SNJ54LS21FK

$14.53

Description：IC AND DUAL 4-INP
Series：*
Mfr：Texas Instruments
Package：Bulk

SKU:1cfda19fd944 Category: Gates and Inverters Brand: Texas Instruments

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Product introduction

SNJ54LS21FK is listed in the Inverter Gates range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC AND DUAL 4-INP. Review the specifications below when checking this part for your BOM.

Inverter Gates specifications for SNJ54LS21FK

Description：IC AND DUAL 4-INP
Series：*
Mfr：Texas Instruments
Package：Bulk
Logic Type：-
Number of Circuits：-
Number of Inputs：-
Features：-
Voltage - Supply：-
Current - Quiescent (Max)：-
Current - Output High, Low：-
Input Logic Level - Low：-
Input Logic Level - High：-
Max Propagation Delay @ V, Max CL：-
Operating Temperature：-
Mounting Type：-
Supplier Device Package：-
Package / Case：-
Grade：-
Qualification：-

Inverter Gates datasheet and documents for SNJ54LS21FK

SNJ54LS21FK

Inverter Gates Overview

The SNJ54LS21FK is a military-grade dual 4-input positive-AND gate manufactured by Texas Instruments. It operates within a temperature range of -55°C to 125°C and utilizes a 20-pin LCCC package. The device contains two independent AND gates, each with four inputs. It belongs to the LS logic family and is designed for high-reliability applications requiring strict environmental tolerance.

Inverter Gates Feature Summary

Military-grade construction for extreme environments
Dual independent 4-input AND logic functions
Hermetically sealed ceramic packaging

Inverter Gates Applications

Aerospace computing systems
Defense communication equipment
High-reliability industrial control units

Inverter Gates Procurement Notes

Verify the specific ordering suffix against the manufacturer's current Package Option Addendum to confirm lead finish and RoHS status. Ensure the procurement channel provides traceability documentation required for military specifications. Confirm that the received components match the exact part marking specified in the datasheet.

Inverter Gates Selection Notes

Select this component when designing circuits that require dual 4-input AND functionality under harsh thermal conditions. The LCCC package offers robust mechanical stability. Verify that the system power supply aligns with standard TTL voltage levels compatible with the LS series logic family.

Inverter Gates Part Context

This part is a variant of the SN54LS21 series, specifically configured for military qualification. It shares logical functionality with commercial counterparts but differs in manufacturing standards and environmental testing protocols. The FK suffix denotes the 20-lead Leadless Ceramic Chip Carrier package type.

Inverter Gates Replacement Considerations

Direct replacements include other SNJ54LS21 variants such as SNJ54LS21J or SNJ54LS21W, provided the package footprint matches the design constraints. Cross-family substitutions require careful evaluation of speed and power consumption differences.

Explore related parts through Logic, Integrated Circuits (ICs), all product categories, ChipApex homepage.

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