SN74S74NAlternatives & Equivalent Parts
About SN74S74N
SN74S74N 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.
Specification Comparison
| Parameter | SN74S74NSource | SN74S74NE4 | SN74HC266N | SN74S257N | SN74S74D |
|---|---|---|---|---|---|
| Manufacturer | 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 |
| Pin Count | 14 | 14 | 14 | 16 | 14 |
| Temperature Range | ~ 70.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | ~ 70.0°C |
| Price | $0.3330 | $0.9750 | $0.2537 | $2.1893 | $0.6279 |
| Electrical Parameters | |||||
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Trigger Type | POSITIVE EDGE | POSITIVE EDGE | — | — | POSITIVE EDGE |
| fmax-Min | 50 MHz | 75 MHz | — | — | 50 MHz |
| ## SN74S74N Alternates Showing results | Image | — | — | — | — |
| YTEOL | 15 | 0 | 15 | 15 | 15 |
| Family | S | S | HC/UH | S | S |
| JESD-30 Code | R-PDIP-T14 | R-PDIP-T14 | R-PDIP-T14 | R-PDIP-T16 | R-PDSO-G14 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 15 pF | 15 pF | 50 pF | 15 pF | 15 pF |
| Logic IC Type | D FLIP-FLOP | D FLIP-FLOP | XNOR GATE | MULTIPLEXER | D FLIP-FLOP |
| Max Frequency@Nom-Sup | 75000000 Hz | 75000000 Hz | — | — | 75000000 Hz |
| Max I(ol) | 0.02 A | 0.02 A | 0.0052 A | 0.0078 A | 0.02 A |
| Number of Bits | 1 | 1 | — | — | 1 |
| Number of Functions | 2 | 2 | 4 | 4 | 2 |
| Output Polarity | COMPLEMENTARY | COMPLEMENTARY | — | TRUE | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 | DIP14,.3 | DIP14,.3 | DIP16,.3 | SOP14,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE | IN-LINE | SMALL OUTLINE |
| Packing Method | TUBE | — | TUBE | TUBE | TUBE |
| Power Supply Current-Max (ICC) | 25 mA | 25 mA | 0.02 mA | 93 mA | 25 mA |
| Prop. Delay@Nom-Sup | 9 ns | 9 ns | 31 ns | 7.5 ns | 9 ns |
| Propagation Delay (tpd) | 9 ns | 9 ns | 155 ns | 7.5 ns | 9 ns |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.25 V | 5.25 V | 6 V | 5.25 V | 5.25 V |
| Supply Voltage-Min (Vsup) | 4.75 V | 4.75 V | 2 V | 4.75 V | 4.75 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
| Surface Mount | NO | NO | NO | NO | YES |
| Technology | TTL | TTL | CMOS | TTL | TTL |
| Temperature Grade | COMMERCIAL | COMMERCIAL | INDUSTRIAL | COMMERCIAL | COMMERCIAL |
| 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) |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| Pbfree Code | — | Yes | Yes | — | Yes |
| Number of Inputs | — | — | 2 | 2 | — |
| Output Characteristics | — | — | OPEN-DRAIN | 3-STATE | — |
| Schmitt Trigger | — | — | NO | YES | — |
| ## SN74HC266N Alternates Showing results | — | — | Image | — | — |
| Date Of Intro | — | — | — | 1985-01-01 | — |
| Number of Outputs | — | — | — | 1 | — |
| ## SN74S257N Alternates Showing results | — | — | — | Image | — |
| Peak Reflow Temperature (Cel) | — | — | — | — | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | — | — | — | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Flip-Flop, S Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, TTL, PDIP14
suggested
Why Look for Alternatives?
Finding alternatives for SN74S74N 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 SN74S74N 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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What is equivalent to SN74S74N?
Known equivalents for SN74S74N include SN74S74NE4, SN74HC266N, SN74S257N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74S74N?
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 SN74S74N 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.