SN74HC126NAlternatives & Equivalent Parts
About SN74HC126N
SN74HC126N is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line 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 | SN74HC126NSource | TLC277CP | SN74HC02N | SN74HC595NE4 | SN74HC21N | SN74HC126NS | SN74HC126D | SN74HC125N | SN74HC125D | SN74HC126DG4 | SN74HC125NE4 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Dual-In-Line Packages | — | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages |
| Pin Count | 14 | 8 | 14 | — | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
| Temperature Range | -40.0°C ~ 85.0°C | ~ 70.0°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 | -40.0°C ~ 85.0°C |
| Price | $0.1488 | $1.6300 | $0.2092 | $1.0400 | $0.2734 | $0.1724 | $0.2610 | $0.1560 | $0.2000 | $0.1336 | $0.5320 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | — | ACTIVE | — | OBSOLETE | ACTIVE | OBSOLETE | OBSOLETE | ACTIVE |
| Electrical Parameters | |||||||||||
| Pbfree Code | Yes | Yes | Yes | — | Yes | — | — | Yes | — | — | Yes |
| YTEOL | 15 | 15 | 15 | — | 15 | — | 0 | 15 | 0 | 0 | 15 |
| Control Type | ENABLE HIGH | — | — | — | — | — | ENABLE HIGH | ENABLE LOW | ENABLE LOW | ENABLE HIGH | ENABLE LOW |
| Count Direction | UNIDIRECTIONAL | — | — | — | — | — | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL |
| Family | HC/UH | — | HC/UH | — | HC/UH | — | HC/UH | HC/UH | HC/UH | HC/UH | HC/UH |
| JESD-30 Code | R-PDIP-T14 | R-PDIP-T8 | R-PDIP-T14 | — | R-PDIP-T14 | — | R-PDSO-G14 | R-PDIP-T14 | R-PDSO-G14 | R-PDSO-G14 | R-PDIP-T14 |
| JESD-609 Code | e4 | e4 | e4 | — | e4 | — | e4 | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 150 pF | — | 50 pF | — | 50 pF | — | 150 pF | 150 pF | 150 pF | 150 pF | 150 pF |
| Logic IC Type | BUS DRIVER | — | NOR GATE | — | AND GATE | — | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| Max I(ol) | 0.006 A | — | 0.0052 A | — | 0.0052 A | — | 0.006 A | 0.006 A | 0.006 A | 0.006 A | 0.006 A |
| Number of Bits | 1 | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 |
| Number of Functions | 4 | 2 | 4 | — | 2 | — | 4 | 4 | 4 | 4 | 4 |
| Number of Ports | 2 | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 |
| Output Characteristics | 3-STATE | — | — | — | — | — | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| Output Polarity | TRUE | — | — | — | — | — | TRUE | TRUE | TRUE | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 | DIP8,.3 | DIP14,.3 | — | DIP14,.3 | — | SOP14,.25 | DIP14,.3 | SOP14,.25 | SOP14,.25 | DIP14,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | — | IN-LINE | — | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE | IN-LINE |
| Packing Method | TUBE | TUBE | TUBE | — | TUBE | — | TUBE | TUBE | TUBE | TUBE | TUBE |
| Power Supply Current-Max (ICC) | 0.08 mA | — | 0.02 mA | — | 0.02 mA | — | 0.08 mA | 0.08 mA | 0.08 mA | 0.08 mA | 0.08 mA |
| Prop. Delay@Nom-Sup | 30 ns | — | 23 ns | — | 28 ns | — | 30 ns | 30 ns | 30 ns | 30 ns | 30 ns |
| Propagation Delay (tpd) | 188 ns | — | 115 ns | — | 140 ns | — | 188 ns | 190 ns | 190 ns | 188 ns | 190 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 6 V | — | 6 V | — | 6 V | — | 6 V | 6 V | 6 V | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | — | 2 V | — | 2 V | — | 2 V | 2 V | 2 V | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | — | 5 V | — | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | NO | NO | NO | — | NO | — | YES | NO | YES | YES | NO |
| Technology | CMOS | CMOS | CMOS | — | CMOS | — | CMOS | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | COMMERCIAL | INDUSTRIAL | — | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| 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) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | — | THROUGH-HOLE | — | GULL WING | THROUGH-HOLE | GULL WING | GULL WING | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | — | 2.54 mm | — | 1.27 mm | 2.54 mm | 1.27 mm | 1.27 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL | — | DUAL | — | DUAL | DUAL | DUAL | DUAL | DUAL |
| ## SN74HC126N Alternates Showing results | Image | — | — | — | — | — | — | — | — | — | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | — | — | — | — | — | — | — | — | — |
| Architecture | — | VOLTAGE-FEEDBACK | — | — | — | — | — | — | — | — | — |
| Average Bias Current-Max (IIB) | — | 0.00006 µA | — | — | — | — | — | — | — | — | — |
| Bias Current-Max (IIB) @25C | — | 0.00006 µA | — | — | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Min | — | 65 dB | — | — | — | — | — | — | — | — | — |
| Common-mode Reject Ratio-Nom | — | 80 dB | — | — | — | — | — | — | — | — | — |
| Frequency Compensation | — | YES | — | — | — | — | — | — | — | — | — |
| Input Offset Current-Max (IIO) | — | 0.00006 µA | — | — | — | — | — | — | — | — | — |
| Input Offset Voltage-Max | — | 500 µV | — | — | — | — | — | — | — | — | — |
| Low-Bias | — | YES | — | — | — | — | — | — | — | — | — |
| Low-Offset | — | NO | — | — | — | — | — | — | — | — | — |
| Micropower | — | NO | — | — | — | — | — | — | — | — | — |
| Power | — | NO | — | — | — | — | — | — | — | — | — |
| Programmable Power | — | NO | — | — | — | — | — | — | — | — | — |
| Slew Rate-Min | — | 2.5 V/us | — | — | — | — | — | — | — | — | — |
| Slew Rate-Nom | — | 3.6 V/us | — | — | — | — | — | — | — | — | — |
| Subcategory | — | Operational Amplifier | — | — | — | — | — | — | — | — | — |
| Supply Current-Max | — | 3.2 mA | — | — | — | — | — | — | — | — | — |
| Supply Voltage Limit-Max | — | 18 V | — | — | — | — | — | — | — | — | — |
| Unity Gain BW-Nom | — | 1700 | — | — | — | — | — | — | — | — | — |
| Voltage Gain-Min | — | 10000 | — | — | — | — | — | — | — | — | — |
| Wideband | — | NO | — | — | — | — | — | — | — | — | — |
| ## TLC277CP Alternates Showing results | — | Image | — | — | — | — | — | — | — | — | — |
| Number of Inputs | — | — | 2 | — | 4 | — | — | — | — | — | — |
| Schmitt Trigger | — | — | NO | — | NO | — | — | — | — | — | — |
| ## SN74HC02N Alternates Showing results | — | — | Image | — | — | — | — | — | — | — | — |
| ## SN74HC21N Alternates Showing results | — | — | — | — | Image | — | — | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | — | — | 260 | — | 260 | 260 | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | — | — | NOT SPECIFIED | — | NOT SPECIFIED | 30 | — |
| ## SN74HC125N Alternates Showing results | — | — | — | — | — | — | — | Image | — | — | — |
| ## SN74HC125D Alternates Showing results | — | — | — | — | — | — | — | — | Image | — | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 10 alternatives for SN74HC126N — response within 24 hours.
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Why Look for Alternatives?
Finding alternatives for SN74HC126N 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 SN74HC126N 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 SN74HC126N?
Known equivalents for SN74HC126N include TLC277CP, SN74HC02N, SN74HC595NE4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HC126N?
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 SN74HC126N 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.