UC2543JAlternatives & Equivalent Parts
About UC2543J
UC2543J is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Ceramic Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | UC2543JSource | UC1543J | UC2543N |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Ceramic Dual-In-Line Packages | Ceramic Dual-In-Line Packages | Dual-In-Line Packages |
| Pin Count | 16 | 16 | 16 |
| Temperature Range | -25.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | — | — | — |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | No |
| YTEOL | 15 | 15 | 0 |
| Adjustable Threshold | NO | NO | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC | VOLTAGE SUPERVISOR/RESET IC | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-GDIP-T16 | R-GDIP-T16 | R-PDIP-T16 |
| JESD-609 Code | e0 | e0 | e4 |
| Number of Channels | 1 | 1 | 1 |
| Number of Functions | 1 | 1 | 1 |
| Package Body Material | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY |
| Package Equivalence Code | DIP16,.3 | DIP16,.3 | DIP16,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE | IN-LINE | IN-LINE |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 15 mA | 15 mA | 15 mA |
| Supply Voltage-Max (Vsup) | 40 V | 40 V | 40 V |
| Supply Voltage-Min (Vsup) | 4.5 V | 4.5 V | 4.7 V |
| Supply Voltage-Nom (Vsup) | 10 V | 10 V | 10 V |
| Surface Mount | NO | NO | NO |
| Technology | CMOS | CMOS | CMOS |
| Temperature Grade | OTHER | MILITARY | INDUSTRIAL |
| Terminal Finish | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | 2.54 mm | 2.54 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Threshold Voltage-Nom | +2.5V | +2.5V | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for UC2543J 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 UC2543J 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 UC2543JFAQ
What is equivalent to UC2543J?
Known equivalents for UC2543J include UC1543J, UC2543N. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of UC2543J?
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 UC2543J 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.