HMC843LC4B - English Editing Encyclopedia Entry

Product Overview

Category

The HMC843LC4B belongs to the category of integrated circuits (ICs) specifically designed for high-frequency applications.

Use

This IC is commonly used in electronic devices that require precise frequency synthesis and signal generation, such as communication systems, radar systems, and test equipment.

Characteristics

• High-frequency operation: The HMC843LC4B is capable of operating at frequencies up to X GHz, making it suitable for demanding applications.
• Low phase noise: This IC offers excellent phase noise performance, ensuring accurate signal generation.
• Wide frequency range: The HMC843LC4B covers a broad frequency range from X MHz to Y GHz, providing flexibility in various applications.
• Low power consumption: Despite its high-performance capabilities, this IC consumes minimal power, making it energy-efficient.
• Compact package: The HMC843LC4B is available in a compact and robust package, ensuring easy integration into different electronic systems.

Package and Quantity

The HMC843LC4B is typically packaged in a small outline integrated circuit (SOIC) package. Each package contains one IC.

Specifications

• Frequency Range: X MHz to Y GHz
• Supply Voltage: Z volts
• Operating Temperature Range: -40°C to +85°C
• Output Power: P dBm
• Phase Noise: N dBc/Hz at 1 kHz offset
• Harmonics: < -Z dBc

Detailed Pin Configuration

The HMC843LC4B features a total of 16 pins, each serving a specific function. The pin configuration is as follows:

1. Pin 1: Function A
2. Pin 2: Function B
3. Pin 3: Function C
4. Pin 4: Function D
5. Pin 5: Function E
6. Pin 6: Function F
7. Pin 7: Function G
8. Pin 8: Function H
9. Pin 9: Function I
10. Pin 10: Function J
11. Pin 11: Function K
12. Pin 12: Function L
13. Pin 13: Function M
14. Pin 14: Function N
15. Pin 15: Function O
16. Pin 16: Ground (GND)

Functional Features

The HMC843LC4B offers the following functional features:

1. Frequency Synthesis: This IC enables precise frequency synthesis, allowing for accurate signal generation in high-frequency applications.
2. Phase-Locked Loop (PLL): The HMC843LC4B incorporates a PLL circuitry that ensures stable and synchronized output signals.
3. Programmable Control: The IC provides programmable control options, allowing users to adjust various parameters such as frequency, phase, and output power.
4. Fast Switching Speed: With its fast switching speed, the HMC843LC4B can quickly change frequencies, making it suitable for applications requiring agile frequency hopping.

Advantages and Disadvantages

Advantages

• High-frequency operation capability
• Low phase noise performance
• Wide frequency range coverage
• Low power consumption
• Compact package for easy integration

Disadvantages

• Limited pin count may restrict complex system integration
• Higher cost compared to lower-performance alternatives

Working Principles

The HMC843LC4B operates based on the principle of phase-locked loop (PLL) frequency synthesis. It utilizes a voltage-controlled oscillator (VCO) to generate an initial frequency, which is then divided and multiplied to achieve the desired output frequency. The PLL circuitry ensures stable and accurate frequency generation by comparing the output signal with a reference signal and adjusting the VCO accordingly.

Detailed Application Field Plans

The HMC843LC4B finds applications in various fields, including:

1. Communication Systems: Used for frequency synthesis in wireless communication systems, such as cellular networks and satellite communication.
2. Radar Systems: Enables precise signal generation in radar systems for target detection and tracking.
3. Test Equipment: Utilized in test and measurement equipment to generate accurate reference signals for calibration and analysis purposes.

Detailed and Complete Alternative Models

1. Model XYZ123: Offers similar performance and features with a higher pin count for enhanced system integration.
2. Model ABC456: Provides comparable specifications at a lower cost, suitable for budget-conscious applications.
3. Model DEF789: Designed for ultra-low phase noise requirements, ideal for critical applications demanding exceptional signal purity.

(Note: The alternative models mentioned above are for illustrative purposes only and may not represent actual products.)

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