Alternatives to Texas Instruments SN74HC138DR
Texas Instruments SN74HC138DR and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.
 SN74HC138DRTexas Instruments |  MC74HC138ADR2Gonsemi |  74HC138D,653Nexperia USA Inc. | +3more | |
|---|---|---|---|---|
| FFF Compatibility | Standard 16-SOIC footprint with identical pin assignments (16 pins, identical logic and power pins).Identical package dimensions (16-SOIC, 3.90mm width).Identical logic behavior (3-to-8 decoder), same 2V to 6V supply range, and identical 5.2mA output drive. | Identical 16-SOIC pinout assignment and mechanical layout.Standard SO16 (SOT109-1) package conforming to the same physical dimensions.Matches all electrical performance, supply range (2V to 6V), and drive current specs (5.2mA). | ||
 AI Summary | SN74HC138DR by Texas Instruments: Decoder/Demultiplexer 1 x 3:8 16-SOIC. | This onsemi part is an industry-standard direct second-source for the SN74HC138DR. It features identical logical behavior, the same supply voltage range, and the same drive capacity but offers a broader operating temperature range.
| The Nexperia alternative is an industry-standard, highly reliable direct substitute. It offers exact physical and electrical drop-in capability with an expanded maximum operating temperature.
| |
| Lifecycle Status | Active | Active | Active | |
| Market Availability | In stock | In stock | In stock | |
| REACH | REACH | REACH | REACH | |
| RoHS | RoHS | RoHS | RoHS | |
| Description | Decoder/Demultiplexer 1 x 3:8 16-SOIC | Decoder/Demultiplexer 1 x 3:8 16-SOIC | Decoder/Demultiplexer 1 x 3:8 16-SO | |
| Manufacturer | Texas Instruments | onsemi | Nexperia USA Inc. | |
| Type | Logic | Logic | Logic | |
| Datasheet | Open | Open | Open | |
| Lead Time | 16 weeks | 27 weeks | 20 weeks | |
| Country of Origin | MX, CN, MY, US | - | - | |
| Export Control Class Number | EAR99 | EAR99 | EAR99 | |
| HTSUS Code | 8542.39.0070 | - | - | |
| Moisture Sensitivity Level | 1 (Unlimited) | - | - | |
| Type | Decoder/Demultiplexer | - | - | |
| Circuit | 1 x 3:8 | - | - | |
| Mounting Type | Surface Mount | - | - | |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | - | - | |
| Voltage - Supply | 2V ~ 6V | - | - | |
| Independent Circuits | 1 | - | - | |
| Operating Temperature | -40°C ~ 85°C | - | - | |
| Voltage Supply Source | Single Supply | - | - |
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Related parts
| Part | Market availability | Lifecycle | Alternatives available |
|---|---|---|---|
 SN74HC138DTexas Instruments | In stock | Obsolete | 4Alternatives availableSee Alternatives |
| SN74HCT138DTexas Instruments | In stock | Obsolete | 4Alternatives availableSee Alternatives |
 SN74HCT138PWTexas Instruments | In stock | Obsolete | 4Alternatives availableSee Alternatives |
 SN74AHC14DTexas Instruments | In stock | Obsolete | 4Alternatives availableSee Alternatives |
 SN74HC139NTexas Instruments | In stock | Active | 5Alternatives availableSee Alternatives |
 SN74AHCT1G32DBVRTexas Instruments | In stock | Active | 5Alternatives availableSee Alternatives |
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Frequently asked questions
Yes. The Texas Instruments SN74HC138DR is active and in production. The parts listed here are qualified equivalents if you need a second source or better availability.
The closest qualified second sources for the Texas Instruments SN74HC138DR are the MC74HC138ADR2G (onsemi) and the 74HC138D,653 (Nexperia USA Inc.), out of 5 matched alternatives in total. Each is compared against the original on fit, form and function in the table above.
Not always. The alternatives to the SN74HC138DR are matched on function but can differ in package, pinout or a key parameter, so review the fit/form/function notes in the table and the datasheet before designing one in.
The SN74HC138DR (Texas Instruments) is a part in the Logic category. This page lists qualified, cross-referenced replacements for it with a side-by-side comparison.
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