C8051F120-GQ The Silicon Labs C8051F120-GQ is an 8-bit microcontroller featuring a 100MHz core speed and 128KB of FLASH program memory. It is supplied in a 100-TQFP package.
Mfr Part #:

C8051F120-GQ

Available from 2 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs C8051F120-GQ is an 8-bit microcontroller featuring a 100MHz core speed and 128KB of FLASH program memory. It is supplied in a 100-TQFP package.
✓ Total Stock: 6,232 pcs

C8051F120-GQ Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,216 pcs
6216 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
16 pcs
16 pcs On Request 1 On Request On Request On Request On Request 2026-02-23 21:33:16

C8051F120-GQ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Lead Spacing
Lead Style
Mounting Type
Number of I
Number of I/O
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Storage Temperature
Supplier Device Package
Tape & Reel
Voltage

C8051F120-GQ Description

Short technical summary and product information.

The C8051F120-GQ from Silicon Labs is an 8-bit microcontroller based on the 8051 core, operating at speeds up to 100MHz. It offers 128KB of FLASH program memory and 8.25KB of RAM, providing ample space for code and data.

 

This microcontroller includes a comprehensive set of analog peripherals, such as an 8x8-bit and 8x12-bit ADC, and two 12-bit DACs. Digital peripherals include EBI/EMI, SMBus (2-Wire/I²C), SPI, and UART/USART interfaces, along with standard peripherals like Brown-out Detect/Reset, POR, PWM, a temperature sensor, and a WDT. It features 64 I/O pins and an internal oscillator.

 

The device operates within a voltage range of 3V to 3.6V and has an operating temperature range of -40°C to 85°C. It is available in a 100-TQFP package suitable for surface mounting.

 

This part is RoHS3 compliant, though compliance data is unverified.

C8051F120-GQ Quick Information

Product Type: Microcontroller
Series: C8051F120/1/2/3/4/5/6/7
Canonical Name: C8051F120-GQ Microcontroller
Subcategory: 8-Bit

C8051F120-GQ Compliance

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

C8051F120-GQ Features

  • 8-Bit 8051 Core Processor
  • 100MHz Speed with PLL
  • 128KB FLASH Program Memory
  • 8.25KB RAM
  • 100-TQFP Surface Mount Package

C8051F120-GQ Applications

  • Embedded system control
  • Data acquisition tasks
  • Industrial automation
  • Consumer electronics

C8051F120-GQ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the C8051F120-GQ?

The operating voltage is 3V ~ 3.6V.

What package type is the C8051F120-GQ supplied in?

It is supplied in a 100-TQFP package for surface mounting.

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C ~ 85°C (TA).

Is the C8051F120-GQ RoHS compliant?

Yes, it is RoHS3 Compliant.

What is the program memory size and type?

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

How much RAM does the C8051F120-GQ have?

It has 8.25K x 8 (8448 Bytes) of RAM.

What are the data converter capabilities?

It features A/D converters with 8x8-bit and 8x12-bit resolution, and D/A converters with 2x12-bit resolution.

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