AD8030AR Equivalent & Substitute Parts

Part Overview

The AD8030AR is a general-purpose operational amplifier manufactured by Analog Devices Inc., configured as a dual-channel (2 circuit) rail-to-rail output device in an 8-SOIC surface mount package. This component is classified as obsolete, necessitating identification of equivalent and substitute parts for ongoing design requirements and production continuity. The AD8030AR delivers high-speed amplification with a slew rate of 63V/µs and -3dB bandwidth of 125 MHz, suitable for applications requiring fast signal processing and wide supply voltage operation.

Substiute Parts

AD8030AR

Analog Devices Inc.In Stock: 4384AD8030AR Datasheet

Current PartRFQ

AD8030ARZ

Analog Devices Inc.In Stock: 15380AD8030ARZ Datasheet

DirectRFQ

TL972QDRQ1

Texas InstrumentsIn Stock: 4336TL972QDRQ1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AD8030AR is determined by strict equivalence across electrical performance parameters and mechanical compatibility. The primary substitution criteria are:

Electrical Equivalence Requirements:

• Dual-channel (2 circuit) configuration
• Rail-to-rail output capability
• Slew rate of 63V/µs or greater
• -3dB bandwidth of 125 MHz or greater
• Input bias current of 700 nA or lower
• Input offset voltage of 1.6 mV or lower
• Output current per channel of 170 mA or greater
• Supply voltage span from 2.7V to 12V minimum

Mechanical Compatibility Requirements:

• 8-SOIC surface mount package (0.154", 3.90mm width)
• Identical pinout configuration
• Moisture sensitivity level MSL 1 or better

Substitution Categories:

Direct Equivalent: AD8030ARZ represents a direct functional equivalent with identical electrical specifications. The distinction is packaging format (tube versus tape/reel) and product status (active versus obsolete).

Similar Substitute: TL972QDRQ1 is a functionally similar device from Texas Instruments that meets the core requirements of dual-channel, rail-to-rail operation in an 8-SOIC package. However, this device exhibits performance variations in specific parameters and includes automotive-grade qualification.

Parameter Comparison

Engineering Selection Recommendations

AD8030ARZ (Direct Equivalent - Recommended Primary Substitute)

The AD8030ARZ is the direct functional equivalent of the AD8030AR, manufactured by Analog Devices Inc. with identical electrical specifications across all performance parameters. The AD8030ARZ is currently in active production status, ensuring supply chain continuity and availability. Both devices share identical slew rate (63V/µs), bandwidth (125 MHz), input bias current (700 nA), output current capability (170 mA per channel), and supply voltage range (2.7V to 12V). The distinction between AD8030AR and AD8030ARZ is packaging format: AD8030AR is supplied in tape/reel format, while AD8030ARZ is supplied in tube packaging. The AD8030ARZ carries ROHS3 compliance certification, meeting current environmental regulatory requirements. This part is suitable for direct replacement in all applications previously designed for the AD8030AR.

TL972QDRQ1 (Similar Substitute - Conditional Application)

The TL972QDRQ1 from Texas Instruments is a functionally similar dual-channel, rail-to-rail operational amplifier in an 8-SOIC package. This device meets the core architectural requirements but exhibits performance variations in specific parameters. The TL972QDRQ1 operates with a reduced slew rate of 5V/µs (compared to 63V/µs for the AD8030AR) and a gain bandwidth product of 12 MHz (compared to 125 MHz for the AD8030AR). Output current capability is 80 mA per channel, lower than the 170 mA per channel of the AD8030AR. Input bias current is 200 nA, and input offset voltage is 1 mV, both superior to the AD8030AR specifications. The TL972QDRQ1 is qualified to AEC-Q100 automotive standards and carries automotive-grade designation, making it suitable for automotive applications. This device is appropriate for applications where reduced bandwidth and slew rate are acceptable, and where automotive qualification is required or beneficial.

Frequently Asked Questions (FAQ)

Q: Can AD8030ARZ be used as a direct replacement for AD8030AR?

A: Yes. The AD8030ARZ is electrically identical to the AD8030AR across all specified performance parameters. The only difference is packaging format (tube versus tape/reel). Both devices are pin-compatible 8-SOIC packages with identical electrical characteristics. The AD8030ARZ is currently in active production, making it the recommended substitute for obsolete AD8030AR inventory.

Q: What are the key performance differences between AD8030AR and TL972QDRQ1?

A: The TL972QDRQ1 exhibits lower performance in three critical areas: slew rate is 5V/µs versus 63V/µs, bandwidth is 12 MHz versus 125 MHz, and output current per channel is 80 mA versus 170 mA. The TL972QDRQ1 offers superior input bias current (200 nA versus 700 nA) and lower input offset voltage (1 mV versus 1.6 mV). The TL972QDRQ1 includes automotive-grade qualification (AEC-Q100), which the AD8030AR does not specify.

Q: Is the TL972QDRQ1 suitable for high-speed signal processing applications?

A: The TL972QDRQ1 is not suitable for applications requiring the high-speed performance of the AD8030AR. With a bandwidth of 12 MHz and slew rate of 5V/µs, the TL972QDRQ1 is limited to lower-frequency applications. Applications requiring 125 MHz bandwidth or 63V/µs slew rate performance must use the AD8030AR or AD8030ARZ.

Q: Are both substitute parts RoHS compliant?

A: The AD8030ARZ is ROHS3 compliant. The TL972QDRQ1 is ROHS3 compliant. The original AD8030AR does not specify RoHS compliance status. Both active substitute parts meet current environmental regulatory requirements.

Q: What is the difference between AD8030AR and AD8030ARZ packaging?

A: The AD8030AR is supplied in tape/reel (cut tape) format. The AD8030ARZ is supplied in tube packaging. Both are 8-SOIC surface mount packages with identical pinout and electrical specifications. The packaging difference affects handling and storage but does not impact electrical performance or compatibility.

Q: Can I use TL972QDRQ1 in a design originally specified for AD8030AR?

A: Substitution of TL972QDRQ1 for AD8030AR requires circuit-level analysis. The reduced slew rate (5V/µs versus 63V/µs) and lower bandwidth (12 MHz versus 125 MHz) may impact circuit performance in high-speed applications. The lower output current capability (80 mA versus 170 mA per channel) may limit load-driving capability. Applications with relaxed bandwidth and slew rate requirements may accommodate this substitute. High-speed applications must use AD8030ARZ.

Q: What is the moisture sensitivity level for these parts?

A: All three parts (AD8030AR, AD8030ARZ, and TL972QDRQ1) carry MSL 1 (Unlimited) rating, indicating unlimited shelf life under standard storage conditions without moisture bake-out requirements.

Q: Are these parts suitable for automotive applications?

A: The TL972QDRQ1 is qualified to AEC-Q100 automotive standards and carries automotive-grade designation, making it suitable for automotive applications. The AD8030AR and AD8030ARZ are commercial-grade devices without specified automotive qualification. Automotive applications requiring automotive-grade qualification should use TL972QDRQ1, provided the performance characteristics are acceptable.