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TSV632IST Equivalent & Substitute Parts
Part Overview
The TSV632IST is a general-purpose operational amplifier manufactured by STMicroelectronics, featuring dual circuits in an 8-MiniSO surface-mount package. This device is classified as a rail-to-rail output amplifier with automotive-grade qualification (AEC-Q100) and is actively produced. The TSV632IST operates across a supply voltage range of 1.5 V to 5.5 V and maintains performance over the industrial temperature range of -40°C to 125°C.
Substitute parts are necessary when the original component becomes unavailable, when alternative sourcing is required for supply chain resilience, or when design flexibility permits selection from multiple qualified manufacturers while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 2 | — |
| Output Type | Rail-to-Rail | — |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | — |
| Slew Rate | 0.34 | V/µs |
| Gain Bandwidth Product | 880 | kHz |
| Current - Input Bias | 1 | pA |
| Voltage - Input Offset | 3 | mV |
| Current - Supply (x2 Channels) | 50 | µA |
| Current - Output / Channel | 74 | mA |
| Voltage - Supply Span (Min) | 1.5 | V |
| Voltage - Supply Span (Max) | 5.5 | V |
| Operating Temperature | -40 to 125 | °C |
| Mounting Type | Surface Mount | — |
| Grade | Automotive | — |
| Qualification | AEC-Q100 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the TSV632IST is determined by strict alignment of the following electrical and mechanical parameters:
Critical Matching Parameters:
- Number of circuits: 2
- Output type: Rail-to-Rail
- Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Operating temperature range: -40°C to 125°C
- Supply voltage span: Minimum 1.5 V to maximum 5.5 V
- Mounting type: Surface Mount
- RoHS compliance: ROHS3 Compliant
Performance Parameters (Allowable Variation): Substitute parts may exhibit different slew rates, gain bandwidth products, input bias currents, input offset voltages, supply currents, and output currents, provided they remain within the functional requirements of the application circuit.
The substitute parts are grouped into two categories:
Direct Substitutes: Parts that maintain general-purpose amplifier classification with rail-to-rail output and identical package specifications.
Similar Substitutes: Parts that share the same package, pin count, and operating temperature range but may differ in amplifier type (CMOS, chopper/zero-drift), performance characteristics, or output configuration (differential output).
Parameter Comparison
| Parameter | TSV632IST (Main) | NCS20082DMR2G | AD8602ARMZ | AD8602DRMZ-REEL | ADA4051-2ARMZ | ADA4051-2ARMZ-R7 | ISL28213FUZ | ISL28214FUZ | LMP2232AMM/NOPB | LMP2232AMME/NOPB | LMP2232BMM/NOPB |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | onsemi | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. | Renesas Electronics | Renesas Electronics | Texas Instruments | Texas Instruments | Texas Instruments |
| Amplifier Type | General Purpose | General Purpose | CMOS | CMOS | Chopper (Zero-Drift) | Chopper (Zero-Drift) | General Purpose | General Purpose | General Purpose | General Purpose | General Purpose |
| Number of Circuits | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 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 | Differential, Rail-to-Rail | Differential, Rail-to-Rail | Differential, Rail-to-Rail |
| Slew Rate (V/µs) | 0.34 | 0.4 | 6 | 6 | 0.06 | 0.06 | 1 | 2.5 | 0.048 | 0.048 | 0.058 |
| Gain Bandwidth Product (kHz) | 880 | 1200 | 8400 | 8400 | 125 | 125 | 2000 | 5000 | 130 | 130 | 130 |
| Current - Input Bias (pA) | 1 | 1 | 0.2 | 0.2 | 20 | 20 | 3 | 3 | 0.02 | 0.02 | 0.02 |
| Voltage - Input Offset (mV) | 3 | 0.5 | 0.08 | 1.3 | 0.002 | 0.002 | 0.5 | 0.5 | 0.01 | 0.01 | 0.01 |
| Current - Supply (µA, x2 Channels) | 50 | 48 | 750 | 750 | 13 | 13 | 90 | 300 | 19 | 19 | 19 |
| Current - Output / Channel (mA) | 74 | 15 | 50 | 50 | 15 | 15 | 22 | 31 | 30 | 30 | 30 |
| Voltage - Supply Span (Min, V) | 1.5 | 1.8 | 2.7 | 2.7 | 1.8 | 1.8 | 1.8 | 1.8 | 1.6 | 1.6 | 1.6 |
| Voltage - Supply Span (Max, V) | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 |
| Operating Temperature (°C) | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| Package / Case | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP | 8-TSSOP, 8-MSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 2 (1 Year) | 2 (1 Year) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
Engineering Selection Recommendations
Direct Substitute (Highest Compatibility):
The NCS20082DMR2G (onsemi) is the primary direct substitute for the TSV632IST. Both devices are general-purpose dual-channel rail-to-rail amplifiers in identical 8-MSOP packages with matching operating temperature ranges (-40°C to 125°C) and supply voltage spans (1.5 V to 5.5 V maximum). The NCS20082DMR2G exhibits slightly improved performance characteristics with higher slew rate (0.4 V/µs versus 0.34 V/µs) and gain bandwidth product (1.2 MHz versus 880 kHz), while maintaining comparable input bias current and lower input offset voltage. Both devices are ROHS3 compliant with MSL 1 rating and active product status.
General-Purpose Alternatives (Compatible with Application Review):
The ISL28213FUZ and ISL28214FUZ (Renesas Electronics Corporation) are general-purpose dual-channel rail-to-rail amplifiers in the same 8-MSOP package. These devices support the full operating temperature range and supply voltage specifications. The ISL28213FUZ provides moderate performance enhancement (1 MHz gain bandwidth product, 1 V/µs slew rate), while the ISL28214FUZ offers higher performance (5 MHz gain bandwidth product, 2.5 V/µs slew rate). Both maintain ROHS3 compliance and active status. The ISL28214FUZ exhibits higher supply current consumption (300 µA versus 50 µA) and increased output current capability (31 mA versus 74 mA per channel).
Performance-Enhanced Alternatives (Application-Dependent):
The AD8602ARMZ and AD8602DRMZ-REEL (Analog Devices Inc., DigiTrim® series) are CMOS dual-channel rail-to-rail amplifiers offering significantly enhanced performance with 6 V/µs slew rate and 8.4 MHz gain bandwidth product. These devices operate within the same temperature and package specifications but require minimum supply voltage of 2.7 V (versus 1.5 V for TSV632IST). Higher supply current consumption (750 µA) is a design consideration. Both maintain ROHS3 compliance and active status.
Precision Alternatives (Low-Offset Applications):
The ADA4051-2ARMZ and ADA4051-2ARMZ-R7 (Analog Devices Inc.) are chopper (zero-drift) dual-channel rail-to-rail amplifiers featuring extremely low input offset voltage (2 µV) and minimal input bias current (20 pA). These devices operate within the specified temperature and package parameters but exhibit reduced slew rate (0.06 V/µs) and lower gain bandwidth product (125 kHz). Supply current is significantly reduced (13 µA). Both maintain ROHS3 compliance and active status. The ADA4051-2ARMZ-R7 variant offers higher inventory availability.
Differential Output Alternatives (Specialized Applications):
The LMP2232AMM/NOPB, LMP2232AMME/NOPB, and LMP2232BMM/NOPB (Texas Instruments, LMP® series) are general-purpose dual-channel amplifiers with differential and rail-to-rail output configuration. These devices operate within the specified temperature range and 8-MSOP package but feature differential output topology. Supply voltage minimum is 1.6 V. All three variants maintain ROHS3 compliance and active status with MSL 1 rating. The LMP2232BMM/NOPB exhibits marginally higher slew rate (0.058 V/µs) compared to the other LMP2232 variants.
Frequently Asked Questions (FAQ)
Q: Can the NCS20082DMR2G directly replace the TSV632IST without circuit modification?
A: The NCS20082DMR2G is mechanically and electrically compatible with the TSV632IST. Both devices share identical 8-MSOP package dimensions, pin configuration, and operating specifications. No circuit modification is required for direct substitution. The NCS20082DMR2G exhibits improved performance characteristics (higher slew rate and gain bandwidth product) that are generally beneficial in most applications.
Q: What is the key difference between the TSV632IST and the AD8602 series?
A: The primary difference is amplifier topology. The TSV632IST is a general-purpose bipolar amplifier, while the AD8602 series uses CMOS technology. The AD8602 offers significantly higher slew rate (6 V/µs versus 0.34 V/µs) and gain bandwidth product (8.4 MHz versus 880 kHz), making it suitable for higher-frequency applications. However, the AD8602 requires a minimum supply voltage of 2.7 V, whereas the TSV632IST operates from 1.5 V. Supply current consumption is also higher in the AD8602 (750 µA versus 50 µA).
Q: Are the LMP2232 variants suitable replacements for the TSV632IST?
A: The LMP2232 variants (AMM, AMME, BMM) share the same 8-MSOP package and operating temperature range as the TSV632IST. However, these devices feature differential output configuration rather than single-ended rail-to-rail output. Substitution is possible only if the application circuit is designed to accommodate differential output topology. The LMP2232 variants also exhibit lower slew rates and gain bandwidth products compared to the TSV632IST.
Q: What are the advantages of the ADA4051-2 chopper amplifiers?
A: The ADA4051-2ARMZ and ADA4051-2ARMZ-R7 are optimized for precision measurement applications requiring extremely low input offset voltage (2 µV) and minimal input bias current (20 pA). These characteristics make them ideal for sensor signal conditioning and precision instrumentation. The trade-off is reduced slew rate (0.06 V/µs) and lower gain bandwidth product (125 kHz), limiting their use in high-frequency applications. Supply current consumption is significantly lower (13 µA), beneficial for battery-powered designs.
Q: Can I use the ISL28214FUZ as a drop-in replacement for higher-speed applications?
A: The ISL28214FUZ is mechanically compatible with the TSV632IST and operates within the same temperature and package specifications. It provides higher performance with 2.5 V/µs slew rate and 5 MHz gain bandwidth product, suitable for moderate-frequency applications. However, supply current consumption increases to 300 µA (versus 50 µA), which may impact power budget in battery-powered designs. The ISL28214FUZ maintains ROHS3 compliance and active product status.
Q: What is the significance of MSL (Moisture Sensitivity Level) rating in substitution?
A: MSL rating indicates the maximum time a component can be stored in ambient conditions before soldering. The TSV632IST carries MSL 1 (unlimited storage), while the ISL28213FUZ and ISL28214FUZ carry MSL 2 (1 year maximum). For applications with extended component storage or high-humidity environments, MSL 1 rated devices (TSV632IST, NCS20082DMR2G, AD8602 series, ADA4051-2 series, LMP2232 series) are preferred to eliminate moisture-related soldering defects.
Q: Are all substitute parts automotive-grade qualified?
A: The TSV632IST carries automotive-grade qualification (AEC-Q100). The substitute parts listed do not explicitly indicate automotive-grade qualification in the provided specifications. For automotive applications requiring AEC-Q100 compliance, the NCS20082DMR2G is the recommended direct substitute. Other substitutes should be evaluated against specific automotive qualification requirements before deployment in automotive systems.
Q: What packaging options are available for these amplifiers?
A: All listed devices are available in 8-MSOP (8-TSSOP) surface-mount package with 0.118" (3.00mm) width. Packaging format variations include Tape & Reel (TR), Tube, and Cut Tape (CT) with Digi-Reel®. The TSV632IST is supplied in Tape & Reel format. Substitute parts are available in multiple packaging formats to accommodate different procurement and assembly requirements.
Q: How do I determine which substitute is best for my application?
A: Selection depends on specific application requirements: (1) For direct replacement with improved performance, use NCS20082DMR2G; (2) For low-power applications, use ADA4051-2 series; (3) For high-frequency applications, use AD8602 series or ISL28214FUZ; (4) For precision measurement, use ADA4051-2 series; (5) For differential output requirements, use LMP2232 series. All substitutes maintain compatibility with the TSV632IST's 8-MSOP package, -40°C to 125°C operating range, and ROHS3 compliance.
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