C8051F121 The Silicon Labs C8051F121 is an 8-bit microcontroller based on the 8051 core, operating at up to 100 MHz. It offers 128KB of FLASH program memory and 8.25KB of RAM.
Mfr Part #:

C8051F121

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs C8051F121 is an 8-bit microcontroller based on the 8051 core, operating at up to 100 MHz. It offers 128KB of FLASH program memory and 8.25KB of RAM.
✓ Total Stock: 10 pcs

C8051F121 Available from 1 distributor

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C8051F121 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
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Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
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C8051F121 Description

Short technical summary and product information.

The C8051F121 from Silicon Labs is a high-speed 8-bit microcontroller featuring a pipelined 8051 CPU capable of up to 100 MIPS throughput. It includes 128KB of in-system programmable FLASH memory and 8.25KB of internal data RAM.

 

This MCU integrates a variety of analog and digital peripherals, including a 10 or 12-bit SAR ADC with up to 100 ksps throughput, two 12-bit DACs, and two analog comparators. It also features a built-in temperature sensor, VDD monitor, and watchdog timer, making it a versatile System-on-a-Chip solution.

 

Designed for embedded applications, the C8051F121 supports multiple communication interfaces such as SMBus (I2C compatible), SPI, and UART. It operates over a voltage range of 3V to 3.6V and is available in a 64-TQFP package suitable for surface mounting.

 

The device supports on-chip JTAG debugging and IEEE1149.1 compliant boundary scan, facilitating efficient development and in-system debugging. The FLASH memory can be reprogrammed in-circuit, allowing for firmware updates in the field.

C8051F121 Quick Information

Product Type: Microcontroller
Canonical Name: Silicon Labs C8051F121 8-Bit Microcontroller
Subcategory: 8-bit Microcontrollers

C8051F121 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

C8051F121 Features

  • High-speed 8051 microcontroller core.
  • 100 MHz clock speed with 100 MIPS throughput.
  • 128KB on-chip FLASH program memory.
  • 8.25KB internal data RAM.
  • Integrated 10/12-bit ADC and 12-bit DACs.

C8051F121 Applications

  • Suitable for embedded control systems.
  • Ideal for data acquisition applications.
  • Used in industrial automation systems.
  • Applicable for smart home devices.

C8051F121 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the C8051F121?

The C8051F121 operates within a voltage range of 3V to 3.6V.

What package type is the C8051F121 available in?

The C8051F121 is available in a 64-TQFP package.

What is the operating temperature range of the C8051F121?

The operating temperature range for the C8051F121 is -40°C to 85°C (TA).

What is the RoHS status of the C8051F121?

The C8051F121 is RoHS3 Compliant.

What is the MSL rating for the C8051F121?

The Moisture Sensitivity Level (MSL) for the C8051F121 is 1 Unlimited.

What is the program memory size of the C8051F121?

The C8051F121 has 128KB (128K x 8) of FLASH program memory.

What is the RAM size of the C8051F121?

The C8051F121 has 8.25K x 8 of internal data RAM.

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