HMC890A
Info : RECOMMENDED FOR NEW DESIGNS
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HMC890A

1.0 GHz to 1.9 GHz Tunable Band-Pass Filter

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Info : RECOMMENDED FOR NEW DESIGNS tooltip
Info : RECOMMENDED FOR NEW DESIGNS tooltip
Part Models 2
1ku List Price
price unavailable
Features
  • Amplitude settling time: 200 ns
  • 32-lead 5 mm × 5 mm RoHS compliant LFCSP package
  • Single chip replacement for mechanically tuned designs
  • Excellent wideband rejection: ≥30 dB
Additional Details
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The HMC890ALP5E is a monolithic microwave integrated circuit (MMIC), band-pass filter that features a user selectable pass-band frequency. The 3 dB filter bandwidth is approximately 10%. The ≥20 dB filter bandwidth is approximately 30%. The center frequency can vary between 1.0 GHz and 1.9 GHz by applying an analog tuning voltage between 0 V and 14 V. This tunable filter can be used as a much smaller alternative to physically large switched filter banks and cavity tuned filters.

The HMC890ALP5E has excellent microphonics due to the monolithic design, and provides a dynamically adjustable solution in advanced communications applications.

APPLICATIONS

  • Test and measurement equipment
  • Military radar and electronic warfare/electronic countermeasures
  • Satellite communications and space
  • Industrial and medical equipment
Part Models 2
1ku List Price
price unavailable

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Documentation

Part Model Pin/Package Drawing Documentation CAD Symbols, Footprints, and 3D Models
HMC890ALP5E
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HMC890ALP5ETR
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Software & Part Ecosystem

Evaluation Kits 1

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EVAL-HMC890A

HMC890A Evaluation Board

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EVAL-HMC890A

HMC890A Evaluation Board

HMC890A Evaluation Board

Product Detail

All RF traces are routed on Layer 1 (primary side), and all other remaining layers are ground planes that provide a solid ground for RF transmission lines. The top dielectric material is Rogers 4350, offering low loss performance. The prepreg material in the middle sticks core layers together, which includes an Isola 370HR layer with copper traces above and below. Both the prepreg material and the Isola 370HR core layer are used to achieve required board finish thickness.

The circuit board used in the application uses radio frequency (RF) circuit design techniques. Signal lines must have 50 Ω impedance while the package ground leads and exposed paddle must be connected directly to the ground plane. Use a sufficient number of via holes to connect the top and bottom ground planes. The EV1HMC890ALP5 evaluation board is available from Analog Devices, Inc. upon request.

Tools & Simulations 1

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