8-Bit MCU, 50MHz, 64KB FLASH, QFN, 25 I/O, 1.8-5.25V Product overview: C8051F503-IM 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, 64KB, 5.25V, QFN. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 8-bit, 50MHz, 64KB, 5.25V. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-C8051F503-IM can be used for catalog matching and distributor lookup.
Manufacturer: Silicon Labs
Win Source Part Number: 865682-C8051F503-IM
Series: C8051F50x
Operating Temperature Range: -40°C ~ 125°C (TA)
Features: 8051 series Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-QFN (5x5)
Core Processor: 8051
Speed: 50MHz
Package: Tube
Package: 32-VFQFN Exposed Pad
Mounting: Surface Mount
Core Size: 8-Bit
Connectivity: SMBus (2-Wire/I2C), SPI, UART/USART
Peripherals: POR, PWM, Temp Sensor, WDT
Number of I/O: 25
Program Memory Size: 64KB (64K x 8)
Program Memory Type: FLASH
Data Converters: A/D 25x12b
Oscillator Type: Internal
Supply Voltage: 1.8V ~ 5.25V
Family Name: C8051F503
Categories: Integrated Circuits (ICs)
Case / Package: 32-QFN (5x5)
ECCN: 3A991A2
Popularity: Medium
Fake Threat In the Open Market: 74 pct.
Supply and Demand Status: Limited
Quantity per package: 73
MSL Level: 1 (Unlimited)
Estimated Pruduction Lead Time: 19 Weeks
HTSUS: 8542.31.0001
Other Part Number: 336-1517-5, C8051F503IM
8051 C8051F50x Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-QFN (5x5)
8051 C8051F50x Microcontroller IC 8-Bit 50MHz 64KB (64K x 8) FLASH 32-QFN (5x5)
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V 8-bit MCU
IC MCU 8BIT 64KB FLASH 32QFN
IC MCU 8BIT 64KB FLASH 32QFN
| 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-C8051F503-IM | 865682-C8051F503-IM | 336-1517-5-ND | C8051F503-IM | C8051F503-IM | C8051F503-IM | C8051F503-IM |
| Product Name | 8-bit 50MHz 64KB 5.25V Embedded Microcontroller MCU | Embedded - Embedded - Microcontrollers - C8051F503-IM | 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 | |
| RAM | 4.25 KB | 64 KB | 4.25 KB | 4.25 KB | 4.25 KB | ||
| Supply Voltage | 1.8 to 5.25 volts | 1.8 to 5.25 volts | 1.8 to 5.25 volts | 5.25 volts | |||
| Serial Interface | I2C, SPI, UART, USART, SMBus, 2-Wire | SPI; UART; USART | |||||
| Package Type | Other; QFN | Other; 32-QFN (5x5) | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad |
