Prodotti > Circuiti integrati (CI) > Controllori e processori embedded > EFM8BB21F16G-C-QFN20
  • EFM8BB21F16G-C-QFN20

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Hot Sale

8 Bit MCU, EFM8 Family EFM8BB Series Microcontrollers, 50 MHz, 16 KB, 2.25 KB, 20 Pins, QFN

Fabbricante : Silicon Laboratories Inc
Pacchetto : 20-UFQFN Exposed
Tipologia di produzione : Microcontroller
Datasheet: EFM8BB21F16G-C-QFN20 Datasheet (PDF)
RoHs Status: Lead free / RoHS Compliant
Stock: 22


Richiesta di offerta

Consigli caldi: Si prega di compilare il modulo sottostante e vi contatteremo al più presto.

EFM8BB21F16G-C-QFN20 Dettagli del prodotto

Parametri tecnici

  • Core Processor
  • CIP-51 8051
  • Core Size
  • 8-Bit
  • Speed
  • 50MHz
  • Connectivity
  • Peripherals
  • Brown-out Detect/Reset, POR, PWM, WDT
  • Number of I/O
  • 16
  • Program Memory Size
  • 16KB (16K x 8)
  • Program Memory Type
  • RAM Size
  • 2.25K x 8
  • Voltage Supply (Vcc/Vdd)
  • 2.2V ~ 3.6V
  • Data Converters
  • A/D 15x12b
  • Oscillator Type
  • Internal
  • Operating Temperature
  • -40??C ~ 85??C (TA)
  • Mounting Type
  • Surface Mount
  • Package / Case
  • 20-UFQFN Exposed Pad
  • Supplier Device Package
  • 20-QFN (3x3)

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Spedizione Di più
Estimated Delivery Time: Dec 13 - Dec 18 days (choose Expedited at checkout).

Spedizione & Pagamento


  • Tipo di spedizione
  • Tassa della nave
  • Lead Time
  • $20.00-$40.00 (0.50 KG)
  • 2-5 days
  • $20.00-$40.00 (0.50 KG)
  • 3-7 days
  • $20.00-$45.00 (0.50 KG)
  • 2-5 days
  • $25.00-$65.00 (0.50 KG)
  • 2-5 days
  • $25.00-$45.00 (0.50 KG)
  • 5-14 days
  • $2.00-$3.00 (0.10 KG)
  • 7-30 days

Processing Time:Shipping fee depend on different zone and country.


  • Condizioni di pagamento
  • Fee mano
  • Payment Site
  • charge US$30.00 banking fee.
  • charge 4.0% service fee.
  • charge 3.5% service fee.
  • charge US$0.00 banking fee.
  • charge US$0.00 banking fee.

Forniamo prodotti di alta qualità, un servizio attento e post-vendita di garanzia

  • Abbiamo ricca di prodotti, in grado di soddisfare le diverse esigenze.

    Abbiamo ricca di prodotti, in grado di soddisfare le diverse esigenze.

  • Quantità di ordine minimo comincia da 1pcs.

    Quantità di ordine minimo comincia da 1pcs.

  • Più basso tassa di spedizione internazionale parte da US $ 2,00.

    Più basso tassa di spedizione internazionale parte da US $ 2,00.

  • 90 giorni di garanzia di qualità per tutti i prodotti.

    90 giorni di garanzia di qualità per tutti i prodotti.


  • Step1:Product

    Step1: Products

  • Step2:Vacuum packaging

    Step2: Vacuum Packaging

  • Step3:Anti-static bag

    Step3: Anti-Static Bag

  • Step4:Individual packaging

    Step4: Individual Packaging

  • Step5:Packaging boxes

    Step5: Packaging Boxes

  • Step6:bar-code shipping tag

    Step6: Bar-Code Shipping Tag

All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

Jotrin ESD packing


1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.


Q: How does Jotrin guarantee that EFM8BB21F16G-C-QFN20 is the original manufacturer or agent of SILICON LABS?
We have a professional business development department to strictly test and verify the qualifications of SILICON LABS original manufacturers and agents. All SILICON LABS suppliers must pass the qualification review before they can publish their EFM8BB21F16G-C-QFN20 devices; we pay more attention to the channels and quality of EFM8BB21F16G-C-QFN20 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
Q: How to find the detailed information of EFM8BB21F16G-C-QFN20 chips? Including SILICON LABS original factory information, Microcontroller application, EFM8BB21F16G-C-QFN20 pictures?
You can use Jotrin's intelligent search engine, or filter by Microcontroller category, or find it through Silicon Laboratories Inc Information page.
Q: Are the SILICON LABS's EFM8BB21F16G-C-QFN20 price and stock displayed on the platform accurate?
The SILICON LABS's inventory fluctuates greatly and cannot be updated in time, it will be updated periodically within 24 hours. After submitting an order for EFM8BB21F16G-C-QFN20, it is recommended to confirm the order with Jotrin salesperson or online customer service before payment.
Q: Can I place an order offline?
Yes. We accept offline orders.
We can provide order placement service. You only need to log in, click "My Orders" to enter the transaction management, and you will see the "Order Details" interface. After checking it, select all and click "Place Order". In addition, you can enjoy coupons or other selected gifts when placing orders online.
Q: What forms of payment can I use in Jotrin?
TT Bank, Paypal, Credit Card, Western Union, and Escrow is all acceptable.
Q: How is the shipping arranged and track my package?
Customers can choose industry-leading freight companies, including DHL, FedEx, UPS, TNT, and Registered Mail.
Once your order has been processed for shipment, our sales will send you an e-mail advising you of the shipping status and tracking number.
Note: It may take up to 24 hours before carriers will display tracking information. In normal conditions, Express delivery needs 3-5 days, Registered Mail needs 25-60 days.
Q: What is the process for returns or replacement of EFM8BB21F16G-C-QFN20?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the EFM8BB21F16GCQFN20 we delivered, we will accept the replacement or return of the EFM8BB21F16G-C-QFN20 only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of EFM8BB21F16G-C-QFN20.
(3)The EFM8BB21F16G-C-QFN20 is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
More details about return electronic components please see our Return & Change Policy.
Q: How to contact us and get support, such as EFM8BB21F16G-C-QFN20 datasheet pdf, EFM8BB21F16G pin diagram?
Need any After-Sales service, please feel free contact us:

Silicon Laboratories Inc

Silicon Labs, Inc. is a leading provider of networking, software and system solutions for the Internet of Things, Internet infrastructure, industrial control, consumer electronics and automotive markets. We solve the toughest problems in the electronics industry, providing customers with significant...
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