MAX4760ETX-T Equivalent & Substitute Parts

Part Overview

The MAX4760ETX-T is a 4-circuit DPDT analog switch IC manufactured by Analog Devices Inc./Maxim Integrated, designed for signal routing and multiplexing applications in mixed-signal systems. This component features low on-state resistance of 4.6Ω and operates across a wide supply voltage range of 1.8V to 5.5V, making it suitable for portable and battery-powered applications.

The MAX4760ETX-T is classified as obsolete. Identifying equivalent substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support long-term product availability for existing applications and new designs requiring this functional specification.

Key Parameters

Parameter	Value
Switch Circuit Configuration	DPDT (Double Pole Double Throw)
Number of Circuits	4
Multiplexer/Demultiplexer Circuit	2:2
On-State Resistance (Max)	4.6Ω
Channel-to-Channel Matching (ΔRon)	200mΩ
Supply Voltage Range (Single)	1.8V ~ 5.5V
Switch Time - Turn On (Ton)	140ns
Switch Time - Turn Off (Toff)	50ns
-3dB Bandwidth	150MHz
Charge Injection	15pC
Channel Capacitance (CS(off), CD(off))	25pF
Leakage Current (IS(off)) Max	5nA
Crosstalk	-95dB @ 100kHz
Operating Temperature Range	-40°C ~ 85°C
Package Type	36-WFQFN Exposed Pad (6x6mm)
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MAX4760ETX-T is determined by strict equivalence across the following critical parameters:

Switch Configuration: DPDT topology with 4 independent circuits in 2:2 multiplexer arrangement
Electrical Performance: On-state resistance of 4.6Ω maximum, channel matching of 200mΩ, and bandwidth of 150MHz
Supply Voltage Compatibility: Single supply operation from 1.8V to 5.5V
Switching Characteristics: Turn-on time of 140ns maximum and turn-off time of 50ns maximum
Signal Integrity: Charge injection of 15pC, channel capacitance of 25pF, and crosstalk of -95dB @ 100kHz
Package Specification: 36-WFQFN with exposed pad in 6x6mm footprint
Temperature Range: Full industrial operating range of -40°C to 85°C

The MAX4760ETX+T meets all these criteria as a parametric equivalent, with identical electrical specifications and package configuration.

Parameter Comparison

Parameter	MAX4760ETX-T (Main Part)	MAX4760ETX+T (Substitute)
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Product Status	Obsolete	Active
Switch Circuit	DPDT	DPDT
Number of Circuits	4	4
On-State Resistance (Max)	4.6Ω	4.6Ω
Channel-to-Channel Matching (ΔRon)	200mΩ	200mΩ
Supply Voltage Range	1.8V ~ 5.5V	1.8V ~ 5.5V
Switch Time (Ton, Toff)	140ns, 50ns	140ns, 50ns
-3dB Bandwidth	150MHz	150MHz
Charge Injection	15pC	15pC
Channel Capacitance	25pF	25pF
Leakage Current (IS(off)) Max	5nA	5nA
Crosstalk	-95dB @ 100kHz	-95dB @ 100kHz
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	36-WFQFN Exposed Pad	36-WFQFN Exposed Pad
Mounting Type	Surface Mount	Surface Mount
MSL Rating	1 (Unlimited)	1 (Unlimited)
RoHS Status	Not specified	ROHS3 Compliant
REACH Status	Not specified	REACH Unaffected

Engineering Selection Recommendations

The MAX4760ETX+T is the direct substitute for the obsolete MAX4760ETX-T. Both parts share identical electrical specifications, package configuration, and functional characteristics. The MAX4760ETX+T is currently in active production status, ensuring supply chain availability and long-term support.

The MAX4760ETX+T carries ROHS3 compliance and REACH unaffected status, meeting modern regulatory requirements for electronic components. These certifications support compliance with environmental and hazardous substance directives applicable to commercial and industrial applications.

For designs currently using the MAX4760ETX-T, direct replacement with the MAX4760ETX+T requires no circuit modifications, PCB layout changes, or firmware adjustments. The parts are electrically and mechanically interchangeable.

Frequently Asked Questions (FAQ)

Q: Can the MAX4760ETX+T directly replace the MAX4760ETX-T in existing designs?

A: Yes. The MAX4760ETX+T is electrically and mechanically identical to the MAX4760ETX-T. No design changes are required for direct substitution.

Q: What is the difference between the MAX4760ETX-T and MAX4760ETX+T part numbers?

A: The suffix designates packaging format. The MAX4760ETX-T is obsolete, while the MAX4760ETX+T is the active equivalent supplied in Cut Tape and Digi-Reel packaging formats.

Q: Are there any compliance differences between these parts?

A: The MAX4760ETX+T includes ROHS3 compliance and REACH unaffected certification. The MAX4760ETX-T compliance status is not specified. Both parts meet the same electrical and thermal specifications.

Q: What is the package footprint for these components?

A: Both parts use a 36-WFQFN package with exposed pad in a 6x6mm form factor. PCB layouts designed for one part are compatible with the other without modification.

Q: What supply voltage range does this switch IC support?

A: The MAX4760ETX+T operates with single supply voltage from 1.8V to 5.5V, supporting both low-power and standard logic applications.

Q: What is the maximum on-state resistance specification?

A: The on-state resistance is 4.6Ω maximum with channel-to-channel matching of 200mΩ, ensuring consistent signal routing performance across all four circuits.

Q: What bandwidth does this switch IC support?

A: The -3dB bandwidth is 150MHz, suitable for high-frequency signal multiplexing and routing applications up to this frequency limit.

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