MAX4535CUD+ Equivalent & Substitute Parts

Part Overview

The MAX4535CUD+ is a 2-circuit IC switch with DPST-NO configuration and 400Ohm on-state resistance, manufactured by Analog Devices Inc./Maxim Integrated. This component operates as a 2:1 multiplexer/demultiplexer interface device in the 14-TSSOP surface mount package. The part maintains Active product status with full ROHS3 compliance and unlimited moisture sensitivity rating. Alternative equivalent parts are identified based on matching electrical specifications, package compatibility, and operational parameters to ensure direct functional replacement in circuit applications.

Substiute Parts

MAX4535CUD+

Analog Devices Inc./Maxim IntegratedIn Stock: 815MAX4535CUD+ Datasheet

Current PartRFQ

MAX4535CUD+

Analog Devices Inc./Maxim IntegratedIn Stock: 815MAX4535CUD+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Equivalent parts for the MAX4535CUD+ are determined by strict adherence to the following critical parameters:

Electrical Specifications Match:

• Switch circuit type: DPST - NO
• Multiplexer/demultiplexer configuration: 2:1
• Number of circuits: 2
• On-state resistance: 400Ohm maximum
• Channel-to-Channel matching: 2Ohm
• Supply voltage ranges: 9V ~ 36V (single) and ±4.5V ~ 20V (dual)
• Switch timing: 275ns (Ton), 200ns (Toff) maximum
• Charge injection: 1pC
• Channel capacitance: 5pF (CS(off)), 4pF (CD(off))
• Leakage current: 500pA maximum
• Crosstalk: -53dB @ 1MHz
• Operating temperature: 0°C ~ 70°C

Package & Mechanical Compatibility:

• Package type: 14-TSSOP
• Mounting: Surface Mount
• Physical dimensions: 0.173" width, 4.40mm

Compliance & Status:

• Product status: Active
• RoHS3 compliance required
• MSL rating: 1 (Unlimited)

Parameter Comparison

Engineering Selection Recommendations

The MAX4535CUD+ maintains Active product status with full ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1), making it suitable for production applications without environmental restrictions. The part is REACH unaffected and classified under ECCN EAR99, indicating standard commercial availability.

Selection of equivalent parts must maintain identical electrical specifications across all parameters listed in the Key Parameters section. The 14-TSSOP surface mount package is a standard industry format with established PCB layout and assembly compatibility. Substitution is valid only when all electrical characteristics, supply voltage ranges, switching performance metrics, and package dimensions match the specifications provided.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the MAX4535CUD+?

A: A valid substitute must match all electrical specifications including switch circuit type (DPST-NO), 2:1 multiplexer configuration, 400Ohm on-state resistance, supply voltage ranges (9V-36V single, ±4.5V-20V dual), switching times (275ns Ton, 200ns Toff), charge injection (1pC), channel capacitance values (5pF, 4pF), leakage current (500pA max), and crosstalk performance (-53dB @ 1MHz). The package must be 14-TSSOP surface mount with identical physical dimensions.

Q: Can the MAX4535CUD+ be replaced with parts from different manufacturers?

A: Substitution is limited to parts meeting the exact electrical and mechanical specifications provided. The base product number MAX4535 from Analog Devices Inc./Maxim Integrated defines the functional requirements. Alternative manufacturers' parts are valid only if they meet all specified parameters without exception.

Q: What is the significance of the 14-TSSOP package specification?

A: The 14-TSSOP (Thin Shrink Small Outline Package) with 0.173" width and 4.40mm dimensions is a standard surface mount package format. This specification ensures PCB footprint compatibility, assembly equipment compatibility, and thermal performance consistency. Substitutes must use identical package specifications to ensure direct board-level replacement without redesign.

Q: How does the 2Ohm channel-to-Channel matching specification affect substitution?

A: Channel-to-Channel matching (ΔRon) of 2Ohm maximum specifies the maximum resistance variation between the two circuits within the device. This parameter is critical for applications requiring balanced signal paths or matched switching characteristics. Substitute parts must maintain this specification to preserve circuit performance.

Q: What compliance certifications are required for substitute parts?

A: Substitute parts must maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating. The part is REACH unaffected and carries ECCN EAR99 classification. These certifications ensure regulatory compliance and environmental suitability for production applications.