LMC6035IMQ1 Equivalent & Substitute Parts

Part Overview

The LMC6035IMQ1 is a CMOS dual-channel operational amplifier manufactured by Texas Instruments, housed in an 8-SOIC surface mount package. This device features differential, rail-to-rail output configuration with automotive-grade qualification (AEC-Q100) and operates across a -40°C to 85°C temperature range. The part is currently classified as obsolete, necessitating identification of functionally equivalent active alternatives for new designs and production continuity.

Substiute Parts

LMC6035IMQ1

Texas InstrumentsIn Stock: 1733LMC6035IMQ1 Datasheet

Current PartRFQ

LMC6035IMXQ1

Texas InstrumentsIn Stock: 17976LMC6035IMXQ1 Datasheet

MFR RecommendedRFQ

AD8662ARZ

Analog Devices Inc.In Stock: 2782AD8662ARZ Datasheet

MFR RecommendedRFQ

AD8662ARZ-REEL

Analog Devices Inc.In Stock: 3995AD8662ARZ-REEL Datasheet

MFR RecommendedRFQ

AD8662ARZ-REEL7

Analog Devices Inc.In Stock: 12307AD8662ARZ-REEL7 Datasheet

MFR RecommendedRFQ

ALD2702ASAL

Advanced Linear Devices Inc.In Stock: 936ALD2702ASAL Datasheet

MFR RecommendedRFQ

TSX9292IYDT

STMicroelectronicsIn Stock: 3511TSX9292IYDT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the LMC6035IMQ1 is determined by the following critical parameters:

Primary Substitution Criteria:

• Amplifier Type: CMOS
• Number of Circuits: 2
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• Output Type: Differential or Rail-to-Rail configuration

Secondary Compatibility Factors:

• Voltage Supply Span overlap (minimum 2V to 15.5V range)
• Current Supply capability per channel
• Input Bias Current and Voltage Offset specifications
• Operating Temperature range compatibility

The substitute parts identified maintain identical package geometry and pin configuration, ensuring mechanical and electrical compatibility at the board level. Differences in performance parameters (slew rate, gain bandwidth product, output current) reflect design trade-offs and do not preclude functional substitution when application requirements permit.

Parameter Comparison

Engineering Selection Recommendations

Tier 1 - Direct Replacement (Highest Compatibility):

LMC6035IMXQ1 is the primary recommended substitute. This part is manufactured by Texas Instruments (original manufacturer), maintains identical electrical specifications, and carries the same automotive-grade qualification (AEC-Q100) and operating temperature range (-40°C to 85°C). The only difference is packaging format (Tape & Reel versus tube), which does not affect functional performance. This part is currently active with 17,900 units in stock.

Tier 2 - Functional Equivalents (Automotive-Qualified):

TSX9292IYDT (STMicroelectronics) is an automotive-qualified alternative with AEC-Q100 certification. This part maintains the 8-SOIC package and -40°C to 125°C operating range. Performance parameters differ significantly: higher slew rate (27V/µs versus 1.5V/µs), higher gain bandwidth product (16 MHz versus 1.4 MHz), and greater output current capability (74 mA versus 8 mA per channel). These enhancements are compatible with applications requiring the LMC6035IMQ1 but do not mandate their use. Supply voltage range is 4V to 16V, which overlaps the original 2V to 15.5V specification above 4V.

Tier 3 - Functional Equivalents (Non-Automotive):

AD8662ARZ, AD8662ARZ-REEL, and AD8662ARZ-REEL7 (Analog Devices Inc., DigiTrim® series) are active CMOS dual amplifiers in 8-SOIC packages. These parts feature enhanced performance (3.5V/µs slew rate, 4 MHz gain bandwidth product, 140 mA output current) and extended operating temperature range (-40°C to 125°C). However, these parts lack automotive-grade qualification and AEC-Q100 certification. They are suitable for non-automotive applications where the original part's automotive specifications are not required. Minimum supply voltage is 5V, which exceeds the original 2V minimum.

ALD2702ASAL (Advanced Linear Devices Inc.) is an active CMOS dual amplifier with push-pull, rail-to-rail output. Operating temperature range is limited to 0°C to 70°C, and supply voltage range is 4V to 10V. This part is suitable only for applications with relaxed temperature and voltage requirements.

Compliance Considerations:

All identified substitutes maintain ROHS3 compliance and REACH unaffected status, consistent with the original part. Moisture sensitivity levels range from 1 (unlimited) to 3 (168 hours), with TSX9292IYDT requiring controlled storage conditions.

Frequently Asked Questions (FAQ)

Q: Can LMC6035IMXQ1 be used as a direct replacement for LMC6035IMQ1?

A: Yes. LMC6035IMXQ1 is electrically and functionally identical to LMC6035IMQ1. Both parts are manufactured by Texas Instruments, share identical electrical specifications, and carry AEC-Q100 automotive qualification. The difference is packaging format: LMC6035IMXQ1 is supplied in Tape & Reel format, while LMC6035IMQ1 is supplied in tube packaging. Pin configuration and performance are identical.

Q: What is the key difference between the Texas Instruments LMC6035 variants and the Analog Devices AD8662 series?

A: The primary differences are performance parameters and automotive qualification. LMC6035 parts feature lower slew rate (1.5V/µs) and lower gain bandwidth product (1.4 MHz), with automotive-grade qualification (AEC-Q100). AD8662 parts offer higher performance (3.5V/µs slew rate, 4 MHz gain bandwidth product, 140 mA output current) but lack automotive qualification. AD8662 parts also require minimum 5V supply voltage, compared to 2V for LMC6035. Selection depends on application performance requirements and automotive certification necessity.

Q: Is TSX9292IYDT suitable for automotive applications?

A: Yes. TSX9292IYDT is manufactured by STMicroelectronics and carries AEC-Q100 automotive qualification. It operates across -40°C to 125°C, exceeding the original LMC6035IMQ1 temperature range. Performance is significantly enhanced (27V/µs slew rate, 16 MHz gain bandwidth product, 74 mA output current). Supply voltage range is 4V to 16V. This part is suitable for automotive applications requiring higher performance than the original LMC6035IMQ1.

Q: Can I use AD8662ARZ in an automotive application?

A: AD8662ARZ is not automotive-qualified and does not carry AEC-Q100 certification. It is not suitable for applications requiring automotive-grade components. Use TSX9292IYDT or LMC6035IMXQ1 for automotive applications.

Q: What are the package compatibility considerations?

A: All identified substitutes use the 8-SOIC (0.154", 3.90mm Width) surface mount package, identical to the original LMC6035IMQ1. Pin configuration is compatible across all parts listed. Packaging format differences (tube, Tape & Reel, Cut Tape & Digi-Reel) do not affect electrical performance or board-level compatibility.

Q: What is the minimum supply voltage requirement for each substitute?

A: LMC6035IMQ1 and LMC6035IMXQ1 operate at minimum 2V supply. AD8662 variants (all versions) require minimum 5V supply. ALD2702ASAL requires minimum 4V supply. TSX9292IYDT requires minimum 4V supply. Applications operating below 4V supply voltage must use LMC6035 variants.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All identified substitutes maintain ROHS3 compliance and REACH unaffected status, consistent with the original LMC6035IMQ1.

Q: What is the moisture sensitivity level difference between TSX9292IYDT and other substitutes?

A: TSX9292IYDT has Moisture Sensitivity Level (MSL) 3, requiring controlled storage conditions (168 hours maximum exposure at 30°C / 85% relative humidity). All other substitutes have MSL 1 (unlimited storage). This affects handling and storage procedures but not functional performance.