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EFM8BB31F32G-D-QFN32R The Silicon Labs EFM8BB31F32G-D-QFN32R is an 8-bit microcontroller featuring 32KB of FLASH program memory and 2.25KB of RAM. It operates at speeds up to 50MHz.
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EFM8BB31F32G-D-QFN32R

Available from 1 distributors
Mfr Name: Silicon Labs
Silicon Labs
The Silicon Labs EFM8BB31F32G-D-QFN32R is an 8-bit microcontroller featuring 32KB of FLASH program memory and 2.25KB of RAM. It operates at speeds up to 50MHz.
✓ Total Stock: 160,778 pcs

EFM8BB31F32G-D-QFN32R Available from 1 distributor

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EFM8BB31F32G-D-QFN32R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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Core Size
Data Converters
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Program Memory Type
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EFM8BB31F32G-D-QFN32R Description

Short technical summary and product information.

This Silicon Labs EFM8BB31F32G-D-QFN32R is an 8-bit microcontroller based on the CIP-51 8051 core, operating at up to 50MHz. It offers 32KB of FLASH program memory and 2.25KB of RAM, making it suitable for various embedded applications.

 

The microcontroller supports a wide operating voltage range of 2.2V to 3.6V and features integrated peripherals including Brown-out Detect/Reset, POR, PWM, and WDT. Connectivity options include I²C, SMBus, SPI, and UART/USART.

 

Packaged in a 32-UFQFN exposed pad, this device is designed for surface mount applications. It operates within a temperature range of -40°C to 85°C (TA). The device includes 20 channels of 12-bit Analog-to-Digital conversion and 2 channels of 12-bit Digital-to-Analog conversion.

 

Key specifications include 29 I/O lines and an internal oscillator type. The RoHS status is listed as RoHS3 Compliant, and it has a Moisture Sensitivity Level (MSL) of 1.

EFM8BB31F32G-D-QFN32R Quick Information

Product Type: Microcontroller
Canonical Name: Silicon Labs EFM8BB31F32G-D-QFN32R 8-Bit Microcontroller
Subcategory: 8-Bit

EFM8BB31F32G-D-QFN32R Compliance

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

EFM8BB31F32G-D-QFN32R Features

  • 8-bit microcontroller with 50MHz speed.
  • 32KB FLASH program memory and 2.25KB RAM.
  • Supports 2.2V to 3.6V operating voltage.
  • Includes 20-channel 12-bit ADC and 2-channel 12-bit DAC.
  • 32-UFQFN package for surface mount applications.

EFM8BB31F32G-D-QFN32R Applications

  • Suitable for embedded control systems.
  • Ideal for applications requiring I2C, SPI, or UART.
  • Used in devices needing analog-to-digital conversion.
  • Designed for moderate processing tasks.

EFM8BB31F32G-D-QFN32R FAQs

4 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the EFM8BB31F32G-D-QFN32R?

The operating voltage is 2.2V to 3.6V.

What package type is the EFM8BB31F32G-D-QFN32R in?

It is in a 32-UFQFN Exposed Pad package.

What is the operating temperature range?

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

Is the EFM8BB31F32G-D-QFN32R RoHS compliant?

The RoHS status is RoHS3 Compliant.

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