LMX2531LQX2080E/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Frequency Synthesizer

Characteristics: - High-performance frequency synthesizer - Low power consumption - Wide frequency range - Compact size - Easy integration into various electronic systems

Package: QFN-20

Essence: The LMX2531LQX2080E/NOPB is a highly versatile frequency synthesizer IC that offers precise frequency synthesis for a wide range of applications. It provides excellent performance, low power consumption, and compact size, making it suitable for integration into various electronic systems.

Packaging/Quantity: The LMX2531LQX2080E/NOPB is available in a QFN-20 package. Each package contains one IC.

Specifications

• Frequency Range: 10 MHz to 6 GHz
• Output Power: Adjustable from -4 dBm to +5 dBm
• Phase Noise: -120 dBc/Hz at 1 MHz offset
• Supply Voltage: 2.7 V to 3.6 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LMX2531LQX2080E/NOPB has the following pin configuration:

1. VDDA: Analog power supply
2. VDDC: Digital power supply
3. GND: Ground
4. XTALN: Crystal oscillator input
5. XTALP: Crystal oscillator input
6. NC: No connection
7. NC: No connection
8. NC: No connection
9. NC: No connection
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection

Functional Features

• Frequency synthesis with high accuracy and stability
• Programmable frequency divider
• Low phase noise output signal
• Fast frequency hopping capability
• Integrated voltage-controlled oscillator (VCO)
• Serial interface for easy control and configuration

Advantages and Disadvantages

Advantages: - High-performance frequency synthesis - Wide frequency range - Low power consumption - Compact size for easy integration - Excellent phase noise characteristics - Flexible frequency programming options

Disadvantages: - Limited number of available pins for external connections - Requires an external crystal oscillator for operation

Working Principles

The LMX2531LQX2080E/NOPB operates based on the principle of phase-locked loop (PLL) frequency synthesis. It uses a reference frequency input and a programmable frequency divider to generate a highly accurate and stable output frequency. The integrated VCO allows for fine-tuning of the output frequency. The IC also incorporates advanced circuitry to minimize phase noise, ensuring a clean and reliable output signal.

Detailed Application Field Plans

The LMX2531LQX2080E/NOPB is suitable for various applications that require precise frequency synthesis. Some potential application fields include:

1. Wireless Communication Systems: The IC can be used in wireless communication systems such as cellular networks, Wi-Fi routers, and satellite communication systems to generate stable carrier frequencies.

2. Radar Systems: The LMX2531LQX2080E/NOPB can be employed in radar systems for accurate frequency generation, enabling precise target detection and tracking.

3. Test and Measurement Equipment: The IC finds utility in test and measurement equipment, including spectrum analyzers, signal generators, and frequency counters, ensuring accurate and reliable measurements.

4. Radio Frequency Identification (RFID): The IC can be utilized in RFID systems for generating the required frequencies for communication between tags and readers.

Detailed and Complete Alternative Models

1. LMX2595: A high-performance frequency synthesizer with a wide frequency range and low phase noise. It offers advanced features such as integrated fractional-N PLL and on-chip VCO.

2. ADF4351: A versatile frequency synthesizer IC that provides excellent phase noise performance and fast frequency hopping capability. It offers a wide frequency range and programmable output power.

3. MAX2870: An ultra-wideband frequency synthesizer IC with a frequency range up to 6 GHz. It offers low phase noise and high-frequency resolution, making it suitable for various wireless communication applications.

4. HMC830: A high-performance frequency synthesizer IC designed for applications requiring low phase noise and wide frequency range. It offers flexible frequency programming options and integrated VCO.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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