SN74CB3Q16244DLR: High-Bandwidth FET Bus Switch from Texas Instruments

The SN74CB3Q16244DLR is a high-performance, 16-bit FET bus switch designed with a low on-state resistance, making it an ideal choice for applications that require minimal signal distortion and high bandwidth. Manufactured by Texas Instruments, this device is part of the SN74 series, renowned for its reliability and versatility in various electronic circuits.

This bus switch features a 5-V tolerant input, which allows for interface flexibility between 3.3-V and 5-V systems. The SN74CB3Q16244DLR is equipped with a bus-hold feature on the data inputs, which eliminates the need for external pull-up or pull-down resistors and ensures a stable state when inputs are left floating.

With its low on-state resistance of typically 5 Ω, the SN74CB3Q16244DLR provides a high signal integrity with minimal insertion loss, making it perfect for switching applications in data communication, telecommunication, and computing systems where high speed and low power are essential. It supports bidirectional data flow with near-zero propagation delay and has a maximum data rate of 500 Mbps, ensuring swift data transfer without compromising signal quality.

The device is offered in a 48-pin SSOP (DL) package, which saves space on printed circuit boards and is suitable for surface-mount technology (SMT). Its operating temperature range is from -40°C to 85°C, allowing it to perform reliably in a diverse range of environments.

For ease of use, the SN74CB3Q16244DLR includes control inputs that are compatible with TTL levels, enabling direct interfacing with a wide range of logic families. The switch also features a low quiescent power consumption, contributing to the energy efficiency of the overall system.

Overall, the SN74CB3Q16244DLR is a testament to Texas Instruments' commitment to providing high-quality, innovative components. Its combination of low on-state resistance, high bandwidth, and robust design makes it a go-to solution for engineers looking to optimize the performance and reliability of their digital switching applications.