SN74HCT74DRAlternatives & Equivalent Parts
About SN74HCT74DR
SN74HCT74DR 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 | SN74HCT74DRSource | SN74HCT74DT | SN74HCT74DE4 | SN74HCT74DRG4 | AT89C52-24PI | OPT101P-J | SN74HC4060D | SN74HCT74D | SN74HCT74DG4 | SN74HCT74NSR |
|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Microchip | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Other | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 14 | 14 | 14 | 40 | 8 | 16 | 14 | 14 | 14 |
| 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 | — | ~ 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 |
| Price | $0.0600 | $0.2199 | $0.4432 | $0.0799 | $7.1991 | $7.8000 | $0.5326 | $0.4933 | $0.1413 | $0.3488 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | OBSOLETE | OBSOLETE | OBSOLETE | — | ACTIVE | OBSOLETE | OBSOLETE | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||||||||
| Pbfree Code | Yes | Yes | — | — | — | Yes | — | — | Yes | Yes |
| YTEOL | 15 | 0 | 0 | 0 | — | 15 | 0 | 0 | 0 | 15 |
| Family | HCT | HCT | HCT | HCT | — | — | HC/UH | HCT | HCT | HCT |
| JESD-30 Code | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G14 | — | — | R-PDSO-G16 | R-PDSO-G14 | R-PDSO-G14 | R-PDSO-G14 |
| JESD-609 Code | e4 | e4 | e4 | e4 | — | e4 | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF | 50 pF | 50 pF | — | — | 50 pF | 50 pF | 50 pF | 50 pF |
| Logic IC Type | D FLIP-FLOP | D FLIP-FLOP | D FLIP-FLOP | D FLIP-FLOP | — | — | BINARY COUNTER | D FLIP-FLOP | D FLIP-FLOP | D FLIP-FLOP |
| Max Frequency@Nom-Sup | 22000000 Hz | 22000000 Hz | 22000000 Hz | 22000000 Hz | — | — | 22000000 Hz | 22000000 Hz | 22000000 Hz | 22000000 Hz |
| Max I(ol) | 0.004 A | 0.004 A | 0.004 A | 0.004 A | — | — | 0.0052 A | 0.004 A | 0.004 A | 0.004 A |
| Number of Bits | 1 | 1 | 1 | 1 | — | — | 14 | 1 | 1 | 1 |
| Number of Functions | 2 | 2 | 2 | 2 | — | 1 | 1 | 2 | 2 | 2 |
| Output Polarity | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY | — | — | — | COMPLEMENTARY | COMPLEMENTARY | COMPLEMENTARY |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 | SOP14,.25 | SOP14,.25 | SOP14,.25 | — | — | SOP16,.25 | SOP14,.25 | SOP14,.25 | SOP14,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — | — | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TR | TUBE | TR | — | TUBE | TUBE | TUBE | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | — | — | 260 | 260 | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.04 mA | 0.04 mA | — | — | — | — | 0.08 mA | 0.04 mA | 0.04 mA | 0.04 mA |
| Prop. Delay@Nom-Sup | 35 ns | 35 ns | 35 ns | 35 ns | — | — | 105 ns | 35 ns | 35 ns | 35 ns |
| Propagation Delay (tpd) | 35 ns | 35 ns | 35 ns | 35 ns | — | — | 615 ns | 35 ns | 35 ns | 35 ns |
| Qualification Status | Not Qualified | 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 | — | — | 6 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 | — | — | 2 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 | 5 V |
| Surface Mount | YES | YES | YES | YES | — | — | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | CMOS | — | — | CMOS | CMOS | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | 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 | — | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | — | — | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | — | — | NOT SPECIFIED | 30 | 30 | 30 |
| Trigger Type | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | — | — | NEGATIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| fmax-Min | 25 MHz | 24 MHz | 24 MHz | 24 MHz | — | — | 25 MHz | 25 MHz | 24 MHz | 25 MHz |
| ## SN74HCT74DR Alternates Showing results | Image | — | — | — | — | — | — | — | — | — |
| ## SN74HCT74DT Alternates Showing results | — | Image | — | — | — | — | — | — | — | — |
| Screening Level | — | — | — | MIL-PRF-38535 | — | — | — | — | — | — |
| Application | — | — | — | — | — | AMPLIFIER | — | — | — | — |
| Configuration | — | — | — | — | — | SINGLE | — | — | — | — |
| Infrared Range | — | — | — | — | — | NO | — | — | — | — |
| Optoelectronic Device Type | — | — | — | — | — | LINEAR OUTPUT PHOTO IC | — | — | — | — |
| Shape | — | — | — | — | — | SQUARE | — | — | — | — |
| Size | — | — | — | — | — | 2.29 mm | — | — | — | — |
| Supply Voltage-Min | — | — | — | — | — | 2.7 V | — | — | — | — |
| Additional Feature | — | — | — | — | — | — | OUTPUTS FROM 10 STAGES AVAILABLE; BUILT-IN OSCILLATOR | — | — | — |
| Count Direction | — | — | — | — | — | — | UP | — | — | — |
| Load/Preset Input | — | — | — | — | — | — | NO | — | — | — |
| Mode of Operation | — | — | — | — | — | — | ASYNCHRONOUS | — | — | — |
| ## SN74HC4060D Alternates Showing results | — | — | — | — | — | — | Image | — | — | — |
| ## SN74HCT74D Alternates Showing results | — | — | — | — | — | — | — | Image | — | — |
| ## SN74HCT74NSR Alternates Showing results | — | — | — | — | — | — | — | — | — | Image |
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 9 alternatives for SN74HCT74DR — response within 24 hours.
Quick Links
Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
suggested
suggested
D Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
D Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
D Flip-Flop, HCT Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
Why Look for Alternatives?
Finding alternatives for SN74HCT74DR 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 SN74HCT74DR 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 SN74HCT74DR?
Known equivalents for SN74HCT74DR include SN74HCT74DT, SN74HCT74DE4, SN74HCT74DRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HCT74DR?
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 SN74HCT74DR 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.