SN74HCT138NSAlternatives & Equivalent Parts
About SN74HCT138NS
SN74HCT138NS is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SN74HCT138NSSource | SN74HCT138D |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 |
| Temperature Range | — | -40.0°C ~ 85.0°C |
| Price | — | $0.1150 |
| Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE |
| Electrical Parameters | ||
| YTEOL | — | 0 |
| Additional Feature | — | TWO ACTIVE-LOW AND ONE ACTIVE-HIGH ENABLE INPUTS |
| Family | — | HCT |
| Input Conditioning | — | STANDARD |
| JESD-30 Code | — | R-PDSO-G16 |
| JESD-609 Code | — | e4 |
| Load Capacitance (CL) | — | 50 pF |
| Logic IC Type | — | 3-LINE TO 8-LINE DECODER |
| Max I(ol) | — | 0.004 A |
| Number of Bits | — | 8 |
| Number of Functions | — | 1 |
| Output Polarity | — | INVERTED |
| Package Body Material | — | PLASTIC/EPOXY |
| Package Equivalence Code | — | SOP16,.25 |
| Package Shape | — | RECTANGULAR |
| Package Style | — | SMALL OUTLINE |
| Packing Method | — | TUBE |
| Peak Reflow Temperature (Cel) | — | 260 |
| Power Supply Current-Max (ICC) | — | 0.08 mA |
| Prop. Delay@Nom-Sup | — | 45 ns |
| Propagation Delay (tpd) | — | 45 ns |
| Qualification Status | — | Not Qualified |
| Supply Voltage-Max (Vsup) | — | 5.5 V |
| Supply Voltage-Min (Vsup) | — | 4.5 V |
| Supply Voltage-Nom (Vsup) | — | 5 V |
| Surface Mount | — | YES |
| Technology | — | CMOS |
| Temperature Grade | — | INDUSTRIAL |
| Terminal Finish | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | — | GULL WING |
| Terminal Pitch | — | 1.27 mm |
| Terminal Position | — | DUAL |
| Time@Peak Reflow Temperature-Max (s) | — | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for SN74HCT138NS is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SN74HCT138NS replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to SN74HCT138NS?
Known equivalents for SN74HCT138NS include SN74HCT138D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HCT138NS?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SN74HCT138NS alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.