ISO7721BDWAlternatives & Equivalent Parts
About ISO7721BDW
ISO7721BDW 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 | ISO7721BDWSource | ISO7721BDWR | INA2143UE4 | PMBT4401 | ISO7721DR | ISO7721FDWVR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Nexperia | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Other | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 14 | 3 | 8 | 8 |
| Temperature Range | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -65.0°C ~ 150.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C |
| Price | — | $1.2000 | — | $0.0113 | $0.2291 | $1.2500 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | OBSOLETE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | Yes | Yes | Yes | — | Yes | Yes |
| Date Of Intro | 2019-04-27 | 2019-04-27 | — | 1988-07-28 | 2016-11-19 | — |
| YTEOL | 0 | 15 | 0 | 7 | 15 | 15 |
| Interface IC Type | DIGITAL ISOLATOR | DIGITAL ISOLATOR | — | — | DIGITAL ISOLATOR | DIGITAL ISOLATOR |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G14 | R-PDSO-G3 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 | e3 | e4 | e4 |
| Number of Channels | 2 | 2 | — | — | 2 | 2 |
| Number of Functions | 1 | 1 | 2 | — | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.4 | SOP16,.4 | SOP14,.3 | — | SOP8,.25 | SOP8,.4 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 |
| Supply Voltage-Max | 5.5 V | 5.5 V | — | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | 2.25 V | 2.25 V | — | — | 2.25 V | 2.25 V |
| Supply Voltage-Nom | 3.3 V | 2.5 V | — | — | 2.5 V | 2.5 V |
| Surface Mount | YES | YES | YES | YES | YES | YES |
| Technology | CMOS | — | BIPOLAR | — | — | — |
| Temperature Grade | MILITARY | MILITARY | MILITARY | — | MILITARY | MILITARY |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm | — | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 | 30 |
| ## ISO7721BDW Alternates Showing results | Image | — | — | — | — | — |
| Amplifier Type | — | — | OPERATIONAL AMPLIFIER | — | — | — |
| Architecture | — | — | VOLTAGE-FEEDBACK | — | — | — |
| Bandwidth (3dB)-Nom | — | — | 0.15 MHz | — | — | — |
| Common-mode Reject Ratio-Min | — | — | 80 dB | — | — | — |
| Common-mode Reject Ratio-Nom | — | — | 96 dB | — | — | — |
| Frequency Compensation | — | — | YES | — | — | — |
| Input Offset Voltage-Max | — | — | 500 µV | — | — | — |
| Low-Bias | — | — | NO | — | — | — |
| Low-Offset | — | — | YES | — | — | — |
| Micropower | — | — | NO | — | — | — |
| Neg Supply Voltage Limit-Max | — | — | -18 V | — | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | -5 V | — | — | — |
| Packing Method | — | — | TUBE | — | — | — |
| Power | — | — | NO | — | — | — |
| Programmable Power | — | — | NO | — | — | — |
| Qualification Status | — | — | Not Qualified | — | — | — |
| Slew Rate-Nom | — | — | 4.5 V/us | — | — | — |
| Supply Current-Max | — | — | 2.4 mA | — | — | — |
| Supply Voltage Limit-Max | — | — | 18 V | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | 5 V | — | — | — |
| Voltage Gain-Max | — | — | 10 | — | — | — |
| Voltage Gain-Min | — | — | 0.1 | — | — | — |
| Voltage Gain-Nom | — | — | 10 | — | — | — |
| Wideband | — | — | NO | — | — | — |
| ## INA2143UE4 Alternates Showing results | — | — | Image | — | — | — |
| Collector Current-Max (IC) | — | — | — | 0.6 A | — | — |
| Collector-Emitter Voltage-Max | — | — | — | 40 V | — | — |
| Configuration | — | — | — | SINGLE | — | — |
| DC Current Gain-Min (hFE) | — | — | — | 80 | — | — |
| JEDEC-95 Code | — | — | — | TO-236AB | — | — |
| Number of Elements | — | — | — | 1 | — | — |
| Polarity/Channel Type | — | — | — | NPN | — | — |
| Transistor Application | — | — | — | SWITCHING | — | — |
| Transistor Element Material | — | — | — | SILICON | — | — |
| Transition Frequency-Nom (fT) | — | — | — | 250 MHz | — | — |
| Turn-off Time-Max (toff) | — | — | — | 250 ns | — | — |
| Turn-on Time-Max (ton) | — | — | — | 35 ns | — | — |
| ## ISO7721DR Alternates Showing results | — | — | — | — | Image | — |
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 5 alternatives for ISO7721BDW — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for ISO7721BDW 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 ISO7721BDW 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 ISO7721BDW?
Known equivalents for ISO7721BDW include ISO7721BDWR, INA2143UE4, PMBT4401. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of ISO7721BDW?
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 ISO7721BDW 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.