8-bit MCU, 50MHz, 16KB Flash, 2.25KB RAM, 24-Pin QFN EP, SMT Product overview: C8051F557-IMR from Silicon Labs 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, 50MHz, 16KB, 2.25KB, QFN. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 50MHz, 16KB, 2.25KB. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-C8051F557-IMR can be used for catalog matching and distributor lookup.
Manufacturer: Silicon Labs
Win Source Part Number: 202166-C8051F557-IMR
Packaging: Reel - TR
Core Processor: 8051
Number of I/O: 18
Program Memory Size: 16KB (16K x 8)
Program Memory Type: FLASH
Data Converters: A/D 18x12b
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TA)
Case / Package: 24-QFN (4x4)
Speed(Frequency): 50MHz
Supply Voltage - Operating: 1.8 V to 5.25 V
Part Core Size: 8-Bit
Data RAM Size: 2.25K x 8
Popularity: Medium
Fake Threat In the Open Market: 36 pct.
Supply and Demand Status: Limited
8051 C8051F55x Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 24-QFN (4x4)
8051 C8051F55x Microcontroller IC 8-Bit 50MHz 16KB (16K x 8) FLASH 24-QFN (4x4)
8-bit Microcontrollers - MCU 50 MIPS, 16 kB, 2 kB, SPI, UART, I2C, QFN24
IC MCU 8BIT 16KB FLASH 24QFN
IC MCU 8BIT 16KB FLASH 24QFN
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Quarktwin Technology Ltd. | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 685-C8051F557-IMR | 202166-C8051F557-IMR | C8051F557-IMR-ND | C8051F557-IMR | C8051F557-IMR | C8051F557-IMR | C8051F557-IMR |
| Product Name | 8-bit 50MHz 16KB 2.25KB Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - C8051F557-IMR | Microcontrollers | Microcontrollers | 8-bit Microcontrollers - MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers |
| Data Bus | 8 Bit | 8 Bit | 8 Bit | 8 Bit; 8-Bit | 8 Bit | 8 Bit; 8-Bit | |
| Clock Speed | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | ||
| RAM | 2.25 KB | 16 KB | 2.25 KB | 2.25 KB | 2.25 KB | ||
| Serial Interface | I2C/SMBus/SPI/UART | SPI; UART; USART | |||||
| Package Type | Other; QFN EP | Other; 24-QFN (4x4) | Other; 24-WFQFN Exposed Pad | Other; 24-WFQFN Exposed Pad | Other; 24-WFQFN Exposed Pad |
