The PCI1420ZHK is a high-performance, CardBus controller designed by Texas Instruments to interface with the PCI bus. This advanced IC is an essential component for enabling connectivity in notebook computers and other portable devices where expansion capabilities are required. With its support for the CardBus standard, the PCI1420ZHK offers a robust solution for adding peripherals such as network cards, modems, and other types of interface cards.

Key Features

• PCI Bus Compatibility: Designed to comply with PCI Local Bus Specification Revision 2.2, this controller ensures seamless integration with the PCI bus architecture.
• Dual-Slot Support: The PCI1420ZHK can accommodate two independent CardBus sockets, allowing for simultaneous operation of multiple expansion cards.
• High-Performance Interface: With support for 32-bit CardBus cards, the controller provides high-speed data transfers and efficient performance.
• Low Power Consumption: Ideal for battery-powered devices, it features low power requirements to help preserve battery life.
• ZV Port Support: Includes Zoomed Video (ZV) port support, allowing for the direct transfer of video data to reduce CPU loading.
• Advanced Configuration: Offers extensive configuration options through the PCI configuration space, giving system designers flexibility in their designs.

Applications

The PCI1420ZHK is suited for a wide range of applications, particularly in portable computing devices where expansion capabilities are a key requirement. It is commonly used in:

• Notebook computers
• Mobile workstations
• Portable docking stations
• Embedded systems

Technical Specifications

The device comes in a 209-Ball MicroStar Junior BGA (GHK) package and operates over an industrial temperature range. It requires a 3.3V power supply for its core logic, while being 5V tolerant for card insertion. The PCI1420ZHK is designed to be compliant with the PC Card Standard, ensuring compatibility with a wide array of CardBus cards.

Manufacturer Support and Resources

Texas Instruments provides comprehensive support for the PCI1420ZHK, including detailed datasheets, technical documentation, and application notes. Designers and engineers can access these resources through the Texas Instruments website to facilitate the integration of the controller into their systems.