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HMC703LP4E

Analog Devices Frequency Synthesizer

Inventory:8,255

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Overview of HMC703LP4E

The HMC703LP4E is a high-performance, wideband, phase-locked loop (PLL) with integrated voltage-controlled oscillator (VCO) from Analog Devices. This device is designed for applications requiring high frequency synthesis and low phase noise. It supports a wide range of frequencies and offers features such as low spurious output, high spectral purity, and programmable fractional-N PLL, making it ideal for communication systems, radar, and test equipment.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VDD: Power supply pin.
  • GND: Ground pin.
  • RF_IN: RF input pin.
  • CP_OUT: Charge pump output pin.
  • VCO_IN: VCO input pin.
  • LOUT: Local oscillator output pin.
  • DATA: Serial data input pin.
  • CLK: Clock input pin.
  • LE: Latch enable pin.
  • REF_IN: Reference input pin.

Circuit Diagram

A typical application circuit for the HMC703LP4E includes power supply filtering capacitors, resistors for setting the charge pump current, and an external loop filter for stabilizing the PLL. The circuit diagram ensures proper operation and optimal performance.

Key Features

  • Wide Frequency Range: Supports output frequencies from 50 MHz to 7 GHz.
  • Low Phase Noise: Provides low phase noise for high spectral purity.
  • Fractional-N PLL: Programmable fractional-N PLL for flexible frequency synthesis.
  • Integrated VCO: High-performance VCO integrated for reduced component count.
  • Low Spurious Output: Minimizes spurious emissions for cleaner signals.
  • Programmable Charge Pump: Adjustable charge pump current for optimal loop performance.
  • High-Speed SPI Interface: Serial interface for programming and control.

(Note: For detailed technical specifications, refer to the HMC703LP4E datasheet.)

Application

  • Communication Systems: Used in cellular base stations, satellite communication, and wireless infrastructure.
  • Radar Systems: Employed in radar signal generation and processing.
  • Test and Measurement Equipment: Utilized in signal generators and frequency synthesizers.
  • Industrial Control: Applied in industrial automation and control systems.
  • Defense and Aerospace: Used in defense communication and avionics systems.

Functionality

The HMC703LP4E enables high-performance frequency synthesis with its integrated PLL and VCO. Its wide frequency range and low phase noise characteristics make it suitable for demanding applications requiring precise and stable signal generation. The programmable fractional-N PLL allows for flexible frequency selection, and the high-speed SPI interface facilitates easy configuration and control.

Usage Guide

  • Power Supply: Connect a suitable power supply to the VDD pin, ensuring proper filtering for noise reduction.
  • Ground Connection: Ensure a solid ground connection to the GND pin for optimal performance.
  • RF Input: Connect the RF signal to the RF_IN pin.
  • Charge Pump Output: Connect the CP_OUT pin to the external loop filter.
  • VCO Input: Connect the VCO_IN pin to the VCO tuning port.
  • LO Output: Use the LOUT pin for the local oscillator output.
  • Programming Interface: Use the DATA, CLK, and LE pins for SPI communication.

Frequently Asked Questions

Q: What is the frequency range of the HMC703LP4E?

A: The HMC703LP4E supports output frequencies from 50 MHz to 7 GHz.

Q: Does the HMC703LP4E have an integrated VCO?

A: Yes, the HMC703LP4E features an integrated high-performance VCO.

Q: What is the advantage of a fractional-N PLL?

A: A fractional-N PLL allows for finer frequency resolution and greater flexibility in frequency synthesis compared to an integer-N PLL.

Q: How is the HMC703LP4E programmed?

A: The HMC703LP4E is programmed through a high-speed SPI interface using the DATA, CLK, and LE pins.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Phase Locked Loops - PLL RoHS Details
Type PLL Number of Circuits 1 Circuit
Maximum Input Frequency 8 GHz Minimum Input Frequency 0 MHz
Supply Voltage - Max 5.2 V Supply Voltage - Min 2.7 V
Technology Si Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Mounting Style SMD/SMT
Package / Case QFN-24 Brand Analog Devices
Input Level CMOS Operating Supply Voltage 3.3 V, 5 V
Product Type PLLs - Phase Locked Loops Series HMC703
Factory Pack Quantity 500 Subcategory Wireless & RF Integrated Circuits
Unit Weight 0.001474 oz

Equivalent Parts

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

HMC703LP4E Equivalent Parts

For the HMC703LP4E component, you may consider these replacement and alterative parts.

Models Manufacturer Package/Case Description
ADF4351BCPZ Analog Devices LFCSP-32 A wideband synthesizer with integrated VCO, offering similar functionality and performance to the HMC703LP4E.
LMX2592RHAR Texas Instruments VQFN-48 A high-performance, wideband PLL with integrated VCO, suitable as an alternative to the HMC703LP4E.
MAX2870ETJ+T Analog Devices TQFN-32 A wideband PLL with integrated VCO, providing comparable features and performance to the HMC703LP4E.
LTC6948IUFD-4#PBF Analog Devices QFN-24 A high-performance PLL with integrated VCO, suitable for applications requiring features similar to the HMC703LP4E.

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HMC703LP4E

Analog Devices Frequency Synthesizer

Inventory:

8,255