcontroller, 20MHz, 8 kB Flash, 20-Pin PDIP

FREE delivery for orders over HK$250.00

8-Bit PicoPower tinyAVR® Microcontrollers

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