MC74LCX16240DT

Overview

The MC74LCX16240DT is a 16-bit CMOS buffer and line driver manufactured by onsemi. It operates within a supply voltage range of 2 V to 3.6 V, featuring 16 input channels and three-state outputs. The device provides high drive capability with output currents of ±24 mA. Propagation delay is specified at 5.3 ns at 2.7 V. It supports surface-mount installation in a TSSOP-48 package, operating reliably between -40 °C and +85 °C.

Feature Summary

• Provides 16-bit buffering for low-voltage digital signals
• Features three-state outputs for bus-oriented applications
• Supports wide supply voltage operation from 2 V to 3.6 V

Applications

• Bus-oriented systems requiring signal buffering
• Memory mapping control circuits
• Clock drivers and timing buffers

Procurement Notes

Verify the specific suffix 'DT' against official datasheets to confirm the exact package type and tape/reel specifications. Ensure compatibility with design-in requirements regarding thermal performance and pinout configuration before finalizing procurement decisions.

Selection Notes

Select this component for designs requiring 16-channel buffering with low power consumption and high-speed performance. Consider the TSSOP-48 package constraints and verify that the 2 V to 3.6 V supply range aligns with the system's voltage rails and noise immunity requirements.

Part Context

This part belongs to the LCX family of low-voltage CMOS logic devices. It serves as a high-performance alternative to older logic families, offering faster switching speeds and lower power dissipation while maintaining compatibility with standard digital interfaces.

Replacement Considerations

Check for direct replacements such as MC74LCX16240DTR2G or MC74LCX16240MTCX. Verify pinout compatibility and electrical specifications when substituting.