OP462GS Equivalent & Substitute Parts

Part Overview

The OP462GS is a general-purpose operational amplifier manufactured by Analog Devices Inc., configured as a 4-circuit rail-to-rail amplifier in a 14-SOIC surface mount package. This device is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. The OP462GS delivers 13 V/µs slew rate and 15 MHz gain bandwidth product, suitable for general-purpose amplification applications requiring low input offset voltage and moderate supply current consumption across a 2.7 V to 12 V supply range.

Key Parameters

Parameter	Value
Manufacturer Part Number	OP462GS
Manufacturer	Analog Devices Inc.
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	4
Output Type	Rail-to-Rail
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Slew Rate	13 V/µs
Gain Bandwidth Product	15 MHz
Current - Input Bias	260 nA
Voltage - Input Offset	25 µV
Current - Supply	550 µA (x4 Channels)
Current - Output / Channel	30 mA
Voltage - Supply Span (Min)	2.7 V
Voltage - Supply Span (Max)	12 V
Operating Temperature	-40°C ~ 125°C
Product Status	Obsolete
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the OP462GS is determined by the following critical parameters: package type (14-SOIC surface mount), number of circuits (4), output configuration (rail-to-rail), and electrical performance specifications including slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current capability, and supply voltage range.

Substitute parts are grouped into two categories:

Direct Equivalent: Parts that maintain identical electrical specifications and performance characteristics, differing only in product status or packaging format.

Functional Equivalent: Parts that provide similar functionality within the same package but with different electrical performance characteristics. These substitutes operate within overlapping supply voltage ranges and maintain the same physical footprint, but exhibit variations in slew rate, gain bandwidth product, supply current, and input bias current specifications.

The key parameters determining substitution eligibility are:

Package / Case: 14-SOIC (0.154", 3.90mm Width)
Number of Circuits: 4
Output Type: Rail-to-Rail
Mounting Type: Surface Mount
Operating Temperature Range compatibility
Supply Voltage Range overlap

Parameter Comparison

Parameter	OP462GS	OP462GSZ	MAX4495ASD+	MAX4495ASD+T	TLV2434AIDR	TLV2434CDR	TLV2434IDR	TLV2444AID	TLV2444CD
Manufacturer	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	CMOS	CMOS	CMOS	CMOS	CMOS
Number of Circuits	4	4	4	4	4	4	4	4	4
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Package / Case	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC	14-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Slew Rate	13 V/µs	13 V/µs	3 V/µs	3 V/µs	0.25 V/µs	0.25 V/µs	0.25 V/µs	1.4 V/µs	1.4 V/µs
Gain Bandwidth Product	15 MHz	15 MHz	5 MHz	5 MHz	550 kHz	550 kHz	550 kHz	1.81 MHz	1.81 MHz
Current - Input Bias	260 nA	260 nA	200 nA	200 nA	1 pA	1 pA	1 pA	1 pA	1 pA
Voltage - Input Offset	25 µV	25 µV	300 µV	300 µV	300 µV	300 µV	300 µV	300 µV	300 µV
Current - Supply	550 µA (x4)	550 µA (x4)	770 µA (x4)	770 µA (x4)	100 µA (x4)	100 µA (x4)	100 µA (x4)	750 µA (x4)	750 µA (x4)
Current - Output / Channel	30 mA	30 mA	15 mA	15 mA	50 mA	50 mA	50 mA	50 mA	50 mA
Voltage - Supply Span (Min)	2.7 V	2.7 V	4.5 V	4.5 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V
Voltage - Supply Span (Max)	12 V	12 V	11 V	11 V	10 V	10 V	10 V	10 V	10 V
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C	-40°C ~ 85°C	0°C ~ 70°C
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

OP462GSZ is the primary direct equivalent for OP462GS replacement. This part maintains identical electrical specifications and performance characteristics while offering active product status and ROHS3 compliance. OP462GSZ is available in tube packaging and represents the recommended substitution path for obsolete OP462GS designs.

MAX4495ASD+ and MAX4495ASD+T provide functional equivalence with reduced slew rate (3 V/µs versus 13 V/µs) and lower gain bandwidth product (5 MHz versus 15 MHz). These parts are suitable for applications where the lower performance specifications are acceptable. Supply voltage range is restricted to 4.5 V minimum, which may limit compatibility with designs requiring operation below this threshold. Both variants are ROHS3 compliant and actively produced.

TLV2434 Series (AIDR, CDR, IDR variants) offers CMOS amplifier technology with significantly reduced supply current (100 µA versus 550 µA) and extremely low input bias current (1 pA versus 260 nA). These parts exhibit substantially lower slew rate (0.25 V/µs) and gain bandwidth product (550 kHz), making them suitable only for low-frequency applications. Supply voltage maximum is limited to 10 V. TLV2434IDR is actively produced with -40°C to 85°C temperature range. TLV2434CDR is actively produced with 0°C to 70°C temperature range.

TLV2444 Series (AID and CD variants) provides intermediate performance with 1.4 V/µs slew rate and 1.81 MHz gain bandwidth product. These CMOS devices offer reduced supply current (750 µA) compared to OP462GS while maintaining similar supply voltage range (2.7 V to 10 V). TLV2444AID is actively produced with -40°C to 85°C temperature range. TLV2444CD is actively produced with 0°C to 70°C temperature range.

All substitute parts maintain 14-SOIC package compatibility, 4-circuit configuration, and rail-to-rail output architecture. Selection should be based on application-specific requirements for slew rate, gain bandwidth product, supply current, and operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can OP462GSZ be used as a direct replacement for OP462GS?

A: Yes. OP462GSZ is electrically identical to OP462GS, with matching slew rate (13 V/µs), gain bandwidth product (15 MHz), input bias current (260 nA), input offset voltage (25 µV), supply current (550 µA per 4 channels), output current (30 mA per channel), and supply voltage range (2.7 V to 12 V). The primary difference is product status (active versus obsolete) and packaging format (tube). OP462GSZ is the recommended direct equivalent.

Q: What are the key differences between OP462GS and MAX4495ASD+?

A: Both devices are 4-circuit rail-to-rail amplifiers in 14-SOIC packages. MAX4495ASD+ has lower slew rate (3 V/µs versus 13 V/µs), lower gain bandwidth product (5 MHz versus 15 MHz), lower input bias current (200 nA versus 260 nA), and higher input offset voltage (300 µV versus 25 µV). Supply current is higher (770 µA versus 550 µA), and output current per channel is lower (15 mA versus 30 mA). Minimum supply voltage is higher (4.5 V versus 2.7 V). MAX4495ASD+ is suitable only for applications where reduced performance specifications are acceptable.

Q: Are TLV2434 devices suitable replacements for OP462GS?

A: TLV2434 devices are not direct replacements. While they share the same 14-SOIC package and 4-circuit rail-to-rail configuration, they employ CMOS technology with significantly different performance characteristics. Slew rate is 0.25 V/µs (versus 13 V/µs), gain bandwidth product is 550 kHz (versus 15 MHz), and supply current is 100 µA (versus 550 µA). Input bias current is extremely low (1 pA versus 260 nA). These devices are suitable only for low-frequency, low-power applications. Maximum supply voltage is limited to 10 V.

Q: What is the operating temperature range difference between OP462GS and substitute parts?

A: OP462GS operates from -40°C to 125°C. OP462GSZ maintains this range. MAX4495ASD+ and MAX4495ASD+T also support -40°C to 125°C. TLV2434AIDR and TLV2434IDR support -40°C to 85°C. TLV2434CDR supports 0°C to 70°C. TLV2444AID supports -40°C to 85°C. TLV2444CD supports 0°C to 70°C. Applications requiring operation above 85°C must use OP462GSZ, MAX4495ASD+, or MAX4495ASD+T.

Q: Are all substitute parts ROHS3 compliant?

A: OP462GS compliance status is not specified. All substitute parts listed (OP462GSZ, MAX4495ASD+, MAX4495ASD+T, TLV2434 series, and TLV2444 series) are ROHS3 compliant. REACH status for all substitutes is listed as REACH Unaffected.

Q: What packaging options are available for substitute parts?

A: OP462GSZ is available in tube packaging. MAX4495ASD+ is available in tube packaging. MAX4495ASD+T is available in Tape & Reel (TR) format. TLV2434AIDR is available in Cut Tape (CT) & Digi-Reel® format. TLV2434CDR packaging is not specified. TLV2434ID is available in tube packaging. TLV2434IDR is available in Cut Tape (CT) & Digi-Reel® format. TLV2444AID is available in tube packaging. TLV2444CD is available in tube packaging. Packaging selection should align with production assembly requirements.

Q: Which substitute part offers the lowest supply current consumption?

A: TLV2434 series devices offer the lowest supply current at 100 µA (x4 channels), compared to 550 µA for OP462GS. This represents an 82% reduction in supply current. However, this benefit comes with significantly reduced performance specifications (0.25 V/µs slew rate and 550 kHz gain bandwidth product). TLV2444 series offers intermediate supply current at 750 µA with improved performance (1.4 V/µs slew rate and 1.81 MHz gain bandwidth product).

Q: Can OP462GS be replaced in high-speed applications?

A: OP462GSZ is the only substitute maintaining the 13 V/µs slew rate and 15 MHz gain bandwidth product required for high-speed applications. MAX4495ASD+ and MAX4495ASD+T provide reduced performance (3 V/µs and 5 MHz). TLV2434 and TLV2444 series are unsuitable for high-speed applications due to significantly lower slew rates and gain bandwidth products.

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