SN74HCT257DRE4Alternatives & Equivalent Parts
About SN74HCT257DRE4
SN74HCT257DRE4 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.
Specification Comparison
| Parameter | SN74HCT257DRE4Source | SN74HCT157DRE4 | SN74HCT157DRG4 | SN74HCT157DE4 | SN74HCT257D | SN74HCT157DR | SN74HCT157DT | SN74HCT157D |
|---|---|---|---|---|---|---|---|---|
| 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 | Small Outline Packages | — | Small Outline Packages | Small Outline Packages | Other |
| 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 | $0.1747 | $0.1503 | $0.1503 | — | — | $0.1252 | $0.5510 | $0.1375 |
| Electrical Parameters | ||||||||
| YTEOL | 0 | 0 | 0 | 0 | — | 15 | 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 | 50 pF | 150 pF | — | 150 pF | 50 pF | 150 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 Characteristics | 3-STATE | — | — | — | — | — | — | — |
| 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 | — | TR | TR | TUBE |
| 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 | 38 ns | 40 ns | 40 ns | 40 ns | — | 40 ns | 40 ns | 40 ns |
| Propagation Delay (tpd) | 48 ns | 52 ns | 52 ns | 52 ns | — | 52 ns | 52 ns | 52 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 | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD | 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 | 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) | 30 | 30 | 30 | NOT SPECIFIED | — | 30 | NOT SPECIFIED | NOT SPECIFIED |
| Pbfree Code | — | Yes | Yes | Yes | — | Yes | — | — |
| Reach Compliance Code | — | — | — | — | — | — | — | Compliant |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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
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
Quadruple 2-Line To 1-Line Data Selectors/Multiplexers 16-SOIC -40 to 85
Why Look for Alternatives?
Finding alternatives for SN74HCT257DRE4 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 SN74HCT257DRE4 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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Request Alternatives for SN74HCT257DRE4FAQ
What is equivalent to SN74HCT257DRE4?
Known equivalents for SN74HCT257DRE4 include SN74HCT157DRE4, SN74HCT157DRG4, SN74HCT157DE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HCT257DRE4?
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 SN74HCT257DRE4 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.