TSV358ID Equivalent & Substitute Parts

Part Overview

The TSV358ID 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 obsolete, indicating discontinuation from active production. Identification of equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this amplifier topology.

Key Parameters

Parameter	Value
Manufacturer Part Number	TSV358ID
Manufacturer	STMicroelectronics
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	2
Output Type	Rail-to-Rail
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Operating Temperature Range	-40°C ~ 125°C
Voltage - Supply Span (Min)	2.5 V
Voltage - Supply Span (Max)	6 V
Product Status	Obsolete
Grade	Automotive
Qualification	AEC-Q100
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the TSV358ID is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Package type: 8-SOIC (0.154", 3.90mm Width) surface mount configuration
Circuit count: Dual-channel (2 circuits) amplifier topology
Output configuration: Rail-to-rail output capability
Operating temperature range: -40°C to 125°C minimum
Supply voltage compatibility: Minimum 2.5 V to 6 V operation

Secondary Compatibility Parameters:

Amplifier classification: General Purpose or CMOS topology
Mounting type: Surface mount
Compliance standards: ROHS3 compliance, REACH unaffected status
Moisture sensitivity level: MSL 1 (Unlimited)

Substitute parts are grouped into two functional categories: General Purpose amplifiers (direct functional equivalents) and CMOS amplifiers (enhanced performance alternatives). All substitute parts maintain identical package geometry and pin configuration, enabling direct board-level replacement without layout modification.

Parameter Comparison

Parameter	TSV358ID	AD8542ARZ	AD8542ARZ-REEL	AD8542ARZ-REEL7	AD8602WARZ-R7	AD8602WARZ-RL	AD8606ARZ	AD8606ARZ-REEL	AD8606ARZ-REEL7	AD8646ARZ	AD8646ARZ-REEL
Manufacturer	STMicroelectronics	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.	Analog Devices Inc.
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	CMOS	CMOS	CMOS	CMOS	CMOS	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	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)	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)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C	-40°C ~ 125°C
Voltage - Supply Span (Min)	2.5 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V	2.7 V
Voltage - Supply Span (Max)	6 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V	5.5 V
Slew Rate	0.6 V/µs	0.92 V/µs	0.92 V/µs	0.92 V/µs	6 V/µs	6 V/µs	5 V/µs	5 V/µs	5 V/µs	11 V/µs	11 V/µs
Gain Bandwidth Product	1.4 MHz	1 MHz	1 MHz	1 MHz	8.4 MHz	8.4 MHz	10 MHz	10 MHz	10 MHz	24 MHz	24 MHz
Current - Input Bias	70 nA	4 pA	4 pA	4 pA	0.2 pA	0.2 pA	1 pA	1 pA	1 pA	0.3 pA	0.3 pA
Voltage - Input Offset	200 µV	1 mV	1 mV	1 mV	80 µV	80 µV	80 µV	80 µV	80 µV	600 µV	600 µV
Current - Supply	500 µA	45 µA (x2 Channels)	45 µA (x2 Channels)	45 µA (x2 Channels)	750 µA (x2 Channels)	750 µA (x2 Channels)	1 mA (x2 Channels)	1 mA (x2 Channels)	1 mA (x2 Channels)	1.5 mA (x2 Channels)	1.5 mA (x2 Channels)
Current - Output / Channel	80 mA	30 mA	30 mA	30 mA	50 mA	50 mA	80 mA	80 mA	80 mA	120 mA	120 mA
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Product Status Consideration: The TSV358ID is classified as obsolete, with no active production. All listed substitute parts maintain active product status from Analog Devices Inc., ensuring long-term availability and continued manufacturer support.

Compliance and Certification: All substitute parts are ROHS3 compliant and REACH unaffected, matching the environmental and regulatory compliance profile of the original TSV358ID. All devices operate across the required temperature range of -40°C to 125°C.

General Purpose Amplifier Substitutes (AD8542ARZ Series): The AD8542ARZ, AD8542ARZ-REEL, and AD8542ARZ-REEL7 variants provide direct functional equivalence as general-purpose dual-channel rail-to-rail amplifiers. These parts differ only in packaging format (Tube, Cut Tape & Digi-Reel®, or Cut Tape & Digi-Reel® with alternative reel specification). All three variants share identical electrical specifications and are suitable for applications requiring minimal performance enhancement over the original TSV358ID.

CMOS Amplifier Substitutes (AD8602 and AD8606 Series): The AD8602WARZ-R7 and AD8602WARZ-RL variants offer enhanced slew rate (6 V/µs) and gain bandwidth product (8.4 MHz) compared to the TSV358ID. The AD8606ARZ, AD8606ARZ-REEL, and AD8606ARZ-REEL7 variants provide further performance enhancement with 5 V/µs slew rate and 10 MHz gain bandwidth product. These CMOS-based alternatives are suitable for applications requiring improved dynamic performance while maintaining the same package footprint and pin configuration.

High-Performance General Purpose Substitute (AD8646ARZ Series): The AD8646ARZ and AD8646ARZ-REEL variants represent the highest performance option, offering 11 V/µs slew rate and 24 MHz gain bandwidth product. These parts are appropriate for applications requiring significantly enhanced frequency response and transient performance.

Supply Voltage Compatibility Note: Substitute parts operate at a minimum supply voltage of 2.7 V, compared to the TSV358ID minimum of 2.5 V. Maximum supply voltage for substitutes is 5.5 V, compared to the TSV358ID maximum of 6 V. Applications operating at the extreme supply voltage boundaries of the original device require verification of substitute part suitability.

Frequently Asked Questions (FAQ)

Q: Can the AD8542ARZ variants be used as direct replacements for the TSV358ID without circuit modification?

A: The AD8542ARZ, AD8542ARZ-REEL, and AD8542ARZ-REEL7 share identical pin configuration and package geometry (8-SOIC) with the TSV358ID. Direct board-level substitution is possible. However, the supply voltage range differs slightly (2.7 V to 5.5 V for AD8542 versus 2.5 V to 6 V for TSV358ID). Applications operating at supply voltages below 2.7 V or above 5.5 V require alternative substitute selection.

Q: What is the difference between AD8542ARZ, AD8542ARZ-REEL, and AD8542ARZ-REEL7?

A: These three part numbers represent the same electrical device with different packaging and delivery formats. AD8542ARZ is supplied in Tube packaging. AD8542ARZ-REEL and AD8542ARZ-REEL7 are supplied in Cut Tape & Digi-Reel® format with different reel specifications. Electrical performance and pin configuration are identical across all three variants.

Q: When should CMOS amplifier substitutes (AD8602 or AD8606) be selected over the AD8542ARZ?

A: CMOS amplifier substitutes offer enhanced slew rate and gain bandwidth product compared to general-purpose alternatives. AD8602WARZ-R7 and AD8602WARZ-RL provide 6 V/µs slew rate and 8.4 MHz bandwidth. AD8606ARZ variants provide 5 V/µs slew rate and 10 MHz bandwidth. These alternatives are appropriate for applications requiring improved frequency response, faster transient response, or higher-speed signal processing compared to the original TSV358ID performance.

Q: Is the AD8646ARZ suitable for all applications currently using the TSV358ID?

A: The AD8646ARZ provides the highest performance among available substitutes with 11 V/µs slew rate and 24 MHz gain bandwidth product. While this device maintains identical package geometry and pin configuration, the significantly enhanced performance characteristics may introduce different circuit behavior in applications sensitive to amplifier bandwidth or slew rate. Applications with specific performance requirements should be evaluated individually.

Q: Are all substitute parts automotive-grade like the original TSV358ID?

A: The TSV358ID carries automotive grade qualification (AEC-Q100). The substitute parts listed do not explicitly specify automotive grade qualification in the provided specifications. Applications requiring automotive-grade components should confirm qualification status with the component manufacturer or authorized distributor.

Q: What is the significance of the supply voltage range difference between TSV358ID and substitute parts?

A: The TSV358ID operates from 2.5 V to 6 V, while substitute parts operate from 2.7 V to 5.5 V. Applications operating at supply voltages of 2.5 V to 2.7 V or 5.5 V to 6 V are outside the specified operating range of substitute parts. Such applications require either alternative substitute selection or circuit redesign to accommodate the narrower supply voltage range.

Q: Can substitute parts be mixed within a single design?

A: All substitute parts maintain identical 8-SOIC package geometry and pin configuration, enabling interchangeability at the board level. However, mixing different amplifier types (general-purpose versus CMOS) or performance grades within a single design may introduce performance inconsistencies. Design consistency is best maintained through uniform part selection across all amplifier positions.

Q: What inventory status should be considered when selecting a substitute part?

A: Inventory availability varies significantly among substitute options. AD8542ARZ-REEL maintains the highest inventory (33,700 units), while AD8606ARZ maintains the lowest (1,935 units). Long-term production requirements should consider both current inventory levels and active product status to ensure sustained supply chain continuity.

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