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TSV358AIYDT Equivalent & Substitute Parts
Part Overview
The TSV358AIYDT is a general-purpose operational amplifier manufactured by STMicroelectronics, configured as a dual-channel (2 circuit) rail-to-rail amplifier in an 8-SOIC surface-mount package. This device is classified as an active product with automotive-grade qualification (AEC-Q100) and operates across a supply voltage range of 2.5 V to 6 V with an operating temperature range of -40°C to 125°C. The TSV358AIYDT is supplied in Tape & Reel packaging with ROHS3 compliance and unlimited moisture sensitivity level (MSL 1).
Equivalent and substitute parts are identified when alternative operational amplifiers share compatible electrical and mechanical characteristics, enabling direct replacement in circuit designs without modification to PCB layout or supporting circuitry. Substitution is necessary when the primary part becomes unavailable, when alternative sourcing is required for supply chain continuity, or when packaging format changes are acceptable within design constraints.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 2 | — |
| Output Type | Rail-to-Rail | — |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | — |
| Slew Rate | 0.6 | V/µs |
| Gain Bandwidth Product | 1.4 | MHz |
| Current - Input Bias | 70 | nA |
| Voltage - Input Offset | 100 | µV |
| Current - Supply | 500 | µA |
| Current - Output / Channel | 80 | mA |
| Voltage - Supply Span (Min) | 2.5 | V |
| Voltage - Supply Span (Max) | 6 | V |
| Operating Temperature | -40 to 125 | °C |
| Mounting Type | Surface Mount | — |
| Grade | Automotive | — |
| Qualification | AEC-Q100 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the TSV358AIYDT are identified based on strict compatibility across the following critical parameters:
Package Compatibility: All substitute parts must use the 8-SOIC (0.154", 3.90mm Width) surface-mount package to ensure PCB footprint compatibility without layout redesign.
Functional Equivalence: Substitute parts must be dual-channel (2 circuit) general-purpose operational amplifiers with rail-to-rail output capability.
Electrical Operating Range: Substitute parts must support the minimum supply voltage of 2.5 V and maximum supply voltage of 6 V. The operating temperature range of -40°C to 125°C is maintained across all qualified substitutes.
Compliance and Certification: All substitute parts maintain ROHS3 compliance, unlimited moisture sensitivity level (MSL 1), and active product status.
Substitute parts are grouped into two categories based on electrical performance characteristics:
Category A - Higher Performance Substitutes (AD8532 Series): These parts feature increased slew rate (5 V/µs), higher gain bandwidth product (3 MHz), and improved output current capability (250 mA per channel). These substitutes are suitable for applications requiring enhanced dynamic performance.
Category B - Low-Power Substitutes (AD8542 Series): These parts feature reduced supply current (45 µA per channel) and lower output current capability (30 mA per channel), making them suitable for power-constrained applications. The AD8542 series maintains the extended operating temperature range (-40°C to 125°C) and supports the full supply voltage range.
Category C - CMOS High-Performance Substitutes (AD8602 Series): These parts feature CMOS technology with ultra-low input bias current (0.2 pA), higher slew rate (6 V/µs), and higher gain bandwidth product (8.4 MHz). These substitutes are suitable for applications requiring minimal input current and maximum bandwidth.
Parameter Comparison
| Parameter | TSV358AIYDT | AD8532ARZ | AD8542ARZ | AD8602ARZ |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Amplifier Type | General Purpose | General Purpose | General Purpose | CMOS |
| Number of Circuits | 2 | 2 | 2 | 2 |
| Output Type | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail | Rail-to-Rail |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Slew Rate (V/µs) | 0.6 | 5 | 0.92 | 6 |
| Gain Bandwidth Product (MHz) | 1.4 | 3 | 1 | 8.4 |
| Current - Input Bias (pA) | 70000 | 5 | 4 | 0.2 |
| Voltage - Input Offset (µV) | 100 | 25000 | 1000 | 80 |
| Current - Supply (µA) | 500 | 750 | 45 | 750 |
| Current - Output / Channel (mA) | 80 | 250 | 30 | 50 |
| Voltage - Supply Span (Min) (V) | 2.5 | 2.7 | 2.7 | 2.7 |
| Voltage - Supply Span (Max) (V) | 6 | 6 | 5.5 | 5.5 |
| Operating Temperature (°C) | -40 to 125 | -40 to 85 | -40 to 125 | -40 to 125 |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
AD8542ARZ / AD8542ARZ-REEL / AD8542ARZ-REEL7 Selection:
The AD8542 series represents the most direct functional equivalent to the TSV358AIYDT for applications requiring extended operating temperature range (-40°C to 125°C). This series maintains compatibility with the full supply voltage range (2.7 V to 5.5 V) and preserves the dual-channel general-purpose amplifier architecture. The AD8542 series is suitable for direct substitution in automotive and industrial applications where temperature performance is critical. All AD8542 variants maintain ROHS3 compliance and unlimited moisture sensitivity level. The primary trade-off is reduced output current capability (30 mA per channel versus 80 mA) and lower supply current consumption (45 µA per channel).
AD8532ARZ / AD8532ARZ-REEL / AD8532ARZ-REEL7 Selection:
The AD8532 series provides enhanced dynamic performance with significantly higher slew rate (5 V/µs) and gain bandwidth product (3 MHz), making it suitable for applications requiring faster signal processing. However, the AD8532 series operates only to 85°C maximum temperature, which restricts its use in extended temperature range applications. This series is appropriate for commercial-grade applications where the reduced temperature range is acceptable. All AD8532 variants maintain ROHS3 compliance and unlimited moisture sensitivity level.
AD8602ARZ / AD8602ARZ-REEL / AD8602ARZ-REEL7 Selection:
The AD8602 series offers the highest performance characteristics with ultra-low input bias current (0.2 pA), highest slew rate (6 V/µs), and highest gain bandwidth product (8.4 MHz). The AD8602 series maintains the extended operating temperature range (-40°C to 125°C) and is suitable for precision applications requiring minimal input current and maximum bandwidth. All AD8602 variants maintain ROHS3 compliance and unlimited moisture sensitivity level. The AD8602 series operates to a maximum supply voltage of 5.5 V, which is within the TSV358AIYDT range.
Packaging Format Considerations:
The TSV358AIYDT is supplied in Tape & Reel (TR) packaging. Substitute parts are available in multiple packaging formats: Tube, Cut Tape (CT) & Digi-Reel®, and Tape & Reel (TR). The AD8602ARZ-REEL is the only substitute available in Tape & Reel format, matching the original packaging specification. All other substitutes require acceptance of alternative packaging formats, which may impact assembly and handling procedures.
Frequently Asked Questions (FAQ)
Q: Can the AD8532ARZ be used as a direct replacement for the TSV358AIYDT in all applications?
A: The AD8532ARZ shares the same 8-SOIC package, dual-channel configuration, and rail-to-rail output characteristics. However, the AD8532ARZ operates only to 85°C maximum temperature, compared to 125°C for the TSV358AIYDT. Direct substitution is limited to applications where the operating temperature does not exceed 85°C. Additionally, the AD8532ARZ minimum supply voltage is 2.7 V versus 2.5 V for the TSV358AIYDT.
Q: What are the key differences between the AD8542 and AD8602 series?
A: Both series maintain the extended operating temperature range (-40°C to 125°C) required for automotive applications. The primary differences are: (1) AD8602 uses CMOS technology with ultra-low input bias current (0.2 pA) versus AD8542 bipolar technology (4 pA); (2) AD8602 provides higher slew rate (6 V/µs) and gain bandwidth product (8.4 MHz) versus AD8542 (0.92 V/µs and 1 MHz); (3) AD8602 has lower output current capability (50 mA per channel) versus AD8542 (30 mA per channel); (4) AD8602 maximum supply voltage is 5.5 V versus AD8542 (5.5 V). Selection depends on whether the application prioritizes input current minimization (AD8602) or output current capability (AD8542).
Q: Are all substitute parts available in Tape & Reel packaging?
A: The TSV358AIYDT is supplied in Tape & Reel (TR) packaging. Among the substitute parts, only the AD8602ARZ-REEL is available in Tape & Reel format. The AD8532 series is available in Tube or Cut Tape & Digi-Reel® formats. The AD8542 series is available in Tube or Cut Tape & Digi-Reel® formats. Alternative packaging formats may require changes to assembly procedures and handling equipment.
Q: What is the impact of the different input offset voltage specifications?
A: The TSV358AIYDT specifies 100 µV input offset voltage. The AD8532ARZ specifies 25 mV (25,000 µV), which is 250 times higher. The AD8542ARZ specifies 1 mV (1,000 µV), which is 10 times higher. The AD8602ARZ specifies 80 µV, which is lower than the TSV358AIYDT. For precision applications requiring low offset voltage, the AD8602ARZ is preferred. For general-purpose applications, the higher offset voltage of the AD8532 and AD8542 series may be acceptable depending on circuit design and calibration capability.
Q: Can the AD8542 series be used in applications requiring 6 V supply voltage?
A: The AD8542 series maximum supply voltage is 5.5 V, which is below the TSV358AIYDT maximum of 6 V. The AD8542 series cannot be used in applications requiring the full 6 V supply voltage range. The AD8532 series supports 6 V maximum supply voltage and is suitable for such applications, subject to the 85°C temperature limitation.
Q: What is the significance of the different current supply specifications?
A: The TSV358AIYDT specifies 500 µA total supply current. The AD8532ARZ specifies 750 µA per channel (1500 µA total), the AD8542ARZ specifies 45 µA per channel (90 µA total), and the AD8602ARZ specifies 750 µA per channel (1500 µA total). For power-constrained applications, the AD8542 series provides significant power savings. For applications with higher power budgets, the AD8532 and AD8602 series provide enhanced performance at the cost of increased supply current.
Q: Are all substitute parts suitable for automotive applications?
A: The TSV358AIYDT carries automotive-grade qualification (AEC-Q100). Among the substitutes, only the AD8542 series maintains the extended operating temperature range (-40°C to 125°C) required for automotive applications. The AD8532 series operates only to 85°C and is not suitable for automotive temperature requirements. The AD8602 series maintains the extended temperature range and is suitable for automotive applications. Compliance with specific automotive qualification standards beyond temperature range should be verified with the manufacturer.
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