The STW81102AT by STMicroelectronics is a highly integrated multi-band RF synthesizer and voltage-controlled oscillator (VCO) designed to address a wide range of wireless applications. This versatile device includes two integer-N frequency synthesizers with integrated VCOs, providing a comprehensive solution for generating local oscillator (LO) signals for uplink and downlink channels in wireless communication systems.

Key Features

• Wide frequency range: The STW81102AT covers an extensive frequency range, making it suitable for various communication standards.
• Dual synthesizers: With two independent synthesizers, this device supports complex radio architectures that require separate LO signals.
• Low phase noise: The device delivers excellent phase noise performance, ensuring high-quality signal generation for sensitive RF applications.
• Programmable charge pump currents: Users can configure the charge pump currents to optimize the performance for specific loop filter designs.
• Flexible reference input: The STW81102AT can work with a wide range of reference frequencies, accommodating various system clock sources.
• Power-down mode: An integrated power-down mode helps to reduce power consumption when the device is not in use, contributing to energy-efficient designs.
• Serial interface: A 3-wire serial interface allows for easy programming and control of the device parameters.

Applications

The STW81102AT is ideal for a variety of applications, including:

• Base stations for mobile communications
• Wireless LANs and broadband data systems
• Portable radio equipment
• Test and measurement equipment

Package and Quality

The STW81102AT is available in a compact VFQFPN 32 (5x5 mm) package, which is suitable for space-constrained applications. STMicroelectronics is committed to delivering high-quality products, and the STW81102AT is no exception, meeting stringent industry standards for performance and reliability.