Product Overview: LMX2487ESQ/NOPB

The LMX2487ESQ/NOPB from Texas Instruments is a high-performance, low-noise frequency synthesizer system that integrates a delta-sigma fractional-N PLL (phase-locked loop) along with an integer-N PLL. This advanced synthesizer is designed to generate a stable, precise frequency signal for a wide range of communication applications. The device comes in a surface-mount package and is part of the LMX family of clock generation and distribution devices.

Key Features

• Frequency Range: The LMX2487 is capable of operating at a wide frequency range, making it suitable for various applications, including wireless infrastructure, test equipment, and satellite communications.
• Low Phase Noise: With its low phase noise performance, the LMX2487ESQ/NOPB ensures high signal integrity, which is critical for maintaining the quality of communication signals.
• Dual PLL Structure: The integration of both fractional-N and integer-N PLLs allows for fine frequency resolution while maintaining excellent noise performance.
• Programmability: The device features programmable charge pump currents, phase detector polarity, and a variety of other parameters, enabling customization for specific system requirements.
• Power Supply: The LMX2487ESQ/NOPB operates from a single 2.85V to 3.15V power supply, which helps to simplify power management in system design.
• FastLock Mode: The FastLock mode of the PLL reduces the lock time, which is beneficial for applications that require quick frequency changes.
• Serial Interface: It includes a MICROWIRE-compatible serial interface for easy programming and control.

Applications

The versatility of the LMX2487ESQ/NOPB makes it an ideal choice for a variety of applications, including but not limited to:

• Wireless base stations
• RFID readers
• Test and measurement equipment
• Satellite communication systems
• Other RF-related applications

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability, and the LMX2487ESQ/NOPB is no exception. It is designed to meet the rigorous standards required by communication equipment manufacturers, ensuring long-term performance and stability.