TSH62CD Equivalent & Substitute Parts

Part Overview

The TSH62CD is a general purpose operational amplifier manufactured by STMicroelectronics, featuring dual circuits in an 8-SOIC surface mount package. This device is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. The TSH62CD operates across a 5V to 12V supply range with rail-to-rail output capability, suitable for general signal conditioning and amplification applications.

Key Parameters

Parameter	Value
Manufacturer Part Number	TSH62CD
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
Slew Rate	98 V/µs
Gain Bandwidth Product	60 MHz
-3dB Bandwidth	74 MHz
Current - Input Bias	6 µA
Voltage - Input Offset	1.5 mV
Current - Output / Channel	45 mA
Voltage - Supply Span (Min)	5 V
Voltage - Supply Span (Max)	12 V
Operating Temperature	0°C ~ 70°C
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the TSH62CD is determined by the following critical parameters:

Electrical Compatibility Requirements:

Dual circuit configuration (2 circuits per package)
Rail-to-rail output capability
8-SOIC surface mount package with 0.154" (3.90mm) width
Supply voltage range compatibility (minimum 5V to maximum 12V overlap)
Output current capability of 45 mA or greater per channel

Functional Categories: Substitute parts are grouped into two functional categories based on amplifier type:

General Purpose Amplifiers (LT1804 series): Direct functional equivalents with identical amplifier classification. These parts maintain the general purpose amplifier topology and are suitable for direct replacement in applications not requiring enhanced performance specifications.
Voltage Feedback Amplifiers (AD8042 and AD8052 series): Enhanced performance alternatives with improved slew rate, bandwidth, and input bias current characteristics. These parts provide superior electrical performance while maintaining package compatibility and dual-circuit configuration.

All substitute parts comply with ROHS3 and maintain 8-SOIC packaging, enabling mechanical and electrical interchangeability within the specified parameter constraints.

Parameter Comparison

Parameter	TSH62CD	LT1804IS8#PBF	LT1804CS8#PBF	LT1804IS8#TRPBF	LT1804CS8#TRPBF	AD8042ARZ	AD8042ARZ-REEL	AD8042ARZ-REEL7	AD8052ARZ	AD8052ARZ-REEL	AD8052ARZ-REEL7
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	General Purpose	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback	Voltage Feedback
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)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)	8-SOIC (0.154", 3.90mm)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Slew Rate (V/µs)	98	100	100	100	100	225	225	225	170	170	170
Gain Bandwidth Product (MHz)	60	83	83	83	83	90	90	90	N/A	N/A	N/A
-3dB Bandwidth (MHz)	74	N/A	N/A	N/A	N/A	170	170	170	110	110	110
Current - Input Bias (µA)	6	2.5	2.5	2.5	2.5	1.2	1.2	1.2	1.4	1.4	1.4
Voltage - Input Offset (mV)	1.5	1.5	1.5	1.5	1.5	3	3	3	1.7	1.7	1.7
Current - Output / Channel (mA)	45	50	50	50	50	50	50	50	45	45	45
Voltage - Supply Span (Min)	5 V	2.3 V	2.3 V	2.3 V	2.3 V	3 V	3 V	3 V	3 V	3 V	3 V
Voltage - Supply Span (Max)	12 V	12.6 V	12.6 V	12.6 V	12.6 V	12 V	12 V	12 V	12 V	12 V	12 V
Operating Temperature (°C)	0 ~ 70	-40 ~ 85	0 ~ 70	-40 ~ 85	0 ~ 70	-40 ~ 85	-40 ~ 85	-40 ~ 85	-40 ~ 125	-40 ~ 125	-40 ~ 125
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
Moisture Sensitivity Level (MSL)	3 (168 Hours)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Product Status Consideration: The TSH62CD is classified as obsolete, necessitating transition to active production parts. All listed substitute parts maintain active product status, ensuring long-term availability and manufacturing support.

Compliance and Certification: All substitute parts comply with ROHS3 regulations and maintain REACH unaffected status, matching the environmental compliance profile of the original TSH62CD. Moisture sensitivity levels for substitute parts are uniformly MSL 1 (Unlimited), providing superior handling characteristics compared to the TSH62CD's MSL 3 (168 Hours) rating.

Packaging and Mechanical Compatibility: All substitute parts are available in 8-SOIC surface mount packages with identical 0.154" (3.90mm) width specifications, enabling direct board-level substitution without layout modifications.

Electrical Performance Alignment: The LT1804 series (LT1804IS8#PBF, LT1804CS8#PBF, LT1804IS8#TRPBF, LT1804CS8#TRPBF) provides functional equivalence as general purpose amplifiers with comparable slew rate (100 V/µs) and gain bandwidth product (83 MHz). These parts are suitable for applications requiring direct functional replacement.

The AD8042 series (AD8042ARZ, AD8042ARZ-REEL, AD8042ARZ-REEL7) and AD8052 series (AD8052ARZ, AD8052ARZ-REEL, AD8052ARZ-REEL7) offer enhanced performance characteristics with improved slew rates (225 V/µs and 170 V/µs respectively) and reduced input bias current, suitable for applications benefiting from superior dynamic performance.

Supply Voltage Compatibility: The TSH62CD operates within a 5V to 12V supply range. All substitute parts accommodate this range, with LT1804 variants supporting extended minimum voltage (2.3V) and AD8042/AD8052 variants supporting reduced minimum voltage (3V), providing design flexibility for future applications.

Temperature Range Considerations: The TSH62CD operates across 0°C to 70°C. LT1804CS8 variants and AD8042/AD8052 variants with extended temperature ranges (-40°C to 85°C or -40°C to 125°C) provide enhanced thermal performance for demanding environments.

Frequently Asked Questions (FAQ)

Q: Can the LT1804 series directly replace the TSH62CD?

A: Yes. The LT1804IS8#PBF, LT1804CS8#PBF, LT1804IS8#TRPBF, and LT1804CS8#TRPBF are direct functional equivalents. Both are general purpose dual-circuit amplifiers in 8-SOIC packages with rail-to-rail output. Slew rate (100 V/µs vs. 98 V/µs) and gain bandwidth product (83 MHz vs. 60 MHz) are comparable. Supply voltage ranges overlap within the 5V to 12V operating window. Temperature range variants are available to match the original 0°C to 70°C specification (LT1804CS8 series) or extend to -40°C to 85°C (LT1804IS8 series).

Q: What is the difference between AD8042 and AD8052 variants?

A: Both are voltage feedback amplifiers in 8-SOIC packages with dual circuits and rail-to-rail output. The AD8042 series provides higher slew rate (225 V/µs) and -3dB bandwidth (170 MHz), suitable for applications requiring maximum dynamic performance. The AD8052 series offers moderate slew rate (170 V/µs) and -3dB bandwidth (110 MHz) with extended operating temperature range (-40°C to 125°C), suitable for high-temperature environments. Both maintain 45 mA output current per channel, matching the TSH62CD specification.

Q: What is the significance of packaging variants (Tube, Cut Tape & Digi-Reel, Tape & Reel)?

A: Packaging variants affect supply chain logistics and handling procedures but do not alter electrical or mechanical specifications. Tube packaging is suitable for manual assembly and small-volume applications. Cut Tape (CT) & Digi-Reel packaging provides intermediate quantities with automated handling capability. Tape & Reel (TR) packaging is optimized for high-volume automated assembly. All variants of a given part number (e.g., AD8042ARZ, AD8042ARZ-REEL, AD8042ARZ-REEL7) are electrically and mechanically identical.

Q: Are all substitute parts compatible with the TSH62CD's 5V to 12V supply range?

A: Yes. The LT1804 series supports 2.3V to 12.6V, encompassing the 5V to 12V requirement. The AD8042 and AD8052 series support 3V to 12V, also encompassing the 5V to 12V requirement. All substitute parts operate within the original supply voltage specification.

Q: What is the impact of moisture sensitivity level (MSL) differences?

A: The TSH62CD has MSL 3 (168 Hours), requiring controlled storage and handling within 168 hours of package opening. All substitute parts have MSL 1 (Unlimited), eliminating moisture-related handling constraints and reducing storage complexity. This represents an improvement in manufacturing and logistics efficiency.

Q: Can I use AD8042 or AD8052 in place of LT1804 variants?

A: Yes, with performance considerations. AD8042 and AD8052 are voltage feedback amplifiers offering superior slew rate and bandwidth compared to the general purpose LT1804 series. They maintain identical package geometry, dual-circuit configuration, and rail-to-rail output. However, AD8042 has higher input offset voltage (3 mV vs. 1.5 mV), which may affect precision applications. AD8052 provides closer input offset voltage matching (1.7 mV) with moderate performance enhancement. Both are suitable for applications tolerating or benefiting from enhanced dynamic performance.

Q: What is the difference between LT1804IS8 and LT1804CS8 variants?

A: Both are general purpose dual-circuit amplifiers in 8-SOIC packages with identical electrical specifications except operating temperature range. LT1804IS8 operates across -40°C to 85°C (industrial temperature range), while LT1804CS8 operates across 0°C to 70°C (commercial temperature range, matching the original TSH62CD). Selection depends on application temperature requirements.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and REACH unaffected, matching the environmental compliance profile of the TSH62CD. This ensures regulatory compliance for both legacy and new designs.

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