CY74FCT2543CTQCTAlternatives & Equivalent Parts
About CY74FCT2543CTQCT
CY74FCT2543CTQCT 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 | CY74FCT2543CTQCTSource | SN74LS74AN | SQJ465EP-T1_GE3 | 1N5817 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Vishay | STMicroelectronics |
| Package Type | Small Outline Packages | Dual-In-Line Packages | Other | Diodes, Axial Diameter Horizontal Mounting |
| Pin Count | 24 | 14 | 5 | 2 |
| Temperature Range | -40.0°C ~ 85.0°C | ~ 70.0°C | — | -65.0°C ~ 150.0°C |
| Price | $0.5168 | $0.2400 | $0.6145 | $0.0365 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | OBSOLETE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | Yes |
| YTEOL | 15 | 15 | 5.4 | 0 |
| Control Type | INDEPENDENT CONTROL | — | — | — |
| Count Direction | BIDIRECTIONAL | — | — | — |
| Family | FCT | LS | — | — |
| JESD-30 Code | R-PDSO-G24 | R-PDIP-T14 | R-PSSO-G4 | O-PALF-W2 |
| JESD-609 Code | e4 | e4 | — | e3 |
| Load Capacitance (CL) | 50 pF | 15 pF | — | — |
| Logic IC Type | REGISTERED BUS TRANSCEIVER | D FLIP-FLOP | — | — |
| Max I(ol) | 0.012 A | 0.008 A | — | — |
| Number of Bits | 8 | 1 | — | — |
| Number of Functions | 8 | 2 | — | — |
| Number of Ports | 2 | — | — | — |
| Output Characteristics | 3-STATE WITH SERIES RESISTOR | — | — | — |
| Output Polarity | TRUE | COMPLEMENTARY | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP24,.24 | DIP14,.3 | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | ROUND |
| Package Style | SMALL OUTLINE, SHRINK PITCH | IN-LINE | SMALL OUTLINE | LONG FORM |
| Packing Method | TR | TUBE | — | — |
| Peak Reflow Temperature (Cel) | 260 | — | NOT SPECIFIED | — |
| Power Supply Current-Max (ICC) | 0.2 mA | 8 mA | — | — |
| Prop. Delay@Nom-Sup | 8.5 ns | 40 ns | — | — |
| Propagation Delay (tpd) | 7 ns | 40 ns | — | — |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Schmitt Trigger | NO | — | — | — |
| Supply Voltage-Max (Vsup) | 5.25 V | 5.25 V | — | — |
| Supply Voltage-Min (Vsup) | 4.75 V | 4.75 V | — | — |
| Supply Voltage-Nom (Vsup) | 5 V | 5 V | — | — |
| Surface Mount | YES | NO | YES | NO |
| Technology | CMOS | TTL | — | SCHOTTKY |
| Temperature Grade | INDUSTRIAL | COMMERCIAL | — | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | MATTE TIN |
| Terminal Form | GULL WING | THROUGH-HOLE | GULL WING | WIRE |
| Terminal Pitch | 0.635 mm | 2.54 mm | — | — |
| Terminal Position | DUAL | DUAL | SINGLE | AXIAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | NOT SPECIFIED | — |
| ## CY74FCT2543CTQCT Alternates Showing results | Image | — | — | — |
| Max Frequency@Nom-Sup | — | 25000000 Hz | — | — |
| Trigger Type | — | POSITIVE EDGE | — | — |
| fmax-Min | — | 35 MHz | — | — |
| ## SN74LS74AN Alternates Showing results | — | Image | — | — |
| Reach Compliance Code | — | — | Compliant | — |
| Factory Lead Time | — | — | 20 Weeks | — |
| Avalanche Energy Rating (Eas) | — | — | 20 mJ | — |
| Case Connection | — | — | DRAIN | ISOLATED |
| Configuration | — | — | SINGLE WITH BUILT-IN DIODE | SINGLE |
| DS Breakdown Voltage-Min | — | — | 60 V | — |
| Drain Current-Max (ID) | — | — | 8 A | — |
| Drain-source On Resistance-Max | — | — | 0.085 Ω | — |
| FET Technology | — | — | METAL-OXIDE SEMICONDUCTOR | — |
| Number of Elements | — | — | 1 | 1 |
| Operating Mode | — | — | ENHANCEMENT MODE | — |
| Polarity/Channel Type | — | — | P-CHANNEL | — |
| Pulsed Drain Current-Max (IDM) | — | — | 25 A | — |
| Transistor Element Material | — | — | SILICON | — |
| Manufacturer Package Code | — | — | — | 017AH |
| Additional Feature | — | — | — | FREE WHEELING DIODE, LOW POWER LOSS |
| Application | — | — | — | EFFICIENCY |
| Breakdown Voltage-Min | — | — | — | 20 V |
| Diode Element Material | — | — | — | SILICON |
| Diode Type | — | — | — | RECTIFIER DIODE |
| Forward Voltage-Max (VF) | — | — | — | 0.75 V |
| JEDEC-95 Code | — | — | — | DO-41 |
| Non-rep Pk Forward Current-Max | — | — | — | 25 A |
| Number of Phases | — | — | — | 1 |
| Output Current-Max | — | — | — | 1 A |
| Rep Pk Reverse Voltage-Max | — | — | — | 20 V |
| Reverse Current-Max | — | — | — | 1000 µA |
| Reverse Test Voltage | — | — | — | 20 V |
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 3 alternatives for CY74FCT2543CTQCT — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for CY74FCT2543CTQCT 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 CY74FCT2543CTQCT 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 CY74FCT2543CTQCT?
Known equivalents for CY74FCT2543CTQCT include SN74LS74AN, SQJ465EP-T1_GE3, 1N5817. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CY74FCT2543CTQCT?
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 CY74FCT2543CTQCT 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.