SN74LS20NE4

Inverter Gates Overview

The SN74LS20NE4 is a dual 4-input positive NAND gate manufactured by Texas Instruments. It operates within a supply voltage range of 4.75 V to 5.25 V and supports an operating temperature range of 0°C to +70°C. The device features a propagation delay of 22 ns, a low-level output current of 16 mA, and a high-level output current of -0.4 mA. It is housed in a 14-pin PDIP package with through-hole mounting.

Inverter Gates Feature Summary

• Contains two independent four-input NAND logic gates
• Supports standard TTL input and output levels
• Provides robust low-level output drive capability

Inverter Gates Applications

• Digital logic circuit design
• Microcontroller system interfacing
• General-purpose Boolean logic implementation

Inverter Gates Procurement Notes

Verify the RoHS compliance status and lead finish (NIPDAU) against specific project requirements. Confirm that the PDIP-14 through-hole package aligns with the target PCB footprint and assembly process. Ensure the commercial temperature range meets environmental constraints.

Inverter Gates Selection Notes

Select this component for applications requiring standard LS-TTL performance with multiple inputs per gate. Consider alternative packages such as SOIC or SOP if surface-mount technology is preferred. Evaluate power consumption and speed requirements against other members of the 74LS family.

Inverter Gates Part Context

This part belongs to the Texas Instruments 74LS series of logic integrated circuits. It serves as a fundamental building block for digital systems, providing reliable NAND functionality. The NE4 suffix indicates a specific manufacturing variant compliant with environmental directives.

Inverter Gates Replacement Considerations

SN74LS20N

Inverter Gates FAQ

What is the maximum low-level output current?

The maximum low-level output current is 16 mA.

Does the SN74LS20NE4 include Schmitt trigger inputs?

No, the device does not feature Schmitt trigger inputs.