Mfr Part #:

EFM8LB12F32E-C-QFN32R

The Silicon Labs EFM8LB12F32E-C-QFN32R is an 8-bit microcontroller from the Laser Bee family. It offers 32KB of FLASH memory and operates at speeds up to 72MHz.

✓ Total Stock: 280,000 pcs

EFM8LB12F32E-C-QFN32R Available from 1 distributor

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Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Flip Electronics ✓ Non-Authorised Inventory information	280,000 pcs On Request	280000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

EFM8LB12F32E-C-QFN32R Description

Short technical summary and product information.

The EFM8LB12F32E-C-QFN32R is an 8-bit microcontroller belonging to Silicon Labs' Laser Bee family. This device integrates a comprehensive analog and digital feature set within a compact package, making it suitable for demanding analog applications. It features a pipelined 8051 core capable of operating at a maximum frequency of 72 MHz.

Key electrical specifications include an 8-bit core size, 2.2V to 3.6V operating voltage, 2.25KB of RAM, and 32KB of FLASH program memory. The microcontroller supports various communication interfaces such as I²C, SMBus, SPI, and UART/USART. It also includes a 14-bit Analog-to-Digital Converter (ADC) and up to four 12-bit Digital-to-Analog Converters (DACs).

This MCU is available in a 32-QFN (4x4) package, designed for surface mounting. It offers 29 multifunction I/O pins and operates within a temperature range of -40°C to 105°C (TA). Peripherals include Brown-out Detect/Reset, Power-On Reset (POR), Pulse Width Modulation (PWM), and a Watchdog Timer (WDT).

EFM8LB12F32E-C-QFN32R Quick Information

Product Type: Microcontroller

Series: EFM8LB1

Canonical Name: EFM8LB12F32E-C-QFN32R 8-Bit Microcontroller

Subcategory: 8-Bit

EFM8LB12F32E-C-QFN32R Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

EFM8LB12F32E-C-QFN32R Features

8-bit CIP-51 8051 core processor.
Operates at a maximum frequency of 72 MHz.
32KB FLASH program memory and 2.25KB RAM.
Integrated 14-bit ADC and up to four 12-bit DACs.
32-QFN (4x4) surface mount package.

EFM8LB12F32E-C-QFN32R Applications

Suitable for stringent analog applications.
Ideal for embedded control systems.
Used in precision instrumentation designs.
Applicable for industrial automation.

EFM8LB12F32E-C-QFN32R FAQs

7 frequently asked questions generated from this part’s specifications.

What is the operating voltage range for the EFM8LB12F32E-C-QFN32R?

The operating voltage range is 2.2V to 3.6V.

What package type is the EFM8LB12F32E-C-QFN32R available in?

It is available in a 32-UFQFN Exposed Pad package, with a supplier package size of 32-QFN (4x4).

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C to 105°C (TA).

What is the RoHS status of the EFM8LB12F32E-C-QFN32R?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for this part?

The Moisture Sensitivity Level is 1 Unlimited.

What is the program memory size and type?

It has a program memory size of 32KB (32K x 8) and is of FLASH type.

What are the key communication interfaces supported?

It supports I²C, SMBus, SPI, and UART/USART interfaces.

Category	Microcontrollers
Manufacturer Name	Silicon Labs
Connectivity	I²C, SMBus, SPI, UART/USART
Core Processor	CIP-51 8051
Core Size	8-Bit
Data Converters	A/D 20x14b; D/A 4x12b
Lead Spacing	4 mm
Mounting Type	Surface Mount
Number of I	29
Operating Temperature	[{'limit_type': 'minimum', 'value': -40, 'unit': '°C', 'display_value': '-40°C'}, {'limit_type': 'maximum', 'value': 105, 'unit': '°C', 'display_value': '105°C'}]
Oscillator Type	Internal
Peripherals	Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Size	32 KB
Program Memory Type	FLASH
RAM Size	2.25 KB
Speed	72 MHz
Supplier Device Package	32-QFN (4x4)
Supplier Package	32-QFN (4x4)
Voltage	[{'limit_type': 'minimum', 'value': 2.2, 'unit': 'V', 'display_value': '2.2 V'}, {'limit_type': 'maximum', 'value': 3.6, 'unit': 'V', 'display_value': '3.6 V'}]