ISO7421EDRAlternatives & Equivalent Parts
About ISO7421EDR
ISO7421EDR 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 | ISO7421EDRSource | ISO7421DR | ISO7421FED | ISO7421D | ISO7421MDREP |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages | — |
| Pin Count | 8 | 8 | 8 | 8 | — |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — |
| Price | $2.1687 | $1.8900 | $1.5773 | $1.1745 | $4.3600 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | Yes | Yes | — |
| YTEOL | 15 | 15 | 15 | 15 | — |
| Additional Feature | ALSO OPERATES AT 5V NOM | — | ALSO OPERATES AT 5V NOM | — | — |
| Interface IC Type | DIGITAL ISOLATOR | DIGITAL ISOLATOR | DIGITAL ISOLATOR | DIGITAL ISOLATOR | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 | — |
| JESD-609 Code | e4 | e4 | e4 | e4 | — |
| Number of Channels | 2 | 2 | 2 | 2 | — |
| Number of Functions | 2 | 1 | 2 | 1 | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | — |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — |
| Screening Level | IEC 60950-1; IEC 60601-1 | — | IEC 60950-1; IEC 60601-1 | — | — |
| Supply Voltage-Max | 5 V | 5 V | 5 V | 5 V | — |
| Supply Voltage-Min | 3.3 V | 3.3 V | 3.3 V | 3.3 V | — |
| Supply Voltage-Nom | 3.3 V | 3.3 V | 3.3 V | 3.3 V | — |
| Surface Mount | YES | YES | YES | YES | — |
| Technology | CMOS | — | CMOS | — | — |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | — |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | — |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | — |
| Package Equivalence Code | — | SOP8,.25 | — | SOP8,.25 | — |
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 ISO7421EDR 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 ISO7421EDR 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for ISO7421EDR. Get expert recommendations within 24 hours.
Request Alternatives for ISO7421EDRFAQ
What is equivalent to ISO7421EDR?
Known equivalents for ISO7421EDR include ISO7421DR, ISO7421FED, ISO7421D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ISO7421EDR?
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 ISO7421EDR 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.