The 74ALVCH16823DGG is a high-performance, low-voltage 18-bit universal bus driver with 3-state outputs, designed and manufactured by NXP Semiconductors. This integrated circuit is part of the Advanced Low-Voltage CMOS High-Speed (ALVCH) family, known for its robustness and speed, making it an excellent choice for interfacing with high-speed buses in communication, computing, and industrial applications.

Key Features

• High-Speed Operation: The device operates at a voltage range of 1.65V to 3.6V, providing high-speed data transfer with a typical t<sub>pd of 3.8ns at 3.3V.
• Low Power Consumption: With its CMOS low power consumption, the 74ALVCH16823DGG minimizes power usage, making it suitable for power-sensitive applications.
• 18-Bit Bus Interface: It features two sets of nine-bit bus drivers with 3-state outputs, which can be used independently or tied together for a full 18-bit width, providing flexibility in bus management.
• Bus-Hold Data Inputs: The bus-hold circuitry on the data inputs eliminates the need for external pull-up or pull-down resistors, simplifying board design and reducing component count.
• Live Insertion and Extraction: The device supports live insertion and extraction, minimizing glitches on the bus during hot-swapping.
• Output Drive Capability: The outputs can drive up to 24mA, providing good signal integrity with the ability to drive multiple loads.
• ESD Protection: Enhanced Electrostatic Discharge (ESD) protection exceeds JESD 22, ensuring reliability and longevity in harsh environments.
• Package: Housed in a 56-pin TSSOP (DGG) package, the 74ALVCH16823DGG offers a compact footprint for space-constrained applications.

Applications

The 74ALVCH16823DGG is ideal for a variety of applications that require high-speed data paths and bus management, such as:

• Memory interfacing in servers and workstations
• Communication infrastructure
• Data processing and computing
• Industrial control systems

Conclusion

With its combination of speed, power efficiency, and robust feature set, the NXP 74ALVCH16823DGG stands out as a versatile component for designers looking to optimize their high-speed digital interfaces. Its compatibility with low-voltage operation and protective features ensures reliable performance across a wide range of applications.