SN74HC74DBAlternatives & Equivalent Parts
About SN74HC74DB
SN74HC74DB 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 | SN74HC74DBSource | SN74HC74DBRG4 |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 14 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.1076 | $0.1223 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 0 | 15 |
| Family | HC/UH | HC/UH |
| JESD-30 Code | R-PDSO-G14 | R-PDSO-G14 |
| JESD-609 Code | e4 | e4 |
| Load Capacitance (CL) | 50 pF | 50 pF |
| Logic IC Type | D FLIP-FLOP | D FLIP-FLOP |
| Max Frequency@Nom-Sup | 25000000 Hz | 25000000 Hz |
| Max I(ol) | 0.0052 A | 0.0052 A |
| Number of Bits | 1 | 1 |
| Number of Functions | 2 | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP14,.3 | SSOP14,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.04 mA | 0.04 mA |
| Qualification Status | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 6 V | 6 V |
| Supply Voltage-Min (Vsup) | 2 V | 2 V |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V |
| Surface Mount | YES | YES |
| Technology | CMOS | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 0.635 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 |
| Trigger Type | POSITIVE EDGE | POSITIVE EDGE |
| fmax-Min | 29 MHz | 29 MHz |
| Output Polarity | — | COMPLEMENTARY |
| Packing Method | — | TR |
| Propagation Delay (tpd) | — | 220 ns |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
D Flip-Flop, HC/UH Series, 2-Func, Positive Edge Triggered, 1-Bit, Complementary Output, CMOS, PDSO14
Why Look for Alternatives?
Finding alternatives for SN74HC74DB 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 SN74HC74DB 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 SN74HC74DB?
Known equivalents for SN74HC74DB include SN74HC74DBRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SN74HC74DB?
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 SN74HC74DB 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.