PCA9544APWTAlternatives & Equivalent Parts
About PCA9544APWT
PCA9544APWT 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 | PCA9544APWTSource | TCA9544APWR | PCA9544APW | PCA9544APWRG4 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 20 | 20 | 20 | 20 |
| 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 |
| Price | $0.6760 | $0.5526 | $0.8679 | $0.9670 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||
| YTEOL | 0 | 15 | 0 | 15 |
| Family | 9544 | — | 9544 | 9544 |
| JESD-30 Code | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e4 | e4 | e4 | e4 |
| Load Capacitance (CL) | 100 pF | — | 100 pF | 100 pF |
| Logic IC Type | MULTIPLEXER | — | MULTIPLEXER | MULTIPLEXER |
| Number of Functions | 4 | 1 | 1 | 4 |
| Number of Inputs | 4 | — | 4 | 4 |
| Number of Outputs | 1 | — | 1 | 1 |
| Output Polarity | TRUE | — | TRUE | TRUE |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP20,.25 | TSSOP20,.25 | TSSOP20,.25 | TSSOP20,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR | — | TUBE | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Power Supply Current-Max (ICC) | 0.012 mA | — | 12 mA | 0.012 mA |
| Prop. Delay@Nom-Sup | 1 ns | — | 1 ns | 1 ns |
| Propagation Delay (tpd) | 1000 ns | — | 1000 ns | 1000 ns |
| Qualification Status | Not Qualified | — | Not Qualified | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage-Min (Vsup) | 2.3 V | 1.65 V | 2.3 V | 2.3 V |
| Supply Voltage-Nom (Vsup) | 2.5 V | 1.8 V | 2.5 V | 2.5 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | BICMOS | — | BICMOS | BICMOS |
| Temperature Grade | INDUSTRIAL | — | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 |
| Pbfree Code | — | Yes | Yes | Yes |
| Analog IC - Other Type | — | SINGLE-ENDED MULTIPLEXER | — | — |
| Number of Channels | — | 4 | — | — |
| On-state Resistance-Max (Ron) | — | 70 Ω | — | — |
| Output | — | SEPARATE OUTPUT | — | — |
| Signal Current-Max | — | 0.1 A | — | — |
| Switch-off Time-Max | — | 1 ns | — | — |
| Switch-on Time-Max | — | 1 ns | — | — |
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 PCA9544APWT — response within 24 hours.
Quick Links
Multiplexer, 9544 Series, 1-Func, 4 Line Input, 1 Line Output, True Output, PDSO20
Multiplexer, 9544 Series, 4-Func, 4 Line Input, 1 Line Output, True Output, PDSO20
Why Look for Alternatives?
Finding alternatives for PCA9544APWT 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 PCA9544APWT 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 PCA9544APWT?
Known equivalents for PCA9544APWT include TCA9544APWR, PCA9544APW, PCA9544APWRG4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of PCA9544APWT?
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 PCA9544APWT 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.