TS912AIYDT CMOS Amplifier Equivalent & Substitute Parts

Part Overview

The TS912AIYDT is a CMOS amplifier integrated circuit manufactured by STMicroelectronics, featuring two independent circuits in an 8-SOIC surface mount package. This rail-to-rail operational amplifier is designed for general-purpose analog signal conditioning and amplification applications across automotive and industrial environments. The device operates across a wide supply voltage range of 2.7 V to 16 V and maintains performance over the extended temperature range of -40°C to 125°C.

The TS912AIYDT holds Active product status with AEC-Q100 automotive qualification and ROHS3 compliance. Equivalent and substitute parts are identified based on matching functional characteristics, package compatibility, electrical performance parameters, and operational specifications to ensure direct or near-direct replacement capability in existing circuit designs.

Substiute Parts

TS912AIYDT

STMicroelectronicsIn Stock: 4868TS912AIYDT Datasheet

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ADA4665-2ARZ

Analog Devices Inc.In Stock: 4750ADA4665-2ARZ Datasheet

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ADA4665-2ARZ-R7

Analog Devices Inc.In Stock: 6212ADA4665-2ARZ-R7 Datasheet

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BD7542F-E2

Rohm SemiconductorIn Stock: 2510BD7542F-E2 Datasheet

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LM392M

Texas InstrumentsIn Stock: 4326LM392M Datasheet

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LM392MX/NOPB

Texas InstrumentsIn Stock: 5494LM392MX/NOPB Datasheet

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LMC6035IMQ1

Texas InstrumentsIn Stock: 1733LMC6035IMQ1 Datasheet

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MCP6H02-E/SN

Microchip TechnologyIn Stock: 8205MCP6H02-E/SN Datasheet

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MCP6H02T-E/SN

Microchip TechnologyIn Stock: 12936MCP6H02T-E/SN Datasheet

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OPA2705UA

Texas InstrumentsIn Stock: 12797OPA2705UA Datasheet

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TLV2372QDRG4Q1

Texas InstrumentsIn Stock: 17756TLV2372QDRG4Q1 Datasheet

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TLV2372QDRQ1

Texas InstrumentsIn Stock: 21399TLV2372QDRQ1 Datasheet

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TLV272CS-13

Diodes IncorporatedIn Stock: 1718TLV272CS-13 Datasheet

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TLV272IS-13

Diodes IncorporatedIn Stock: 5000338TLV272IS-13 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution compatibility for the TS912AIYDT is determined by the following critical parameters:

Primary Matching Criteria:

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

Secondary Performance Criteria:

• Slew Rate: 1.3 V/µs (minimum acceptable range: 0.6 to 2.1 V/µs)
• Gain Bandwidth Product: 1.4 MHz (minimum acceptable range: 1.0 to 3.0 MHz)
• Current - Input Bias: 1 pA (maximum acceptable: 10 pA)
• Voltage - Input Offset: 5 mV (maximum acceptable: 700 µV to 5 mV)
• Current - Supply: 230 µA per dual channels (acceptable range: 135 to 750 µA)
• Current - Output / Channel: 75 mA (minimum acceptable: 7 mA)
• Voltage - Supply Span: 2.7 V to 16 V (minimum acceptable: 2.0 to 5.0 V minimum; 12 to 16 V maximum)
• Operating Temperature: -40°C to 125°C (minimum acceptable: -40°C to 85°C or better)

Compliance & Certification Criteria:

• RoHS3 Compliance
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Unaffected status

Substitute parts must maintain compatibility across all primary matching criteria and demonstrate acceptable performance within the secondary performance ranges. Parts with identical or superior electrical characteristics within these ranges are considered functionally equivalent.

Parameter Comparison

Engineering Selection Recommendations

Tier 1: Direct Substitutes (Highest Compatibility)

ADA4665-2ARZ and ADA4665-2ARZ-R7 (Analog Devices Inc.) These parts maintain identical package geometry (8-SOIC, 0.154", 3.90mm), dual-circuit CMOS architecture, and rail-to-rail output configuration. Both operate across the full 5 V to 16 V supply range and -40°C to 125°C temperature span. The ADA4665 series demonstrates superior input bias current (0.1 pA) and input offset voltage (1 mV) compared to the TS912AIYDT. Slew rate (1.0 V/µs) and gain bandwidth product (1.2 MHz) remain within acceptable performance margins. Both variants are Active status products with ROHS3 compliance and unlimited moisture sensitivity. The primary distinction between these two is packaging format: ADA4665-2ARZ ships in Tube packaging, while ADA4665-2ARZ-R7 is supplied in Cut Tape & Digi-Reel format.

MCP6H02-E/SN and MCP6H02T-E/SN (Microchip Technology) These general-purpose amplifiers provide identical electrical performance and package compatibility. Both feature 8-SOIC (0.154", 3.90mm) surface mount packages with dual circuits and rail-to-rail output. Operating range spans 3.5 V to 16 V and -40°C to 125°C. Input bias current (10 pA) and input offset voltage (700 µV) are within acceptable limits. Supply current (135 µA per dual channels) is lower than the TS912AIYDT, reducing power consumption. Slew rate (0.8 V/µs) and gain bandwidth product (1.2 MHz) support equivalent signal conditioning performance. Both are Active status with ROHS3 compliance and unlimited moisture sensitivity. MCP6H02-E/SN is supplied in Tube packaging; MCP6H02T-E/SN is supplied in Cut Tape & Digi-Reel format.

TLV2372QDRG4Q1 (Texas Instruments) This general-purpose amplifier is qualified for automotive applications with AEC-Q100 certification, matching the TS912AIYDT's automotive grade designation. The 8-SOIC (0.154", 3.90mm) package, dual-circuit configuration, and rail-to-rail output provide direct functional equivalence. Operating range spans 2.7 V to 16 V and -40°C to 125°C, identical to the TS912AIYDT. Superior slew rate (2.1 V/µs) and gain bandwidth product (3.0 MHz) enable higher-speed signal processing. Input bias current (1 pA) and input offset voltage (2 mV) are comparable. Supply current (750 µA per dual channels) is elevated but acceptable for applications where performance headroom is prioritized. Active status with ROHS3 compliance and unlimited moisture sensitivity. Supplied in Tape & Reel format.

Tier 2: Functional Substitutes (Acceptable with Design Verification)

OPA2705UA (Texas Instruments) This CMOS amplifier maintains the 8-SOIC (0.154", 3.90mm) package, dual-circuit architecture, and rail-to-rail output. Operating temperature range extends to -55°C (lower limit), providing enhanced cold-temperature performance. Supply voltage range spans 4 V to 12 V, which is narrower than the TS912AIYDT (2.7 V to 16 V). This restriction may limit applicability in systems requiring extended supply voltage operation. Input bias current (1 pA) and input offset voltage (500 µV) are superior. Slew rate (0.6 V/µs) and gain bandwidth product (1.0 MHz) are reduced, suitable for lower-frequency signal conditioning. Supply current (160 µA per dual channels) is lower. Output current per channel (10 mA) is significantly reduced compared to the TS912AIYDT (75 mA), restricting load-driving capability. Active status with ROHS3 compliance. Moisture sensitivity level is 2 (1 Year), requiring controlled storage conditions.

Tier 3: Limited Compatibility (Application-Specific Evaluation Required)

BD7542F-E2 (Rohm Semiconductor) This CMOS amplifier shares the dual-circuit, rail-to-rail architecture but exhibits significant performance trade-offs. Package geometry differs slightly (8-SOIC, 0.173", 4.40mm width versus 0.154", 3.90mm), which may require PCB layout verification for pin-to-pin compatibility. Supply voltage range (5 V to 14.5 V) is narrower than the TS912AIYDT. Operating temperature range is limited to -40°C to 85°C, excluding the upper 40°C of the TS912AIYDT's range. Slew rate (0.3 V/µs) and gain bandwidth product (600 kHz) are substantially reduced, limiting applicability to low-frequency signal conditioning. Output current per channel (7 mA) is significantly lower, restricting load-driving capability. Supply current (400 µA) is elevated. Active status with ROHS3 compliance and unlimited moisture sensitivity.

LM392M and LM392MX/NOPB (Texas Instruments) These amplifier/comparator devices provide dual-circuit functionality in 8-SOIC (0.154", 3.90mm) packages. Detailed electrical specifications (slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current) are not provided in the available data, preventing comprehensive performance comparison. LM392M holds Last Time Buy status, indicating end-of-life designation and limited future availability. LM392MX/NOPB maintains Active status. Both are ROHS3 compliant with unlimited moisture sensitivity. These parts are listed as substitutes in the TS912AIYDT specification but require detailed datasheet review to confirm electrical equivalence.

Compliance & Certification Summary

All substitute parts maintain ROHS3 compliance and REACH Unaffected status, consistent with the TS912AIYDT. The TLV2372QDRG4Q1 is the only substitute part carrying AEC-Q100 automotive qualification alongside the TS912AIYDT, making it the preferred choice for automotive applications requiring certified component traceability. All parts except OPA2705UA maintain Moisture Sensitivity Level 1 (Unlimited), eliminating special storage and handling requirements.

Frequently Asked Questions (FAQ)

Q1: Can I directly replace the TS912AIYDT with any of the listed substitute parts?

A: Direct replacement capability depends on your specific application requirements. Parts matching all primary criteria (CMOS amplifier type, 2 circuits, rail-to-rail output, 8-SOIC 0.154" package, surface mount) are ADA4665-2ARZ, ADA4665-2ARZ-R7, MCP6H02-E/SN, MCP6H02T-E/SN, and TLV2372QDRG4Q1. These provide pin-compatible substitution without PCB modifications. Other parts may require design evaluation due to performance or package differences.

Q2: Which substitute part is best for automotive applications?

A: TLV2372QDRG4Q1 is the recommended choice for automotive applications. It carries AEC-Q100 qualification matching the TS912AIYDT's automotive grade designation. Both parts operate across identical supply voltage (2.7 V to 16 V) and temperature ranges (-40°C to 125°C). The TLV2372QDRG4Q1 offers superior slew rate (2.1 V/µs) and gain bandwidth product (3.0 MHz), providing performance headroom for demanding automotive signal conditioning tasks.

Q3: What is the difference between ADA4665-2ARZ and ADA4665-2ARZ-R7?

A: Both parts are electrically identical CMOS amplifiers with matching performance specifications. The primary difference is packaging format. ADA4665-2ARZ is supplied in Tube packaging, suitable for lower-volume applications or manual assembly. ADA4665-2ARZ-R7 is supplied in Cut Tape & Digi-Reel format, optimized for high-volume automated assembly. Select based on your manufacturing process requirements.

Q4: Can I use OPA2705UA as a substitute if my circuit operates at 2.7 V supply voltage?

A: No. OPA2705UA has a minimum supply voltage of 4 V, which exceeds the TS912AIYDT's 2.7 V minimum. This part is not suitable for applications requiring operation below 4 V. Additionally, OPA2705UA's maximum supply voltage is 12 V, limiting its use in systems requiring 16 V operation. Verify your circuit's supply voltage requirements before selecting this substitute.

Q5: Why does BD7542F-E2 have a different package width (0.173" vs. 0.154")?

A: BD7542F-E2 uses an 8-SOP package variant with 0.173" width, compared to the standard 8-SOIC with 0.154" width used by the TS912AIYDT. While both are 8-pin surface mount packages, the slightly wider body may affect PCB layout compatibility. Verify pin spacing and PCB footprint compatibility before substitution. This package difference may require PCB redesign.

Q6: What is the significance of Moisture Sensitivity Level (MSL) in the substitute parts?

A: Moisture Sensitivity Level indicates the component's susceptibility to moisture-induced damage during soldering. Most substitute parts (ADA4665, MCP6H02, TLV2372, BD7542, LM392) maintain MSL 1 (Unlimited), identical to the TS912AIYDT, requiring no special handling. OPA2705UA has MSL 2 (1 Year), requiring controlled storage at specified humidity levels and limiting shelf life to one year from manufacturing. Select MSL 1 parts for standard manufacturing environments.

Q7: Which substitute part offers the lowest power consumption?

A: MCP6H02-E/SN and MCP6H02T-E/SN offer the lowest supply current at 135 µA per dual channels, compared to the TS912AIYDT's 230 µA. This 41% reduction in supply current makes these parts suitable for battery-powered or low-power applications. OPA2705UA (160 µA) and TLV2372QDRG4Q1 (750 µA) consume more power but offer different performance trade-offs.

Q8: What is the difference between LM392M and LM392MX/NOPB?

A: Both are amplifier/comparator devices in 8-SOIC packages. LM392M holds Last Time Buy status, indicating Texas Instruments has discontinued this part and existing inventory represents the final production run. LM392MX/NOPB maintains Active status with ongoing availability. For new designs, select LM392MX/NOPB to ensure long-term supply continuity. LM392M is suitable only for legacy system maintenance where existing inventory is available.

Q9: Can I use TLV2372QDRG4Q1 in applications requiring output current greater than 16 mA per channel?

A: No. TLV2372QDRG4Q1 provides maximum output current of 16 mA per channel, significantly lower than the TS912AIYDT's 75 mA capability. If your application requires driving loads exceeding 16 mA per channel, TLV2372QDRG4Q1 is not suitable. Verify your circuit's output current requirements before substitution. ADA4665 series (30 mA) and MCP6H02 series (50 mA) offer intermediate output current capabilities.

Q10: Are all substitute parts available in the same packaging formats as the TS912AIYDT?

A: No. The TS912AIYDT packaging format is not specified in the available data. Substitute parts are available in multiple formats: Tube (ADA4665-2ARZ, MCP6H02-E/SN, OPA2705UA), Cut Tape & Digi-Reel (ADA4665-2ARZ-R7, MCP6H02T-E/SN), and Tape & Reel (TLV2372QDRG4Q1). Select the packaging format matching your manufacturing process requirements. Contact your supplier to confirm TS912AIYDT packaging availability.