TCA9544APWRAlternatives & Equivalent Parts
About TCA9544APWR
TCA9544APWR 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 | TCA9544APWRSource | PCA9544APWRG4 |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 20 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.5526 | $0.9670 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 15 | 15 |
| Analog IC - Other Type | SINGLE-ENDED MULTIPLEXER | — |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e4 | e4 |
| Number of Channels | 4 | — |
| Number of Functions | 1 | 4 |
| On-state Resistance-Max (Ron) | 70 Ω | — |
| Output | SEPARATE OUTPUT | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP20,.25 | TSSOP20,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 |
| Signal Current-Max | 0.1 A | — |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 1.65 V | 2.3 V |
| Supply Voltage-Nom (Vsup) | 1.8 V | 2.5 V |
| Surface Mount | YES | YES |
| Switch-off Time-Max | 1 ns | — |
| Switch-on Time-Max | 1 ns | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 |
| Family | — | 9544 |
| Load Capacitance (CL) | — | 100 pF |
| Logic IC Type | — | MULTIPLEXER |
| Number of Inputs | — | 4 |
| Number of Outputs | — | 1 |
| Output Polarity | — | TRUE |
| Packing Method | — | TR |
| Power Supply Current-Max (ICC) | — | 0.012 mA |
| Prop. Delay@Nom-Sup | — | 1 ns |
| Propagation Delay (tpd) | — | 1000 ns |
| Qualification Status | — | Not Qualified |
| Technology | — | BICMOS |
| Temperature Grade | — | INDUSTRIAL |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Multiplexer, 9544 Series, 4-Func, 4 Line Input, 1 Line Output, True Output, PDSO20
Why Look for Alternatives?
Finding alternatives for TCA9544APWR 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 TCA9544APWR 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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Request Alternatives for TCA9544APWRFAQ
What is equivalent to TCA9544APWR?
Known equivalents for TCA9544APWR include PCA9544APWRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TCA9544APWR?
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 TCA9544APWR 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.