SN74CBT32245ZKER

Overview

The SN74CBT32245ZKER is a 32-bit FET bus switch manufactured by Texas Instruments. It features eight independent 1:1 switches in a single package, providing bidirectional data transmission capabilities. The device operates within a voltage range of 1.65V to 3.6V and utilizes a 96-pin Microstar BGA package. Designed for low power consumption, it supports high-speed signal switching with minimal propagation delay. The component is suitable for applications requiring efficient data routing in portable and battery-powered systems.

Feature Summary

• Provides eight independent 1:1 bidirectional bus switches for flexible data routing
• Operates across a wide supply voltage range from 1.65V to 3.6V
• Features low on-resistance for efficient signal transmission
• Supports hot-insertion without causing current surges

Applications

• Portable consumer electronics such as mobile phones and tablets
• Battery-powered devices requiring low power management
• High-speed data buses in communication equipment
• Memory card interfaces and storage systems

Procurement Notes

Verify the obsolete status of this specific part number before procurement planning. Confirm availability of qualified substitutes or alternative packages from Texas Instruments. Ensure that any replacement components meet the same electrical specifications and pinout requirements for your design. Check for RoHS compliance and lead-free manufacturing standards if required by your project regulations.

Selection Notes

Consider the SN74CBT32245ZKER for designs needing multiple independent bus switches in a compact form factor. Its low voltage operation makes it ideal for modern low-power systems. Evaluate the 96-pin BGA package constraints regarding PCB layout and thermal management. Compare performance metrics like on-resistance and propagation delay against other available bus switches to ensure compatibility with your system's speed requirements.

Part Context

This component belongs to Texas Instruments' SN74CBT series of digital bus switches. These devices are designed for high-speed, low-voltage applications where space and power efficiency are critical. The series offers various configurations to suit different data bus widths and interface requirements. The SN74CBT32245ZKER specifically addresses the need for dense, multi-channel switching in small footprints.

Replacement Considerations

The SN74CBT32245ZKER is listed as obsolete. Potential substitutes include similar Texas Instruments bus switches like the SN74CBT34X245DBBR. Verify functional equivalence and package compatibility when selecting an alternative.