C8051F316-GM The C8051F316-GM is an 8-bit 8051 microcontroller from Silicon Labs with 16KB Flash memory and 25MHz operation. It offers 21 GPIOs, multiple serial interfaces, and a 10-bit ADC in a compact 24-QFN package.
Mfr Part #:

C8051F316-GM

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The C8051F316-GM is an 8-bit 8051 microcontroller from Silicon Labs with 16KB Flash memory and 25MHz operation. It offers 21 GPIOs, multiple serial interfaces, and a 10-bit ADC in a compact 24-QFN package.
✓ Total Stock: 61 pcs

C8051F316-GM Available from 1 distributor

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61 pcs On Request 1 On Request On Request On Request On Request 2026-02-23 21:33:16

C8051F316-GM Specifications Quick View

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

C8051F316-GM Description

Short technical summary and product information.

The C8051F316-GM is an 8-bit microcontroller based on the high-speed 8051 core from Silicon Labs. It operates at up to 25MHz and features 16KB of in-system programmable Flash memory and 1.25KB of internal data RAM. The device is designed for embedded control applications requiring a compact, low-power solution.

 

The microcontroller includes 21 general-purpose I/O pins and supports a range of serial communication peripherals including SMBus (I2C-compatible), SPI, and a UART/USART. It also integrates a 10-bit ADC with up to 200 ksps sampling rate, an internal temperature sensor, and peripherals such as PWM, watchdog timer, and power-on reset. The supply voltage range is 2.7V to 3.6V, with typical current consumption of 5 mA at 25MHz and 11 µA at 32kHz.

 

The C8051F316-GM comes in a 24-pin WFQFN exposed pad package (supplier device package 24-QFN, 4x4mm) and is rated for surface mount assembly. The operating temperature range is -40°C to +85°C, making it suitable for industrial environments.

 

With its internal 24.5MHz oscillator, the device can operate without an external crystal for many applications, simplifying board design. Its memory and peripheral set make it well suited for applications such as sensor interfaces, motor control, and embedded control systems where connectivity options like I2C and SPI are required.

C8051F316-GM Quick Information

Product Type: Microcontroller
Canonical Name: C8051F316-GM - 8-bit 8051 Microcontroller
Subcategory: 8-bit Microcontroller

C8051F316-GM Compliance

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

C8051F316-GM Features

  • High-speed 8051 core up to 25MHz.
  • 16KB in-system programmable Flash memory.
  • 10-bit ADC with 200 ksps sampling.
  • Operates from 2.7V to 3.6V supply.
  • Compact 24-QFN surface-mount package.

C8051F316-GM Applications

  • Supports UART, SPI, and I2C communication protocols.
  • Internal temperature sensor simplifies thermistor applications.
  • Low-power stop mode for battery-operated devices.
  • PWM peripherals suitable for motor control.

C8051F316-GM FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the C8051F316-GM?

The supply voltage range is 2.7V to 3.6V.

What package is the C8051F316-GM available in?

It is available in a 24-WFQFN exposed pad package (24-QFN, 4x4 mm) for surface mounting.

What is the operating temperature range?

-40°C to +85°C (TA).

What core does this microcontroller use?

It uses an 8051 8-bit core with a speed of up to 25MHz.

How much Flash memory and RAM does it have?

It has 16KB (16K x 8) in-system programmable Flash memory and 1.25KB (1.25K x 8) RAM.

Does the C8051F316-GM support serial communication?

Yes, it supports SMBus (2-Wire/I2C), SPI, and UART/USART.

Does it include an ADC and internal oscillator?

It includes a 10-bit ADC with 200 ksps sampling rate and an internal 24.5MHz oscillator.

C8051F316-GM Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
C8051F316-GMR
C8051F316-GMR
Silicon Labs
IC MCU 8BIT 16KB FLASH 24QFN
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