1. Products
  2. RF and Microwave
  3. RF Mixers
  4. Single, Double, and Triple Balanced Mixers
  5. HMC688


Features and Benefits

  • High Output IP3: +35 dBm
  • Low Conversion Loss: 7.5 dB
  • Low LO Drive: 0 dBm
  • Optimized for Low Side LO Input
  • Upconversion & Downconversion
  • 24 Lead 4 × 4mm SMT Package: 16mm2

Product Details

The HMC688LP4(E) is a high dynamic range passive MMIC mixer with integrated LO amplifier in a 4 × 4 SMT QFN package covering 2.0 to 2.7 GHz. Excellent input IP3 performance of +35 dBm for down conversion is provided for 3G & 4G GSM/CDMA applications at an LO drive of 0 dBm.

With an input 1 dB compression of +25 dBm, the RF port will accept a wide range of input signal levels. Conversion loss is 7.5 dB typical. The DC to 700 MHz IF frequency response will satisfy GSM/CDMA transmit or receive frequency plans. The HMC688LP4(E) is pin for pin compatible with the HMC689LP4(E) which is a 2.0 to 2.7 GHz mixer with LO amplifier optimized for high side LO applications.


  • Cellular/3G & LTE/WiMAX/4G
  • Basestations & Repeaters
  • Transmitters and Receivers

Product Lifecycle icon-not-recommended Last Time Buy

All products in this family will be obsolete soon. Please contact ADI Sales or Distributors to arrange for final purchases and read our Obsolescence Information to review the time periods for placing final orders and receiving final shipments.

Evaluation Kits (1)

Tools & Simulations


Design Tools


ADIsimRF is an easy-to-use RF signal chain calculator. Cascaded gain, noise, distortion and power consumption can be calculated, plotted and exported for signal chains with up to 50 stages. ADIsimRF also includes an extensive data base of device models for ADI’s RF and mixed signal components.

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.View our quality and reliability program and certifications for more information.

Part Number Material Declaration Reliability Data Pin/Package Drawing CAD Symbols, Footprints & 3D Models
HMC688LP4E Material Declaration Reliability Data 24-Lead QFN (4mm x 4mm w/ EP)
HMC688LP4ETR Material Declaration Reliability Data 24-Lead QFN (4mm x 4mm w/ EP)
Wafer Fabrication Data

PCN-PDN Information

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Sample & Buy

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Buy Now Pricing

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List Pricing

(*)The 1Ku list pricing shown is for BUDGETARY USE ONLY, shown in United States dollars (FOB USA per unit for the stated volume), and is subject to change. International prices may differ due to local duties, taxes, fees and exchange rates. For volume-specific price or delivery quotes, please contact your local Analog Devices, Inc. authorized distributor. Pricing displayed for Evaluation Boards and Kits is based on 1-piece pricing.


Lead Times

Please see the latest communication from our CCO regarding lead times.



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Price Table Help


Evaluation Boards

Pricing displayed is based on 1-piece.

Up to two boards can be purchased through Analog.com. To order more than two, please purchase through one of our listed distributors.

Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.