Analog Devices Inc. LTC6957IDD-3 Clock Buffer

The LTC6957IDD-3 from Analog Devices Inc. is a high-performance, low phase noise clock buffer designed for precision timing applications. This versatile device can be used to distribute a single reference clock to multiple destinations while preserving signal integrity and timing accuracy. The LTC6957IDD-3 is part of a family of clock distribution ICs that provide low additive jitter, high isolation between outputs, and precise output-to-output skew control.

Featuring a wide input frequency range from 0Hz to 300MHz, the LTC6957IDD-3 is capable of accepting a variety of clock signals, making it an ideal choice for complex systems that require a stable and reliable clocking scheme. The device also boasts a low additive phase noise of -162dBc/Hz at 10kHz offset, ensuring minimal impact on the system's phase noise performance.

The LTC6957IDD-3 comes in a compact 12-lead plastic DFN package with a 4mm x 3mm footprint, allowing for efficient use of board space in dense circuit designs. The IC operates over a temperature range of -40°C to 85°C, providing reliable performance across a wide range of environmental conditions.

Key features of the LTC6957IDD-3 include:

• Low additive phase noise for high-performance applications
• High isolation between outputs to minimize crosstalk
• Precise output-to-output skew control for synchronized clock distribution
• Wide input frequency range to accommodate various clock sources
• Single-ended or differential input capability for design flexibility
• CMOS output logic levels compatible with a variety of digital circuits
• Power supply voltage range from 2.25V to 3.6V

The LTC6957IDD-3 is an excellent choice for applications such as data acquisition systems, test and measurement equipment, wireless infrastructure, and other advanced communication systems that demand precise and stable clock distribution networks. With its robust feature set and performance specifications, the LTC6957IDD-3 helps to ensure the integrity of the timing signals throughout the system, leading to improved overall performance and reliability.