TDA7439Alternatives & Equivalent Parts
About TDA7439
TDA7439 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Dual-In-Line 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 | TDA7439Source | TDA7318 | TDA7468D | BD3491FS-E2 |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | ROHM Semiconductor |
| Package Type | Dual-In-Line Packages | Dual-In-Line Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 30 | 28 | 28 | 32 |
| Temperature Range | -10.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C |
| Price | $2.4621 | $4.8418 | $2.1429 | $1.0458 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | OBSOLETE | OBSOLETE | ACTIVE |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | — | — |
| YTEOL | 0 | 0 | 0 | — |
| Channel Separation | 100 dB | 103 dB | 90 dB | — |
| Consumer IC Type | TONE CONTROL CIRCUIT | TONE CONTROL CIRCUIT | TONE CONTROL CIRCUIT | CONSUMER CIRCUIT |
| Harmonic Distortion | 0.01% | 0.09% | 0.01% | — |
| JESD-30 Code | R-PDIP-T30 | R-PDIP-T28 | R-PDSO-G28 | R-PDSO-G32 |
| JESD-609 Code | e3 | e3 | e4 | — |
| Number of Bands | 3 | 2 | 2 | — |
| Number of Channels | 2 | 2 | 2 | — |
| Number of Functions | 1 | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SDIP30,.4 | DIP28,.6 | SOP28,.4 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | IN-LINE, SHRINK PITCH | IN-LINE | SMALL OUTLINE | SMALL OUTLINE, SHRINK PITCH |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Supply Current-Max | 10 mA | 11 mA | — | — |
| Supply Voltage-Max (Vsup) | 10.2 V | 10 V | 10 V | 9.5 V |
| Supply Voltage-Min (Vsup) | 6 V | 6 V | 5 V | 4.75 V |
| Surface Mount | NO | NO | YES | YES |
| Technology | BICMOS | BICMOS | BICMOS | BICMOS |
| Temperature Grade | OTHER | INDUSTRIAL | COMMERCIAL | INDUSTRIAL |
| Terminal Finish | MATTE TIN | MATTE TIN | NICKEL PALLADIUM GOLD | — |
| Terminal Form | THROUGH-HOLE | THROUGH-HOLE | GULL WING | GULL WING |
| Terminal Pitch | 1.778 mm | 2.54 mm | 1.27 mm | 0.8 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Peak Reflow Temperature (Cel) | — | — | 250 | NOT SPECIFIED |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | NOT SPECIFIED |
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 TDA7439 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for TDA7439 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 TDA7439 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 TDA7439?
Known equivalents for TDA7439 include TDA7318, TDA7468D, BD3491FS-E2. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TDA7439?
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 TDA7439 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.