Is there a pin-compatible replacement for LM258ADR?

Yes, parts like ADA4077-2ARZ and AD8397ARZ-REEL7 share the same SOIC-8 pinout. However, they are not drop-in replacements due to differences in supply voltage, power consumption, and speed, requiring an engineering review.

What risks should I check before replacing LM258ADR?

Key risks include: 1) Supply Voltage: Ensure the replacement's voltage range matches your application. 2) Stability: Faster amplifiers can oscillate in a circuit designed for the LM258. 3) Power Consumption: Check the quiescent current.

LM258ADR Alternatives, Datasheet & Cross Reference | Texas Instruments

The LM258ADR is a widely-used dual op-amp known for its wide supply range. While no direct drop-in replacements are found, several functional alternatives exist with similar pinouts but require careful review of supply voltage and performance.

AI replacement insight

Electrical riskhigh

Supply voltage mismatch is a common and critical failure point.

Package risklow

All kept candidates are in the same SOIC-8 package with a compatible pinout.

Firmware risklow

Op-amps do not require firmware.

Can it be replaced directly?

There is no direct, drop-in replacement for the LM258ADR among the candidates reviewed due to critical differences in supply voltage range.

Best replacement path

ADA4077-2ARZ offers the best balance of performance upgrade and similarity, provided the application's supply voltage is 5V or higher.

Main risk

The primary risk is supply voltage incompatibility, as the LM258ADR's wide 3V-32V range is not matched by the alternatives.

Recommended alternatives

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Alternative comparison matrix

Feature / factor	LM258ADR	ADA4077-2ARZ-R7	AD8397ARZ-REEL7	Compatibility / risk
Package	SOIC-8	SOIC-8	SOIC-8	SOIC-8 — Package matches.; AD8397ARZ-REEL7: Package matches.
Pinout	Standard Dual Op-Amp	Standard Dual Op-Amp	Standard Dual Op-Amp	Standard Dual Op-Amp — Pinout is compatible based on datasheet review.; AD8397ARZ-REEL7: Pinout is compatible based on datasheet review.
Voltage	3V to 32V	5V to 30V	3V to 24V	5V to 30V / 3V to 24V — Minimum supply voltage is higher, incompatible with 3.3V systems.; AD8397ARZ-REEL7: Max supply voltage is lower.
Offset Voltage	3 mV	50 µV	-	50 µV — Significantly improved DC precision.
Current	0.7mA	0.8mA	18mA (typ)	0.8mA / 18mA (typ) — Supply current is very similar.; AD8397ARZ-REEL7: Quiescent current is significantly higher.
Bandwidth	0.7 MHz	-	35 MHz	35 MHz — Much higher bandwidth may cause instability.

Application & sourcing insights

Questions & answers

The ADA4077-2ARZ is a strong functional alternative with a matching pinout and superior precision, but requires a minimum supply of 5V. For high-current needs, the AD8397ARZ-REEL7 is pin-compatible but has much higher power consumption.