NXP ISP1161ABD Full-Speed USB Host Controller

The NXP ISP1161ABD is a versatile and high-performance USB host controller designed for a wide range of applications. This advanced semiconductor device is specifically engineered to provide a reliable interface for USB 1.1 full-speed (12 Mbps) communications. It is an ideal solution for embedded systems that require USB connectivity to various peripherals such as keyboards, mice, printers, and storage devices.

At the heart of the ISP1161ABD lies a powerful host controller that is compliant with the Universal Serial Bus Specification Rev. 1.1 and the Open Host Controller Interface (OHCI) Specification for full-speed USB. The controller is capable of handling data transfer rates of up to 12 Mbps, ensuring quick and efficient communication with connected USB devices.

The ISP1161ABD features an integrated transceiver and a 5V to 3.3V voltage regulator, which simplifies the design and reduces the overall system cost by minimizing the number of external components required. Additionally, it supports both root hub and external hub configurations, giving designers the flexibility to create scalable USB systems that can accommodate a growing number of peripherals.

For developers, the ISP1161ABD offers an easy-to-use programming interface and is supported by a comprehensive set of software drivers that facilitate rapid development and integration into various operating systems. The device also includes advanced features such as downstream port power control and overcurrent sensing, which contribute to system reliability and user safety.

The ISP1161ABD is housed in a compact LQFP-64 package, making it suitable for space-constrained applications. Its low-power consumption and energy-saving suspend/resume functions make it an environmentally friendly choice for battery-powered devices.

In summary, the NXP ISP1161ABD is a robust and cost-effective USB host controller that offers excellent performance for a variety of applications. Its full-speed USB capability, ease of integration, and advanced features make it a go-to choice for designers looking to add USB functionality to their embedded systems.