SN74HC20NS

Inverter Gates Overview

The SN74HC20NS is a dual four-input positive-NAND gate manufactured by Texas Instruments. It utilizes advanced CMOS technology and operates within a supply voltage range of 2 V to 6 V. The device features push-pull outputs with a maximum low-level output current of 5.2 mA and a maximum high-level output current of -5.2 mA. Propagation delay varies from 18 ns at 4.5 V to 15 ns at 6 V. It is housed in a 14-pin Small-Outline Package (SOP) and supports an operating temperature range of -40°C to 85°C.

Inverter Gates Feature Summary

• Dual four-input NAND logic configuration
• CMOS technology for low power consumption
• Push-pull output structure

Inverter Gates Applications

• Digital logic signal processing
• Microcontroller peripheral interfacing
• General-purpose combinational logic circuits

Inverter Gates Procurement Notes

Verify the specific package suffix 'N' corresponds to the SOP-14 housing on official datasheets. Confirm RoHS compliance status and check for lead-free manufacturing details. Ensure the ordering part number matches the exact tape-and-reel or tube quantity requirements for your assembly line. Validate that the voltage and temperature ratings align with your system design constraints before finalizing procurement.

Inverter Gates Selection Notes

Select this component when a dual four-input NAND function is required in surface-mount applications. It serves as a direct replacement for legacy 74LS20 designs, offering faster switching speeds and lower power dissipation. Consider the 14-pin SOP footprint for PCB layout compatibility. Verify input voltage levels match the logic family standards of the driving circuitry to ensure reliable operation across the specified temperature range.

Inverter Gates Part Context

This part belongs to the Texas Instruments 74HC series of high-speed CMOS logic devices. The HC series provides performance comparable to standard TTL but with significantly reduced power consumption. The SN74HC20NS specifically implements the NAND logic function, widely used in digital systems for implementing Boolean operations and controlling signal paths in complex integrated circuits.

Inverter Gates Replacement Considerations

SN74HC20DR: Alternative SOIC-14 package variant. SN74HC20PW: TSSOP-14 package alternative. SN74HC20N: PDIP-14 through-hole version.