LM358NG Equivalent & Substitute Parts

Part Overview

The LM358NG is a general-purpose operational amplifier featuring two independent circuits in an 8-PDIP through-hole package. Manufactured by onsemi, this device operates across a supply voltage range of 3V to 32V with a gain-bandwidth product of 1 MHz and maximum output current of 40 mA per channel. The LM358NG is classified as obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and production continuity.

Key Parameters

Parameter	Value
Manufacturer Part Number	LM358NG
Manufacturer	onsemi
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	2
Gain Bandwidth Product	1 MHz
Current - Input Bias	45 nA
Voltage - Input Offset	2 mV
Current - Supply	800 µA (x2 Channels)
Current - Output / Channel	40 mA
Voltage - Supply Span (Min)	3 V
Voltage - Supply Span (Max)	32 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Through Hole
Package / Case	8-DIP (0.300", 7.62mm)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the LM358NG is determined by the following critical parameters:

Package Compatibility: All substitute parts must use the 8-DIP (0.300", 7.62mm) through-hole package to ensure mechanical and electrical compatibility with existing PCB layouts.

Amplifier Configuration: The device must contain two independent circuits in a single package to maintain functional equivalence.

Supply Voltage Range: Substitute parts must operate within the minimum 3V supply requirement and accommodate the maximum 32V supply specification of the original design.

Output Current Capability: Minimum 40 mA per channel output current is required to meet load-driving specifications.

Electrical Characteristics: Input bias current, input offset voltage, and gain-bandwidth product determine signal fidelity and circuit performance. Substitutes with equal or superior specifications maintain design margins.

Substitute parts are grouped into two categories: direct functional equivalents (general-purpose amplifiers with matching specifications) and performance-enhanced alternatives (amplifiers with superior bandwidth, slew rate, or supply voltage range that maintain backward compatibility).

Parameter Comparison

Part Number	Manufacturer	Amplifier Type	Number of Circuits	Gain Bandwidth Product	Current - Input Bias	Voltage - Input Offset	Current - Supply	Current - Output / Channel	Voltage - Supply (Min)	Voltage - Supply (Max)	Operating Temperature	Product Status
LM358NG	onsemi	General Purpose	2	1 MHz	45 nA	2 mV	800 µA	40 mA	3 V	32 V	0°C ~ 70°C	Obsolete
LM358PE3	Texas Instruments	General Purpose	2	700 kHz	20 nA	3 mV	500 µA	40 mA	3 V	30 V	0°C ~ 70°C	Last Time Buy
AS358AP-E1	Diodes Incorporated	General Purpose	2	—	20 nA	2 mV	700 µA	40 mA	3 V	36 V	-40°C ~ 85°C	Active
AS358P-E1	Diodes Incorporated	General Purpose	2	—	20 nA	2 mV	700 µA	40 mA	3 V	36 V	-40°C ~ 85°C	Active
BA15218	Rohm Semiconductor	General Purpose	2	10 MHz	50 nA	500 µV	5 mA	50 mA	4 V	32 V	-40°C ~ 85°C	Active
CA3240AEZ	Renesas Electronics Corporation	General Purpose	2	4.5 MHz	10 pA	2 mV	8 mA	40 mA	4 V	36 V	-40°C ~ 85°C	Active
AD812ANZ	Analog Devices Inc.	Current Feedback	2	—	—	—	4.5 mA	50 mA	2.4 V (Single)	36 V (Single)	—	Active
AD826ANZ	Analog Devices Inc.	Voltage Feedback	2	50 MHz	3.3 µA	500 µV	6.6 mA	50 mA	5 V	36 V	-40°C ~ 85°C	Active
AD828ANZ	Analog Devices Inc.	Voltage Feedback	2	—	—	—	14 mA	50 mA	5 V (Single)	36 V (Single)	—	Active
LF353N/NOPB	Texas Instruments	J-FET	2	4 MHz	50 pA	5 mV	3.6 mA	—	10 V	36 V	0°C ~ 70°C	Active
LF353P	Texas Instruments	J-FET	2	3 MHz	50 pA	5 mV	3.6 mA	40 mA	7 V	36 V	0°C ~ 70°C	Active

Engineering Selection Recommendations

Direct Functional Equivalents (Recommended for Replacement):

The AS358AP-E1 and AS358P-E1 (Diodes Incorporated) provide the closest functional match to the LM358NG. Both devices maintain general-purpose amplifier architecture with two circuits, identical input offset voltage (2 mV), matching output current capability (40 mA), and compatible supply voltage range (3V to 36V). These parts are currently in active production status with RoHS3 compliance and REACH unaffected certification. The extended operating temperature range (-40°C to 85°C) provides improved environmental coverage compared to the original specification.

The LM358PE3 (Texas Instruments) offers an alternative from a major manufacturer with last-time-buy status. This device maintains the same supply voltage minimum (3V) and operating temperature range as the original, with improved input bias current (20 nA versus 45 nA) and lower supply current consumption (500 µA versus 800 µA). The maximum supply voltage is reduced to 30V, which remains compatible with most applications designed for the LM358NG.

Performance-Enhanced Alternatives:

The CA3240AEZ (Renesas Electronics Corporation) provides superior performance characteristics including higher gain-bandwidth product (4.5 MHz), extremely low input bias current (10 pA), and extended supply voltage range (4V to 36V). This device is suitable for applications requiring improved signal fidelity and lower input current requirements while maintaining backward compatibility through identical package and circuit count.

The BA15218 (Rohm Semiconductor) offers enhanced bandwidth (10 MHz) and output current capability (50 mA per channel) with active product status and RoHS3 compliance. The minimum supply voltage requirement increases to 4V, which may require circuit redesign in applications utilizing the 3V minimum specification of the original device.

Specialized Alternatives:

The LF353N/NOPB and LF353P (Texas Instruments) employ J-FET input architecture, providing extremely low input bias current (50 pA) suitable for high-impedance signal sources. These devices require minimum supply voltages of 10V and 7V respectively, limiting their use to applications with adequate supply headroom.

The AD812ANZ and AD828ANZ (Analog Devices Inc.) utilize current-feedback and voltage-feedback architectures respectively, offering significantly higher bandwidth performance (145 MHz and 130 MHz) for applications requiring video-frequency signal processing. These devices require higher minimum supply voltages (2.4V to 5V depending on configuration) and increased supply current consumption.

Compliance and Certification:

All recommended substitute parts maintain REACH unaffected status and EAR99 ECCN classification consistent with the original device. Active production status parts (AS358AP-E1, AS358P-E1, BA15218, CA3240AEZ, AD812ANZ, AD826ANZ, AD828ANZ, LF353N/NOPB, LF353P) provide long-term availability and supply chain stability. RoHS3 compliance is confirmed for all active production alternatives.

Frequently Asked Questions (FAQ)

Q: Can the AS358AP-E1 or AS358P-E1 be used as direct replacements for the LM358NG without circuit modification?

A: Yes. Both Diodes Incorporated devices maintain identical package configuration (8-DIP), circuit count (2 independent amplifiers), input offset voltage (2 mV), and output current capability (40 mA per channel). The supply voltage range (3V to 36V) encompasses the original specification (3V to 32V). No circuit modifications are required for functional compatibility.

Q: What is the primary limitation of the LM358PE3 compared to the LM358NG?

A: The LM358PE3 has a maximum supply voltage rating of 30V, compared to 32V for the LM358NG. Applications operating at supply voltages between 30V and 32V require verification of circuit operation within the reduced specification. All other electrical parameters remain compatible.

Q: Why do the AD812ANZ and AD828ANZ have different supply voltage specifications than the LM358NG?

A: The AD812ANZ and AD828ANZ employ current-feedback and voltage-feedback topologies respectively, which require different biasing and supply configurations. These devices support both single-supply and dual-supply operation with asymmetric voltage ranges. Applications designed for the LM358NG general-purpose topology may require circuit redesign to utilize these specialized architectures.

Q: Are the LF353N/NOPB and LF353P suitable replacements for low-bias-current applications?

A: The LF353 series provides J-FET input stages with input bias current of 50 pA, approximately 900 times lower than the LM358NG (45 nA). However, these devices require minimum supply voltages of 10V (LF353N/NOPB) and 7V (LF353P), which may exceed available supply headroom in applications designed for the 3V minimum specification of the original device.

Q: What is the significance of the BA15218 having 50 mA output current per channel?

A: The BA15218 provides 25% higher output current capability (50 mA versus 40 mA) compared to the LM358NG. This enhanced capability accommodates applications requiring higher load-driving current without exceeding device ratings. The minimum supply voltage increases to 4V, which may require verification in applications utilizing the 3V minimum specification.

Q: Can the CA3240AEZ be used in applications requiring the 3V minimum supply voltage of the LM358NG?

A: No. The CA3240AEZ has a minimum supply voltage specification of 4V. Applications requiring operation at 3V supply voltage must use alternatives such as the AS358AP-E1, AS358P-E1, or LM358PE3, which maintain the 3V minimum specification.

Q: What packaging considerations apply when substituting the LM358NG?

A: All listed substitute parts utilize the 8-DIP (0.300", 7.62mm) through-hole package, ensuring mechanical compatibility with existing PCB layouts and socket configurations. No package conversion or PCB redesign is required for any of the recommended alternatives.

Q: How does the operating temperature range affect substitute part selection?

A: The LM358NG operates from 0°C to 70°C. Most active production alternatives (AS358AP-E1, AS358P-E1, BA15218, CA3240AEZ) extend the operating range to -40°C to 85°C, providing improved environmental coverage. Applications requiring the original 0°C to 70°C specification can use any substitute without temperature-related limitations. Applications requiring extended temperature operation benefit from the enhanced range of active production alternatives.

Q: Is RoHS3 compliance required for substitute part selection?

A: All active production substitute parts listed (AS358AP-E1, AS358P-E1, BA15218, CA3240AEZ, AD812ANZ, AD826ANZ, AD828ANZ, LF353N/NOPB, LF353P) maintain RoHS3 compliance. The original LM358NG does not specify RoHS status. Applications subject to RoHS3 regulatory requirements should select from the active production alternatives.

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