The ATTINY861-20SUR is an 8-bit microcontroller from Quarktwin Technology Ltd. featuring a high-performance, low-power AVR architecture. It operates at a voltage range of 2.7 to 5.5V and supports clock speeds up to 20 MHz. The microcontroller includes 8KB of in-system programmable Flash memory, 512 bytes of EEPROM, and 512 bytes of SRAM, with endurance ratings of 10,000 and 100,000 write/erase cycles, respectively. This device is equipped with a variety of peripherals, including an 8/16-bit timer/counter, a 10-bit ADC with multiple channels, and three high-frequency PWM outputs. It also features a debugWIRE on-chip debug system, programmable watchdog timer, and various low-power modes, making it suitable for energy-efficient applications. The ATTINY861-20SUR is available in multiple package types, including a 20-pin SOIC, and is designed for industrial temperature ranges from -40¬8C to +85¬8C.
IC MCU 8BIT 8KB FLASH 20SOIC Product overview: ATTINY861-20SUR from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 8-bit, 8BIT, 8KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 8KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATTINY861-20SUR can be used for catalog matching and distributor lookup.
Manufacturer: Microchip Technology
Win Source Part Number: 758990-ATTINY861-20S
Packaging: Reel
Mounting Style: SMD
Core Processor: AVR
Speed: 20MHz
Connectivity: USI
Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Size: 8KB (4K x 16)
Program Memory Type: FLASH
EEPROM Size: 512 x 8
Data Converters: A/D 11x10b
Supply Voltage: 2.7V ~ 5.5V
Family Name: ATtiny861
Categories: Integrated Circuits
Supplier Device Package: 20-SOIC
Temperature Range - Operating: -40°C ~ 85°C
Manufacturer Package: 20-SOIC
Alternative Parts (Cross-Reference): CY7C63001A-SXC; CY7C63001C-SXC; CY7C63001C-SXCT;
Introduction Date: May 02, 1997
ECCN: EAR99
Country of Origin: China ,Philippines ,Taiwan
Estimated EOL Date: 2023
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 34 pct.
Supply and Demand Status: Balance
Family Part Number: ATTINY861
Manufacturer Pack Quantity: 1
MSL Level: 2 (1 Year)
Data Bus Width: 8-Bit
The number of I/O: 16
Date RAM Size: 512 x 8
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| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | DigiKey | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ATTINY861-20SUR | 758990-ATTINY861-20SUR | ATTINY861-20SUR | ATTINY861-20SURTR-ND | ATTINY861-20SUR | ATTINY861-20SUR | ATTINY861-20SUR | ATTINY861-20SUR |
| Product Name | 8-bit 8BIT 8KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - ATTINY861-20SUR | Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit | 8 Bit; 8-Bit | |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | ||
| RAM | 0.5120 KB | 8 KB | 0.5120 KB | 0.5120 KB | 512 KB | 0.5120 KB | ||
| Supply Voltage | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 5.5 volts | |||
| Serial Interface | USI | USI |
