The ISP1509AETTM is a single-chip USB On-The-Go (OTG) controller with integrated PHY. It is manufactured by ST-Ericsson. This device enables USB OTG functionality in embedded systems, allowing devices to act as both USB hosts and USB devices.

Applications

• Mobile Phones: Enables USB OTG functionality for connecting peripherals like USB drives or keyboards.
• Tablets: Allows tablets to connect to USB devices without requiring a PC as an intermediary.
• Portable Media Players: Facilitates direct connection to USB storage devices.
• Embedded Systems: Integrated into embedded systems requiring USB host and device capabilities.
• Automotive Infotainment: Used in car infotainment systems to connect to USB devices.

Features

• USB OTG Controller: Supports both USB host and USB device modes.
• Integrated PHY: Includes physical layer circuitry for USB communication.
• Low Power Consumption: Designed for energy-efficient operation in portable devices.
• Compliant with USB Specifications: Adheres to USB 2.0 and OTG specifications.
• Small Package: Facilitates integration into compact electronic devices.

Benefits

• Enhanced Connectivity: Enables flexible connection options for embedded systems.
• Reduced System Cost: Integration reduces the need for external components.
• Extended Battery Life: Low power consumption minimizes battery drain.
• Simplified Design: Integrated PHY simplifies board layout and reduces design complexity.
• Broad Compatibility: Complies with USB standards, ensuring compatibility with a wide range of devices.

Technical Specifications

The ISP1509AETTM supports USB 2.0 High-Speed OTG. It features integrated transceivers and supports various power-saving modes. The device operates from a 3.3V supply and is available in a QFN package. Key electrical characteristics include low active and standby current consumption.

The ISP1509AETTM is a versatile solution for adding USB OTG functionality to a variety of electronic devices. Its integrated PHY and low power consumption make it well-suited for portable applications.