Is there a pin-compatible replacement for LM258DR?

The 3PEAK LM2904A-SR is a strong candidate for a pin-compatible replacement. It shares the standard SOIC-8 dual op-amp pinout and matches key electrical parameters. However, always verify the pinout diagram in your specific application before substitution.

What risks should I check before replacing LM258DR?

When replacing the LM258DR, verify the substitute's supply voltage range, supply current, and gain-bandwidth product. Some alternatives may offer higher precision but consume more power, which could impact battery life or thermal performance.

LM258DR Alternatives, Datasheet & Cross Reference | Texas Instruments

The LM258DR is a widely-used dual operational amplifier from Texas Instruments, known for its wide supply voltage range (3V-32V) and low power consumption. This makes it suitable for a variety of general-purpose analog applications.

AI replacement insight

Package risklow

SOIC-8 is a standard package with a common pinout for dual op-amps.

Electrical riskmedium

Key parameters like supply current and bandwidth must be verified for application compatibility.

Firmware risklow

Not applicable for this general-purpose analog component.

Can it be replaced directly?

Yes, the 3PEAK LM2904A-SR is a strong candidate for direct replacement, matching the package, pinout, and key electrical specifications of the LM258DR.

Best replacement path

For a low-risk replacement, consider the LM2904A-SR, which is a modern equivalent with improved power efficiency. For performance upgrades, other parts offer higher precision but require checking power budget.

Main risk

The main risk is selecting a substitute with an incompatible supply voltage range or a significantly different supply current, which can cause malfunction or affect system power budget.

Recommended alternatives

A modern, low-power alternative with a wider temperature range and similar performance in the same package.

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Alternative comparison matrix

Feature / factor	LM258DR	LM2904A-SR	TPA1882-SR	Compatibility / risk
Package	SOIC-8	SOIC-8	SOIC-8	SOIC-8 — Package and pin count match.; TPA1882-SR: Package and pin count match.
Voltage	3V to 32V	3V to 36V	up to 40V	3V to 36V / up to 40V — Fully covers and slightly exceeds target's supply range.; TPA1882-SR: Wider supply voltage range.
Bandwidth	0.7 MHz	0.9 MHz	12 MHz	0.9 MHz / 12 MHz — Slightly higher bandwidth, generally a safe improvement.; TPA1882-SR: Significantly higher bandwidth, may require stability check.
Current	700 µA (total)	200 µA (total)	2000 µA (total)	200 µA (total) / 2000 µA (total) — Significantly lower supply current, beneficial for power-sensitive applications.; TPA1882-SR: Supply current is nearly 3x higher, a critical consideration for power budget.
Temperature	-25°C to 85°C	-40°C to 125°C	-	-40°C to 125°C — Wider industrial temperature range.
Offset Voltage	3000 µV	-	15 µV	15 µV — Vastly improved precision (zero-drift).

Application & sourcing insights

Questions & answers

The 3PEAK LM2904A-SR is an excellent alternative, offering a similar voltage range, lower power consumption, and a wider temperature range in the same SOIC-8 package. It is likely a pin-compatible replacement.