MAX802MCSA Equivalent & Substitute Parts

Part Overview

The MAX802MCSA is a single-channel supervisor IC with push-pull totem pole output, designed for battery backup circuit applications. Manufactured by Analog Devices Inc./Maxim Integrated, this component monitors a 4.4V threshold voltage and provides active-low reset control with a 140ms minimum timeout. The part is classified as obsolete, making equivalent and substitute parts necessary for ongoing system support and new designs requiring similar functionality.

Key Parameters

Parameter	Value
Manufacturer	Analog Devices Inc./Maxim Integrated
Category	Power Management (PMIC)
Type	Battery Backup Circuit
Number of Voltages Monitored	1
Voltage - Threshold	4.4V
Output Type	Push-Pull, Totem Pole
Reset	Active Low
Reset Timeout	140ms Minimum
Operating Temperature	0°C ~ 70°C (TA)
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the MAX802MCSA is determined by strict equivalence across the following critical parameters:

Voltage threshold: 4.4V
Output configuration: Push-Pull, Totem Pole
Reset polarity: Active Low
Reset timeout: 140ms Minimum
Package: 8-SOIC
Mounting type: Surface Mount
Moisture sensitivity: MSL 1

Substitute parts are grouped into two categories:

Direct Equivalents (Same Base Product): MAX802MCSA+ maintains identical electrical and mechanical specifications with improved RoHS3 compliance and higher inventory availability.

Parametric Equivalents (Different Base Product, Matching Specifications): MAX692ACSA+ and MAX704CSA+ provide identical functional parameters with active product status and RoHS3 compliance.

Extended Temperature Range Alternatives: ADM692AARNZ and ADM692AARNZ-REEL offer the same core functionality with expanded operating temperature range (-40°C ~ 85°C) and active product status.

Output Configuration Variants: LTC692 series parts (LTC692CS8#PBF, LTC692CS8#TRPBF, LTC692IS8#PBF, LTC692IS8#TRPBF) feature open drain or open collector output instead of push-pull totem pole, requiring circuit design verification before substitution.

Cross-Manufacturer Alternative: STM802MM6F from STMicroelectronics provides push-pull totem pole output with matching electrical specifications and extended temperature range.

Parameter Comparison

Part Number	Manufacturer	Product Status	Voltage Threshold	Output Type	Reset	Reset Timeout	Operating Temperature	Package	RoHS Status
MAX802MCSA	Analog Devices Inc./Maxim Integrated	Obsolete	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	0°C ~ 70°C	8-SOIC	RoHS non-compliant
MAX802MCSA+	Analog Devices Inc./Maxim Integrated	Obsolete	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	0°C ~ 70°C	8-SOIC	ROHS3 Compliant
MAX692ACSA+	Analog Devices Inc./Maxim Integrated	Active	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	0°C ~ 70°C	8-SOIC	ROHS3 Compliant
MAX704CSA+	Analog Devices Inc./Maxim Integrated	Active	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	0°C ~ 70°C	8-SOIC	ROHS3 Compliant
ADM692AARNZ	Analog Devices Inc.	Active	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	-40°C ~ 85°C	8-SOIC	ROHS3 Compliant
ADM692AARNZ-REEL	Analog Devices Inc.	Active	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	-40°C ~ 85°C	8-SOIC	ROHS3 Compliant
STM802MM6F	STMicroelectronics	Active	4.4V	Push-Pull, Totem Pole	Active Low	140ms Minimum	-40°C ~ 85°C	8-SOIC	ROHS3 Compliant
LTC692CS8#PBF	Analog Devices Inc.	Active	4.4V	Open Drain or Open Collector	Active High/Active Low	140ms Minimum	0°C ~ 70°C	8-SOIC	ROHS3 Compliant
LTC692IS8#PBF	Analog Devices Inc.	Active	4.4V	Open Drain or Open Collector	Active High/Active Low	140ms Minimum	-40°C ~ 85°C	8-SOIC	ROHS3 Compliant

Engineering Selection Recommendations

For Direct Replacement with Improved Compliance: MAX802MCSA+ is the primary substitute, offering identical electrical and mechanical specifications with ROHS3 compliance and higher inventory availability. This part maintains the same operating temperature range and is suitable for systems with 0°C ~ 70°C requirements.

For Active Product Status with Standard Temperature Range: MAX692ACSA+ and MAX704CSA+ are parametric equivalents with active product status and ROHS3 compliance. Both maintain identical functional specifications and are recommended for new designs requiring standard industrial temperature operation.

For Extended Temperature Range Applications: ADM692AARNZ and ADM692AARNZ-REEL extend the operating temperature range to -40°C ~ 85°C while maintaining all core electrical specifications. ADM692AARNZ-REEL is available in higher quantities with cut tape and Digi-Reel packaging.

For Cross-Manufacturer Sourcing: STM802MM6F from STMicroelectronics provides push-pull totem pole output with extended temperature range and active product status, offering supply chain diversification.

For Open Drain Output Configurations: LTC692 series parts (LTC692CS8#PBF, LTC692CS8#TRPBF, LTC692IS8#PBF, LTC692IS8#TRPBF) are functionally different due to open drain or open collector output. These require circuit design modifications and are not direct pin-compatible substitutes.

Frequently Asked Questions (FAQ)

Q: Can MAX802MCSA+ be used as a direct replacement for MAX802MCSA?

A: Yes. MAX802MCSA+ is electrically and mechanically identical with improved RoHS3 compliance. Both parts share the same 4.4V threshold, push-pull totem pole output, active-low reset, and 8-SOIC package.

Q: What is the difference between MAX692ACSA+ and MAX704CSA+?

A: Both parts are parametric equivalents with identical electrical specifications (4.4V threshold, push-pull output, active-low reset, 140ms timeout). The difference lies in the base product series designation. Both are active products with ROHS3 compliance and suitable for direct substitution.

Q: Can I use ADM692AARNZ in place of MAX802MCSA for applications requiring extended temperature operation?

A: Yes, if your application requires operation beyond 0°C ~ 70°C. ADM692AARNZ maintains all core electrical specifications with an extended operating range of -40°C ~ 85°C and ROHS3 compliance.

Q: Why are LTC692 parts listed as substitutes if they have different output types?

A: LTC692 series parts feature open drain or open collector output instead of push-pull totem pole. While they share the same 4.4V threshold and 140ms reset timeout, the output configuration difference requires circuit design verification. These are not direct pin-compatible substitutes without circuit modifications.

Q: What packaging options are available for the ADM692 series?

A: ADM692AARNZ is supplied in tube packaging. ADM692AARNZ-REEL is supplied in cut tape and Digi-Reel packaging with significantly higher inventory availability (50,100 pcs vs. 1,523 pcs).

Q: Is STM802MM6F a suitable alternative for new designs?

A: Yes. STM802MM6F from STMicroelectronics provides push-pull totem pole output with matching electrical specifications, extended temperature range (-40°C ~ 85°C), and active product status. It offers cross-manufacturer sourcing flexibility.

Q: What are the key parameters that determine substitutability for the MAX802MCSA?

A: The critical parameters are: 4.4V voltage threshold, push-pull totem pole output, active-low reset, 140ms minimum reset timeout, 8-SOIC package, and surface mount configuration. Deviations in output type or reset polarity require circuit design verification.

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