Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The EFM8BB31F64I-D-QFN24R is part of the Busy Bee family of MCUs, a family of high-performance 8-bit microcontrollers in a small package with a comprehensive analogue and digital feature set.

Features

Pipelined 8-bit 8051 MCU core operating at 50 MHz

Up to 29 multi-function I/O pins

One 12-bit/10-bit ADC

Four 12-bit DACs with synchronisation and PWM functions

Two low-current analogue comparators with built-in reference DACs

Internal temperature sensor

Internal 49 MHz and 24.5 MHz oscillators with ±2% accuracy

Four channels of configurable logic

6-channel PWM/PCA

Six 16-bit general-purpose timers

Device Specifications

Product Category: 8-bit Microcontrollers -MCUs

Mounting Style: SMD/SMT

Package / Case: QFN-24

Core: CIP-51 8051

Program memory size: 64 kB

Data bus width: 8 bit

ADC resolution: 10 bit, 12 bit

Maximum clock frequency: 50 MHz

Number of inputs/outputs: 20 I/Os

Data RAM size: 4.35 kB

Supply voltage - min: 2.2 V

Supply voltage - max: 3.6 V

Minimum operating temperature: - 40 C

Maximum operating temperature: + 125 C

DAC resolution: 12 bit

Data Ram Type: RAM

Interface type: I2C, SM-Bus, SPI, UART

Humidity Sensitivity: Yes

Number of ADC channels: 12 Channel

Number of Timers/Counters: 6 Timer

Applications for the EFM8BB3 include:

Consumer electronics

Precision instruments

Power management and control

Industrial control and automation

Intelligent sensors

Automotive Controls

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

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• 5.When can I deliver the goods after placing an order? How long will it take to get there?

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• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.