SN74LS299DW

Shift Registers Overview

The SN74LS299DW is a universal shift/store register manufactured by Texas Instruments, not onsemi. It features an 8-bit architecture with serial and parallel input/output capabilities. The device operates within a supply voltage range of 4.75 V to 5.25 V and supports a propagation delay of 39 ns. It utilizes a 20-SOIC surface-mount package and functions within a commercial temperature range of 0°C to +70°C. The logic series is LS (Low-power Schottky), employing bipolar technology with three-state outputs for bus-oriented applications.

Shift Registers Feature Summary

• Universal shift and store functionality supporting serial/parallel data transfer modes
• Three-state outputs designed for direct connection to system buses
• Asynchronous clear capability for immediate reset operations

Shift Registers Applications

• Data storage in digital systems requiring bidirectional shift operations
• Bus-oriented memory applications utilizing three-state output buffering
• Parallel-to-serial and serial-to-parallel conversion circuits

Shift Registers Procurement Notes

Verify the manufacturer designation carefully, as the SN74LS299DW is produced by Texas Instruments. Confirm that the requested component matches the specific logic family and package requirements for your design. Ensure compatibility with existing inventory sources before proceeding with procurement actions.

Shift Registers Selection Notes

Select this component when a universal shift register with three-state outputs is required for bus interfacing. Consider the LS logic family characteristics regarding speed and power consumption relative to other available options. Verify that the SOIC-20 package fits the board layout constraints and thermal requirements of the target application.

Shift Registers Part Context

This part belongs to the standard 74LS logic family, widely used in general-purpose digital electronics. The SN74LS299 specifically provides versatile data handling capabilities compared to basic shift registers. Its inclusion in the Texas Instruments portfolio ensures availability across various electronic distribution channels.

Shift Registers Replacement Considerations

• SN74LS299N
• SN74F299DWR

Shift Registers FAQ

Is the SN74LS299DW manufactured by onsemi?

No, the SN74LS299DW is manufactured by Texas Instruments.

What type of outputs does the SN74LS299 provide?

It provides three-state outputs suitable for bus-driven applications.