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IC FRACT N SYNTH 24QFN. Fractional N Synthesizer IC 2.1GHz 1 24-VFQFN Exposed Pad

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SKY72300-362 General Description

Skyworks SKY72300-362 direct digital modulation fractional-N frequency synthesizer provides ultra-fine frequency resolution, fast switching speed, and low phase-noise performance. This synthesizer is a key building block for high-performance radio system designs that require low power and fine step size. 

Key Features

  • Spur free operation
  • Dual 2.1 GHz main/RF and 500 MHz auxiliary/IF synthesizer
  • Step size <100 Hz @ 2 GHz
  • Very fast switching speed (below 100 µs)
  • Low phase noise -91 dBc/Hz @ 1800 MHz measured inside the loop bandwidth


  • General purpose RF systems
  • 2.5G and 3G wireless infrastructure
  • Broadband wireless access
  • Low bit rate wireless telemetry
  • Instrumentation
  • L-band receivers
  • Satellite communications 


Mfr Skyworks Solutions Inc. Series -
Package [ "Tape & Reel (TR)", "Cut Tape (CT)", "Digi-Reel®" ] Product Status Obsolete
DigiKey Programmable Not Verified Type Fractional N Synthesizer
PLL Yes Input Clock, Crystal
Output Clock, Crystal Number of Circuits 1
Ratio - Input:Output 2:2 Differential - Input:Output Yes/Yes
Frequency - Max 2.1GHz Divider/Multiplier Yes/No
Voltage - Supply 2.7V ~ 3.3V Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount Package / Case 24-VFQFN Exposed Pad
Supplier Device Package 24-QFN (4x4)


Shipping Method

Our products are mainly transported and delivered by DHL, FedEx, UPS and other logistics partners on site -- Available to 200+ countries.

Delivery Time

The delivery time is usually within 2-7 days, depending on the logistics provider and the area of delivery.

The following are the estimated delivery times of some logistics service providers.

  • DHL

  • Fedex

  • UPS

  • EMS

  • Registered Air Mail


We accept TT prepayment (bank transfer), paypal, credit cards, Western Union, Money Gram.

Checks and other instruments are not supported to pay for orders and customers are required to pay all possible fees, including sales tax,
customs fees, etc.

  • Wire Transfer

  • Paypal

  • Credit Card

  • Western Union

  • Money Gram


Our policies and procedures are designed to ensure compliance with various quality specifications and to quickly resolve quality-related issues.

We promise to provide 365 days quality assurance service for all our products.

If you have any dissatisfaction with the quality of the product you received, you can contact us for a refund or exchange, as long as the product is kept in its original condition.


AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.
  • ESD


  • Tape and Reel

    Tape and Reel

  • Cut Tape

    Cut Tape

  • Tube or Tray

    Tube or Tray


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Buying Guide

  • What is the lifespan of SKY72300-362?

    The lifespan of SKY72300-362 depends on various factors such as the quality of materials used, operating conditions, and the manufacturer's recommended usage time. The datasheet provided by the manufacturer specifies the expected lifespan of the product.

  • Where can I find the full specification of SKY72300-362?

    You can find it with PDF Datasheet for SKY72300-362 on this page. If it is not available, you can contact Avaq at [email protected] to inquire about the Datasheet for this part.

  • How to check the quality of SKY72300-362?

    Avaq has separate quality services with common quality inspection equipment for testing items, you can also fill out a sample form, our team will get in touch with you within 24 HOURS.

  • Can I purchase samples for testing?

    Avaq offers free samples for customers to test. This can often help you determine whether the chip or component meets your needs.

  • Where can I check the delivery after the order is completed?

    Once the order is completed, you will receive an order confirmation email containing a tracking number from AVAQ, then you can track the delivery by yourself.

  • Where to view my order of SKY72300-362 or my history order record?

    You could view all of your orders by logging in or registering AVAQ account. Log in or Register an account now.