FST16210MTD

Overview

The FST16210MTD is a 16-bit bus switch manufactured by Fairchild Semiconductor. It provides high-speed CMOS and TTL-compatible bus switching capabilities. The device features low on-resistance to minimize propagation delay and ground bounce noise. It includes undershoot protection hardened to -2V on ports A and B. The switch incorporates 25-ohm series resistors in the outputs. Control inputs are compatible with TTL logic levels. The component operates with minimal supply current and ensures zero bounce in flow-through mode.

Feature Summary

• Provides 16 bits of high-speed CMOS and TTL-compatible bus switching
• Features undershoot protection hardened to -2V on both port A and port B
• Incorporates 25-ohm series resistors within the output paths
• Maintains low on-resistance to prevent signal disruption and additional ground bounce

Applications

• High-speed data bus switching applications
• Portable equipment requiring low power consumption
• Systems utilizing TTL-compatible control logic

Procurement Notes

Verify the manufacturer designation as Fairchild Semiconductor or its successor entities, such as ON Semiconductor, due to corporate acquisitions. Confirm the package type matches the MTD suffix specification. Ensure the datasheet version aligns with the specific production lot requirements for your design implementation.

Selection Notes

Select this component when a 16-bit wide bus interface is required. The low on-resistance makes it suitable for maintaining signal integrity in high-speed environments. Verify that the control voltage levels match the system's TTL logic standards. Consider the -2V undershoot tolerance if interfacing with signals exhibiting negative transients.

Part Context

This part belongs to the FSTU162xx family of bus switches. These devices are designed for efficient data routing in digital systems. The family offers various bit widths and configuration options. The FST16210 specifically addresses 16-bit switching needs with integrated series resistance for noise suppression.

Replacement Considerations

Consult official substitution lists from the current manufacturer. Verify pin compatibility and electrical characteristics before replacing. Cross-reference with similar models like the FSTU16245 for functional equivalence.