LM258DG4 Equivalent & Substitute Parts

Part Overview

The LM258DG4 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring two independent circuits in an 8-SOIC surface-mount package. This device is classified as obsolete, though 1,407 units remain in stock as new original inventory. The LM258DG4 operates across a wide supply voltage range of 3V to 32V and is suitable for applications requiring dual-channel amplification with moderate bandwidth requirements.

Due to its obsolete status, identifying functionally equivalent and compatible substitute parts is essential for design continuity, long-term availability assurance, and supply chain reliability. Substitute parts must maintain compatibility across key electrical parameters including supply voltage range, circuit count, package dimensions, and output current specifications.

Key Parameters

Parameter	LM258DG4 Value	Unit	Substitution Relevance
Amplifier Type	General Purpose	—	Critical
Number of Circuits	2	Channels	Critical
Package / Case	8-SOIC (0.154", 3.90mm Width)	—	Critical
Voltage - Supply Span (Min)	3	V	Critical
Voltage - Supply Span (Max)	32	V	Critical
Current - Output / Channel	40	mA	Critical
Slew Rate	0.3	V/µs	Important
Gain Bandwidth Product	1.1	MHz	Important
Current - Input Bias	20	nA	Important
Voltage - Input Offset	3	mV	Important
Current - Supply	500	µA (x2 Channels)	Important
Operating Temperature	-25°C ~ 85°C	—	Important
Mounting Type	Surface Mount	—	Critical
RoHS Status	ROHS3 Compliant	—	Critical
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—	Important

Substitute Part Grouping Explanation

Substitute parts for the LM258DG4 are grouped into two primary categories based on amplifier type and electrical compatibility:

Category 1: General Purpose Amplifiers (Direct Functional Equivalents)

These substitutes maintain the general-purpose amplifier classification and are compatible with applications designed for the LM258DG4. Substitution is based on matching the following critical parameters:

Two independent circuits (dual-channel configuration)
8-SOIC package with 0.154" (3.90mm) width
Supply voltage range of 3V to 32V
Output current capability of 40 mA per channel or greater
ROHS3 compliance and MSL Level 1 rating

Parts in this category include LM258DR (UMW), LM358AM/NOPB, LM358AMX/NOPB, LM358M/NOPB, LM358MX/NOPB, BA10358F-E1, and BA10358F-E2.

Category 2: J-FET Amplifiers (Enhanced Performance Alternatives)

These substitutes employ J-FET input architecture, offering superior input bias current characteristics and extended operating temperature ranges. Substitution is appropriate when the application benefits from lower input bias current (5 pA to 2 pA versus 20 nA to 45 nA) and higher slew rates. Critical parameters remain:

Two independent circuits
8-SOIC package
Supply voltage compatibility (minimum 8V for J-FET variants)
ROHS3 compliance

Parts in this category include AD706JRZ-REEL7, ADA4000-2ARZ, and ADA4062-2BRZ-R7.

Category 3: Specialized Alternatives (Analog Devices Low-Noise Option)

AD706JRZ-REEL7 represents a specialized alternative with reduced input offset voltage (30 µV versus 2 mV to 3 mV), suitable for precision measurement applications while maintaining general-purpose amplifier functionality.

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Circuits	Package	Supply Min (V)	Supply Max (V)	Output Current (mA)	Slew Rate (V/µs)	GBW (MHz)	Input Bias (nA/pA)	Input Offset (mV/µV)	Status
LM258DG4	Texas Instruments	General Purpose	2	8-SOIC	3	32	40	0.3	1.1	20 nA	3 mV	Obsolete
LM258DR	UMW	General Purpose	2	8-SOIC	—	32	40	—	—	45 nA	2 mV	Active
LM358AM/NOPB	Texas Instruments	General Purpose	2	8-SOIC	3	32	40	—	1	45 nA	2 mV	Active
LM358AMX/NOPB	Texas Instruments	General Purpose	2	8-SOIC	3	32	40	—	1	45 nA	2 mV	Active
LM358M/NOPB	Texas Instruments	General Purpose	2	8-SOIC	3	32	40	—	1	45 nA	2 mV	Active
LM358MX/NOPB	Texas Instruments	General Purpose	2	8-SOIC	3	32	40	—	1	45 nA	2 mV	Active
AD706JRZ-REEL7	Analog Devices Inc.	General Purpose	2	8-SOIC	4	36	15	0.15	0.8	50 pA	30 µV	Active
ADA4000-2ARZ	Analog Devices Inc.	J-FET	2	8-SOIC	8	36	28	20	5	5 pA	200 µV	Active
ADA4062-2BRZ-R7	Analog Devices Inc.	J-FET	2	8-SOIC	8	36	20	3.3	1.4	2 pA	500 µV	Active
BA10358F-E1	Rohm Semiconductor	General Purpose	2	8-SOIC	3	32	20	0.2	0.5	45 nA	2 mV	Active
BA10358F-E2	Rohm Semiconductor	General Purpose	2	8-SOIC	3	32	20	0.2	0.5	45 nA	2 mV	Active

Engineering Selection Recommendations

Primary Substitutes (Highest Compatibility)

The LM358 series variants (LM358AM/NOPB, LM358AMX/NOPB, LM358M/NOPB, LM358MX/NOPB) manufactured by Texas Instruments represent the highest-compatibility substitutes. These parts maintain identical supply voltage specifications (3V to 32V), package dimensions (8-SOIC, 0.154" width), output current capability (40 mA per channel), and circuit count (2). All variants are active products with ROHS3 compliance and MSL Level 1 rating. The primary difference is packaging format: tube packaging for AM/M variants and cut tape/digi-reel for AMX/MX variants. Inventory availability is substantial across all variants (2,020 to 74,281 units).

Secondary Substitutes (Compatible with Minor Derating)

LM258DR (UMW) and BA10358F series (Rohm Semiconductor) provide functional equivalence with minor parameter variations. LM258DR maintains the 40 mA output current and 32V maximum supply voltage. BA10358F variants reduce output current to 20 mA per channel and gain-bandwidth product to 500 kHz, requiring verification that the application does not demand the full 40 mA output current specification. Both maintain 3V to 32V supply compatibility and ROHS3 compliance.

Enhanced Performance Alternatives (J-FET Architecture)

ADA4000-2ARZ and ADA4062-2BRZ-R7 offer superior input bias current characteristics (5 pA and 2 pA respectively versus 20 nA to 45 nA) and extended operating temperature ranges (-40°C to 125°C). These substitutes require minimum 8V supply voltage, restricting use in applications operating below 8V. ADA4000-2ARZ provides higher slew rate (20 V/µs) and gain-bandwidth product (5 MHz), while ADA4062-2BRZ-R7 offers lower input bias current (2 pA) with moderate performance metrics. Selection depends on whether the application benefits from J-FET input characteristics and can accommodate the 8V minimum supply requirement.

Specialized Low-Noise Alternative

AD706JRZ-REEL7 (Analog Devices Inc.) reduces input offset voltage to 30 µV, compared to 2 mV to 3 mV in standard variants. This part is suitable for precision measurement and instrumentation applications. However, output current is limited to 15 mA per channel, and minimum supply voltage is 4V. Gain-bandwidth product is reduced to 800 kHz.

Compliance and Certification

All substitute parts maintain ROHS3 compliance and MSL Level 1 (unlimited moisture sensitivity) ratings, matching the original LM258DG4 specifications. All parts carry EAR99 ECCN classification and REACH unaffected status, ensuring regulatory compatibility across international markets.

Frequently Asked Questions (FAQ)

Q1: Can I directly replace LM258DG4 with LM358 variants without circuit modification?

A: Yes. LM358AM/NOPB, LM358AMX/NOPB, LM358M/NOPB, and LM358MX/NOPB are direct pin-compatible replacements with identical supply voltage range (3V to 32V), output current (40 mA per channel), and package dimensions (8-SOIC, 0.154" width). No circuit modification is required. The primary difference is product status: LM258DG4 is obsolete, while LM358 variants are active products with superior long-term availability.

Q2: What is the difference between LM358AM/NOPB and LM358AMX/NOPB?

A: Both parts are electrically identical. The difference is packaging format. LM358AM/NOPB is supplied in tube packaging, while LM358AMX/NOPB is supplied in cut tape and digi-reel format. Selection depends on assembly process requirements and inventory management preferences.

Q3: Can I use BA10358F series as a direct replacement?

A: BA10358F-E1 and BA10358F-E2 are functionally compatible but with output current derating. These parts provide 20 mA per channel output current, compared to 40 mA for the LM258DG4. Substitution is valid only if the application does not require the full 40 mA output current specification. Verify output current requirements in the circuit design before substitution.

Q4: When should I consider J-FET alternatives like ADA4000-2ARZ or ADA4062-2BRZ-R7?

A: J-FET alternatives are appropriate when the application benefits from extremely low input bias current (5 pA to 2 pA versus 20 nA to 45 nA) or extended operating temperature range (-40°C to 125°C). However, these parts require minimum 8V supply voltage, restricting use in applications operating below 8V. Verify supply voltage requirements before substitution.

Q5: Is AD706JRZ-REEL7 suitable for all applications using LM258DG4?

A: AD706JRZ-REEL7 is suitable for precision measurement and instrumentation applications requiring low input offset voltage (30 µV). However, output current is limited to 15 mA per channel, and minimum supply voltage is 4V. Applications requiring 40 mA output current or operating below 4V supply voltage should not use this substitute.

Q6: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed maintain ROHS3 compliance and MSL Level 1 rating, matching the original LM258DG4 specifications. All parts carry EAR99 ECCN classification and REACH unaffected status.

Q7: What is the recommended substitute if I need the highest inventory availability?

A: LM358MX/NOPB offers the highest inventory availability with 74,281 units in stock. This part is electrically identical to LM258DG4 with identical supply voltage range, output current, and package dimensions. It is supplied in cut tape and digi-reel format.

Q8: Can I use multiple substitute parts interchangeably in the same design?

A: LM358 series variants (AM, AMX, M, MX) are fully interchangeable. However, mixing general-purpose amplifiers (LM358, BA10358F, AD706) with J-FET amplifiers (ADA4000, ADA4062) in the same circuit is not recommended without circuit analysis, as input bias current and offset voltage characteristics differ significantly.

Q9: What is the minimum supply voltage for each substitute category?

A: General-purpose amplifiers (LM258DR, LM358 series, BA10358F, AD706) operate at 3V minimum supply voltage, matching the LM258DG4. J-FET amplifiers (ADA4000-2ARZ, ADA4062-2BRZ-R7) require 8V minimum supply voltage. Verify supply voltage availability in the target application before substitution.

Q10: Are there any temperature range restrictions when substituting?

A: LM258DG4 operates from -25°C to 85°C. LM358 series and BA10358F variants operate from 0°C to 70°C, representing a narrower temperature range. If the application requires operation below 0°C or above 70°C, J-FET alternatives (ADA4000-2ARZ, ADA4062-2BRZ-R7) operating from -40°C to 125°C are required. Verify operating temperature requirements before substitution.

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