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Description EFM8UB Universal Bee microcontroller, Silicon Labs Universal Bee microcontroller (MCU) series designed for USB applications. Operates at up to 50 MHz with pipeline type 8-bit C8051 core. Up to 22 functions, 5 V tolerance input/output pins, low-power USB with priority crossover support, used for flexible pin mapping, 12 bit analog-to-digital converter (ADC) and 2 analog comparators, with internal voltage DAC as reference input, 5 16 bit timers integrated with temperature sensors, 2 UART, SPI, SMBus/I2C master/slave, and I2C slave. # # 8051 microcontroller, Silicon Labs
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Packaging QFN-28
Delivery time
Packaging method Tube
Standard packaging quantity 1
1.84  yuan 1.84yuan
5+:
$ 2.4786
25+:
$ 2.2950
50+:
$ 2.1665
100+:
$ 2.1114
500+:
$ 2.0747
2500+:
$ 2.0288
5000+:
$ 2.0104
10000+:
$ 1.9829
Quantity
5+
25+
50+
100+
500+
Price
$2.4786
$2.2950
$2.1665
$2.1114
$2.0747
Price $ 2.4786 $ 2.2950 $ 2.1665 $ 2.1114 $ 2.0747
Start batch production 5+ 25+ 50+ 100+ 500+
  • Freight charges   In stock Freight rate:$13.00
  • Quantity
    Inventory(3923) Minimum order quantity(5)
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Technical parameters/frequency: 50 MHz

Technical parameters/number of pins: 28

Technical parameters/clock frequency: 50.0 MHz

Technical parameters/RAM size: 2.25 KB

Technical parameters/Analog to Digital Conversion (ADC): 1

Technical parameters/input/output numbers: 22 Input

Technical parameters/operating temperature (Max): 85 ℃

Technical parameters/operating temperature (Min): -40 ℃

Technical parameters/power supply voltage (Max): 3.6 V

Technical parameters/power supply voltage (Min): 2.2 V

Encapsulation parameters/installation method: Surface Mount

Package parameters/number of pins: 28

Encapsulation parameters/Encapsulation: QFN-28

External dimensions/length: 5.1 mm

External dimensions/width: 5.1 mm

External dimensions/height: 0.75 mm

External dimensions/packaging: QFN-28

Physical parameters/operating temperature: -40℃ ~ 85℃ (TA)

Other/Product Lifecycle: Obsolete

Other/Packaging Methods: Tube

Compliant with standards/RoHS standards: RoHS Compliant

Compliant with standards/lead standards: Lead Free

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Alternative material

Model Brand Similarity Encapsulation Introduction Data manual
EFM8UB10F16G-C-QFN28 EFM8UB10F16G-C-QFN28 Silicon Labs 完全替代 QFN-28
SILICON LABS EFM8UB10F16G-C-QFN28 微控制器, 8位, EFM8 - Universal Bee, 50 MHz, 16 KB, 2.25 KB, 28 引脚, QFN
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