CD74HC138MAlternatives & Equivalent Parts
About CD74HC138M
CD74HC138M 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 | CD74HC138MSource | MC145027DW | A6TR-8101 | CD74HC138E | CD74HC163E | CD74HC138MTG4 |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Nexperia | Omron Electronics | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 | 16 | 16 | 16 |
| Temperature Range | -55.0°C ~ 125.0°C | — | — | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | $0.3600 | $1.7796 | $1.2700 | $0.4812 | $0.1750 | $0.5413 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | ||||||
| YTEOL | 0 | — | — | 15 | 15 | 0 |
| Family | HC/UH | — | — | HC/UH | HC/UH | HC/UH |
| Input Conditioning | STANDARD | — | — | STANDARD | — | STANDARD |
| JESD-30 Code | R-PDSO-G16 | — | — | R-PDIP-T16 | R-PDIP-T16 | R-PDSO-G16 |
| JESD-609 Code | e4 | — | — | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | — | — | 50 pF | 50 pF | 50 pF |
| Logic IC Type | 3-LINE TO 8-LINE DECODER | — | — | 3-LINE TO 8-LINE DECODER | BINARY COUNTER | 3-LINE TO 8-LINE DECODER |
| Max I(ol) | 0.004 A | — | — | 0.004 A | 0.0052 A | 0.004 A |
| Number of Bits | 8 | — | — | 8 | 4 | 8 |
| Number of Functions | 1 | — | — | 1 | 1 | 1 |
| Output Polarity | INVERTED | — | — | INVERTED | — | INVERTED |
| Package Body Material | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 | — | — | DIP16,.3 | DIP16,.3 | SOP16,.25 |
| Package Shape | RECTANGULAR | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | — | — | IN-LINE | IN-LINE | SMALL OUTLINE |
| Packing Method | TUBE | — | — | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | — | — | — | — | 260 |
| Power Supply Current-Max (ICC) | 0.16 mA | — | — | 0.16 mA | 0.08 mA | 0.16 mA |
| Prop. Delay@Nom-Sup | 30 ns | — | — | 30 ns | 39 ns | 30 ns |
| Propagation Delay (tpd) | 225 ns | — | — | 225 ns | 280 ns | 225 ns |
| Qualification Status | Not Qualified | — | — | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 6 V | — | — | 6 V | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | — | — | 2 V | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 5 V | — | — | 5 V | 4.5 V | 5 V |
| Surface Mount | YES | — | — | NO | NO | YES |
| Technology | CMOS | — | — | CMOS | CMOS | CMOS |
| Temperature Grade | MILITARY | — | — | MILITARY | MILITARY | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | — | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | — | — | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 1.27 mm | — | — | 2.54 mm | 2.54 mm | 1.27 mm |
| Terminal Position | DUAL | — | — | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | — | — | — | 30 |
| ## CD74HC138M Alternates Showing results | Image | — | — | — | — | — |
| Pbfree Code | — | — | — | Yes | Yes | — |
| ## CD74HC138E Alternates Showing results | — | — | — | Image | — | — |
| Additional Feature | — | — | — | — | TCO OUTPUT | — |
| Count Direction | — | — | — | — | UP | — |
| Load/Preset Input | — | — | — | — | YES | — |
| Max Frequency@Nom-Sup | — | — | — | — | 20000000 Hz | — |
| Mode of Operation | — | — | — | — | SYNCHRONOUS | — |
| Trigger Type | — | — | — | — | POSITIVE EDGE | — |
| fmax-Min | — | — | — | — | 24 MHz | — |
| ## CD74HC163E Alternates Showing results | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Quick Links
Why Look for Alternatives?
Finding alternatives for CD74HC138M 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 CD74HC138M 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 CD74HC138M?
Known equivalents for CD74HC138M include MC145027DW, A6TR-8101, CD74HC138E. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CD74HC138M?
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 CD74HC138M 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.