SN74HCT157DTAlternatives & Equivalent Parts
About SN74HCT157DT
SN74HCT157DT 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 | SN74HCT157DTSource | SN74HCT157DRE4 | SN74HCT157DR | SN74HCT157D | SN74HCT157DE4 | SN74HCT257D | SN74HCT157DRG4 | SN74HCT257DRE4 |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Other | Small Outline Packages | — | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 | 16 | 16 | — | 16 | 16 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.5510 | $0.1503 | $0.1252 | $0.1375 | — | $0.1375 | $0.1503 | $0.1747 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | OBSOLETE | ACTIVE | OBSOLETE | OBSOLETE | — | OBSOLETE | OBSOLETE |
| Electrical Parameters | ||||||||
| YTEOL | 0 | 0 | 15 | 0 | 0 | — | 0 | 0 |
| Family | HCT | HCT | HCT | HCT | HCT | — | HCT | HCT |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | — | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 | — | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 150 pF | 150 pF | 150 pF | 150 pF | — | 50 pF | 50 pF |
| Logic IC Type | MULTIPLEXER | MULTIPLEXER | MULTIPLEXER | MULTIPLEXER | MULTIPLEXER | — | MULTIPLEXER | MULTIPLEXER |
| Max I(ol) | 0.0052 A | 0.0052 A | 0.0052 A | 0.0052 A | 0.0052 A | — | 0.0052 A | 0.0052 A |
| Number of Bits | 2 | 2 | 2 | 2 | 2 | — | 2 | 2 |
| Number of Functions | 4 | 4 | 4 | 4 | 4 | — | 4 | 4 |
| Number of Inputs | 2 | 2 | 2 | 2 | 2 | — | 2 | 2 |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 |
| Output Polarity | TRUE | TRUE | TRUE | TRUE | TRUE | — | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 | SOP16,.25 | SOP16,.25 | SOP16,.25 | SOP16,.25 | — | SOP16,.25 | SOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TR | TR | TUBE | TUBE | — | TR | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | — | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.08 mA | 0.08 mA | 0.08 mA | 0.08 mA | 0.08 mA | — | 0.08 mA | 0.08 mA |
| Prop. Delay@Nom-Sup | 40 ns | 40 ns | 40 ns | 40 ns | 40 ns | — | 40 ns | 38 ns |
| Propagation Delay (tpd) | 52 ns | 52 ns | 52 ns | 52 ns | 52 ns | — | 52 ns | 48 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | — | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | — | 4.5 V | 4.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | — | 5 V | 5 V |
| Surface Mount | YES | YES | YES | YES | YES | — | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | CMOS | — | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | — | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | — | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 30 | 30 | NOT SPECIFIED | NOT SPECIFIED | — | 30 | 30 |
| Pbfree Code | — | Yes | Yes | — | Yes | — | Yes | — |
| Reach Compliance Code | — | — | — | Compliant | — | — | — | — |
| Output Characteristics | — | — | — | — | — | — | — | 3-STATE |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 7 alternatives for SN74HCT157DT — response within 24 hours.
Quick Links
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-SOIC -40 to 85
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Multiplexer, HCT Series, 4-Func, 2 Line Input, 1 Line Output, True Output, CMOS, PDSO16
Why Look for Alternatives?
Finding alternatives for SN74HCT157DT 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 SN74HCT157DT 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 SN74HCT157DT?
Known equivalents for SN74HCT157DT include SN74HCT157DRE4, SN74HCT157DR, SN74HCT157D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HCT157DT?
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 SN74HCT157DT 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.