HMC939ALP4E
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Analog Devices Inc. HMC939ALP4E

Manufacturer No:
HMC939ALP4E
Manufacturer:
Analog Devices Inc.
Package:
Strip
Description:
RF ATTENUATOR 31DB 24VFQFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The HMC939ALP4E is a 5-bit digital attenuator produced by Analog Devices Inc. This component offers a 31 dB attenuation control range in 1 dB steps, making it highly versatile for various high-frequency applications. It is designed to provide optimum insertion loss, attenuation accuracy, and input linearity over a wide frequency range from 100 MHz to 33 GHz.

Key Specifications

Parameter Min. Typ. Max. Units
Frequency Range 0.1 - 33.0 GHz
Attenuation Range - - 31 dB
Attenuation Step Size - 1 - dB
Insertion Loss (0.1-18 GHz) - 4.0 5.5 dB
Insertion Loss (18-26.5 GHz) - 5.5 7.0 dB
Insertion Loss (26.5-33 GHz) - 6.5 8.5 dB
Return Loss (RF1 & RF2, All Atten. States) - - 12 dB
Attenuation Accuracy (1.0-15 dB States) - ±(0.5 + 5%) of Atten. Setting - dB
Input Power for 0.1 dB Compression (0.1-0.5 GHz) - 20 - dBm
Input Third Order Intercept Point (Two-Tone Input Power= 0 dBm Each Tone) - 40 - dBm
Supply Voltage (Positive) - +5 +7 V
Supply Voltage (Negative) -7 -5 - V
Package Type - - 24-lead, 4 mm × 4 mm LFCSP -

Key Features

  • 5-bit digital attenuator with 31 dB attenuation control range in 1 dB steps.
  • Optimum insertion loss, attenuation accuracy, and input linearity over the specified frequency range from 100 MHz to 33 GHz.
  • Dual-supply operation: VDD = +5 V and VSS = −5 V.
  • CMOS-/TTL-compatible parallel control interface.
  • Bidirectional operation with internally matched 50 Ω RF1 and RF2 pins.
  • No external matching components or dc blocking capacitors required when RF line potential is equal to 0 V.
  • High input IP3: +43 dBm.
  • Low current consumption.

Applications

  • Test instrumentation.
  • Microwave radios and very small aperture terminals (VSATs).
  • Military radios, radars, and electronic counter measures (ECMs).
  • Broadband telecommunications systems.
  • Fiber optics and broadband telecom.
  • Space applications.
  • Sensors.
  • Test and measurement equipment.

Q & A

  1. What is the frequency range of the HMC939ALP4E?

    The HMC939ALP4E operates over a frequency range from 100 MHz to 33 GHz.

  2. What is the attenuation range of the HMC939ALP4E?

    The HMC939ALP4E has an attenuation range of 31 dB in 1 dB steps.

  3. What are the supply voltage requirements for the HMC939ALP4E?

    The HMC939ALP4E requires dual supply voltages: VDD = +5 V and VSS = −5 V.

  4. What is the control interface of the HMC939ALP4E?

    The HMC939ALP4E has a CMOS-/TTL-compatible parallel control interface.

  5. What is the package type of the HMC939ALP4E?

    The HMC939ALP4E is packaged in a 24-lead, 4 mm × 4 mm LFCSP package.

  6. What are the typical insertion loss values for the HMC939ALP4E?

    The typical insertion loss values are 4.0 dB (0.1-18 GHz), 5.5 dB (18-26.5 GHz), and 6.5 dB (26.5-33 GHz).

  7. What is the return loss of the HMC939ALP4E?

    The return loss is typically 12 dB across all attenuation states.

  8. What is the input power for 0.1 dB compression?

    The input power for 0.1 dB compression is 20 dBm (0.1-0.5 GHz) and 25 dBm (0.5-33 GHz).

  9. What is the input third order intercept point (IIP3) of the HMC939ALP4E?

    The IIP3 is typically +43 dBm.

  10. In what applications is the HMC939ALP4E commonly used?

    The HMC939ALP4E is commonly used in test instrumentation, microwave radios, VSATs, military radios, radars, ECMs, broadband telecommunications systems, and more.

Product Attributes

Attenuation Value:31dB
Frequency Range:100 MHz ~ 40 GHz
Power (Watts):- 
Impedance:- 
Package / Case:24-VFQFN Exposed Pad
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In Stock

$118.20
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Same Series
EV1HMC939ALP4
EV1HMC939ALP4
EVAL BOARD FOR HMC939ALP4E
HMC939ALP4E
HMC939ALP4E
RF ATTENUATOR 31DB 24VFQFN

Similar Products

Part Number HMC939ALP4E HMC939LP4E
Manufacturer Analog Devices Inc. Analog Devices Inc.
Product Status Active Obsolete
Attenuation Value 31dB 1dB ~ 31dB
Frequency Range 100 MHz ~ 40 GHz 100 MHz ~ 33 GHz
Power (Watts) - -
Impedance - 50 Ohms
Package / Case 24-VFQFN Exposed Pad 24-VFQFN Exposed Pad

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