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RT2463B7TR7

RT2463B7TR7 Description

The RT2463B7TR7 from CTS Resistor Products is a high-performance 18-resistor network designed for precision termination in DDR SDRAM applications. Housed in a compact 36-pin surface-mount package, it features a 33Ω resistance per element with a tight ±1% tolerance and a ±200ppm/°C temperature coefficient, ensuring stable performance across varying thermal conditions. The device operates at 50mW power per element and is part of the ClearONE™ series, known for its reliability in high-speed memory systems. With a 0.354" x 0.157" (9.00mm x 4.00mm) footprint and a low-profile 1.34mm height, it is optimized for space-constrained PCB designs.

RT2463B7TR7 Features

• Dual-Terminator Circuit: Ideal for DDR memory buses, reducing signal reflections and improving signal integrity.
• RoHS Compliant & REACH Unaffected: Meets environmental regulations without compromising performance.
• Tape & Reel Packaging: Facilitates automated assembly processes, enhancing manufacturing efficiency.
• Moisture Sensitivity Level (MSL) 1: Suitable for extended storage and handling without dry packing requirements.
• Obsolete Status: While discontinued, it remains a robust choice for legacy designs or specific DDR applications.

RT2463B7TR7 Applications

This resistor network excels in:

• DDR2/DDR3 SDRAM Modules: Provides precise termination for address/control lines, minimizing overshoot and crosstalk.
• High-Speed Digital Systems: Ensures impedance matching in clock and data lines for reduced EMI.
• Embedded Memory Interfaces: Critical for industrial and telecom equipment requiring long-term signal stability.

Conclusion of RT2463B7TR7

The RT2463B7TR7 offers a balanced combination of precision, compactness, and thermal stability, making it a dependable solution for DDR memory termination. Its dual-terminator design and compliance with industry standards cater to demanding high-speed applications, though designers should note its obsolete status and plan for alternatives in new projects. For legacy systems or specific DDR implementations, it remains a technically sound choice.