C8051F972-A-GMR The C8051F972-A-GMR is an 8-bit microcontroller from Silicon Labs featuring a CIP-51 core at 25MHz, 32KB flash memory, and 8KB RAM. It offers 19 I/O lines, CapSense, and multiple serial interfaces in a compact 24-QFN package.
Mfr Part #:

C8051F972-A-GMR

Available from 2 distributors
Mfr Name: Silicon Labs
Silicon Labs
The C8051F972-A-GMR is an 8-bit microcontroller from Silicon Labs featuring a CIP-51 core at 25MHz, 32KB flash memory, and 8KB RAM. It offers 19 I/O lines, CapSense, and multiple serial interfaces in a compact 24-QFN package.
✓ Total Stock: 22,704 pcs

C8051F972-A-GMR Available from 2 distributors

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C8051F972-A-GMR 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

C8051F972-A-GMR Description

Short technical summary and product information.

The C8051F972-A-GMR is an 8-bit microcontroller based on the proprietary CIP-51 core, operating at up to 25MHz. It integrates 32KB of flash program memory and 8KB of RAM, along with a rich set of peripherals including CapSense capacitive sensing, DMA, POR, PWM, and WDT. The device supports 19 general-purpose I/O pins and features a 19-channel 10-bit analog-to-digital converter.

 

Connectivity options include I2C/SMBus, SPI, and UART/USART interfaces, making it suitable for a variety of embedded control applications. The microcontroller operates from a supply voltage of 1.8V to 3.6V and is specified for an industrial temperature range of -40°C to 85°C. An internal oscillator eliminates the need for external clock components.

 

The device is housed in a 24-WFQFN exposed pad package (24-QFN, 4x4mm) and is intended for surface-mount assembly. Its low-power architecture and integrated CapSense peripheral make it well-suited for portable and touch-sensitive designs.

C8051F972-A-GMR Quick Information

Product Type: Microcontroller
Series: C8051F9xx
Canonical Name: C8051F972-A-GMR
Subcategory: 8-bit Microcontrollers

C8051F972-A-GMR Compliance

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

C8051F972-A-GMR Features

  • 8-bit CIP-51 core at 25MHz.
  • 32KB flash and 8KB RAM memory.
  • 19 I/O pins with CapSense support.
  • I2C, SPI, and UART/USART interfaces.
  • 1.8V to 3.6V supply voltage range.

C8051F972-A-GMR Applications

  • Ideal for low-power embedded control systems.
  • Used in capacitive touch sensing applications.
  • Suitable for industrial sensor interfaces.
  • Applicable in portable medical devices.

C8051F972-A-GMR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the C8051F972-A-GMR?

1.8V to 3.6V.

What is the package type of the C8051F972-A-GMR?

24-WFQFN Exposed Pad (24-QFN 4x4mm).

What is the operating temperature range?

-40°C to 85°C.

Is the C8051F972-A-GMR RoHS compliant?

It is marked as RoHS3 compliant, but this is unverified.

What is the core processor and speed?

CIP-51 core at 25MHz.

What memory does it have?

32KB flash program memory and 8KB RAM.

What interfaces are available?

I2C/SMBus, SPI, and UART/USART.

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