IC MCU 8BIT 4KB FLASH 8SOIC Product overview: ATTINY45-20SI 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, 4KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 8BIT, 4KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATTINY45-20SI can be used for catalog matching and distributor lookup.
Manufacturer: Microchip Technology
Win Source Part Number: 1020571-ATTINY45-20S
Packaging: Tube/Rail
Core Processor: AVR
Number of I/O: 6
Program Memory Size: 4KB (2K x 16)
Program Memory Type: FLASH
EEPROM Size: 256 x 8
Data Converters: A/D 4x10b
Categories: Integrated Circuits
Status: Obsolete(EOL)
Temperature Range - Operating: -40°C to 85°C (TA)
Case / Package: 8-SOIC
Speed(Frequency): 20MHz
Supply Voltage - Operating: 2.7 V to 5.5 V
Part Core Size: 8-Bit
Data RAM Size: 256 x 8
Popularity: Medium
Fake Threat In the Open Market: 43 pct.
Supply and Demand Status: Balance
Application Field: Used in Sensing & Instrumentation
AVR AVR® ATtiny, Functional Safety (FuSa) Microcontroller IC 8-Bit 20MHz 4KB (2K x 16) FLASH 8-SOIC
AVR AVR® ATtiny, Functional Safety (FuSa) Microcontroller IC 8-Bit 20MHz 4KB (2K x 16) FLASH 8-SOIC
IC MCU 8BIT 4KB FLASH 8SOIC
IC MCU 8BIT 4KB FLASH 8SOIC
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Quarktwin Technology Ltd. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-ATTINY45-20SI | 1020571-ATTINY45-20SI | ATTINY45-20SI-ND | ATTINY45-20SI | ATTINY45-20SI | ATTINY45-20SI |
| Product Name | 8-bit 8BIT 4KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - ATTINY45-20SI | Microcontrollers | Microcontrollers | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit; 8-Bit | |
| RAM | 0.2560 KB | 4 KB | 0.2560 KB | 0.2560 KB | 256 KB | |
| Supply Voltage | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 5.5 to 2.7 volts | ||
| Package Type | Other; Tube | SOIC; Other; 8-SOIC | SOIC; Other; "8-SOIC (0.209"", 5.30mm Width)" | SOIC; Other; 8-SOIC (0.209\", 5.30mm Width) | SOIC | |
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
