MAX4610CSD Equivalent & Substitute Parts

Part Overview

The MAX4610CSD is a 4-circuit SPST-NO IC switch manufactured by Analog Devices Inc./Maxim Integrated, designed for signal routing and multiplexing applications in the 2V to 12V supply range. This part is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production support. The MAX4610CSD operates with 100Ohm on-state resistance and delivers 300MHz bandwidth with minimal charge injection, suitable for precision analog switching applications.

Key Parameters

Parameter	Value
Switch Circuit Type	SPST - NO (Single Pole Single Throw - Normally Open)
Number of Circuits	4
Multiplexer/Demultiplexer Configuration	1:1
On-State Resistance (Max)	100Ohm
Channel-to-Channel Matching (ΔRon)	1Ohm
Supply Voltage Range (Single)	2V ~ 12V
Switch Time (Ton/Toff Max)	65ns / 28ns
-3dB Bandwidth	300MHz
Charge Injection	1pC
Channel Capacitance (CS(off)/CD(off))	16pF / 16pF
Leakage Current (IS(off) Max)	100pA
Crosstalk	-80dB @ 1MHz
Operating Temperature Range	0°C ~ 70°C
Package	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	RoHS non-compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MAX4610CSD is determined by strict equivalence in the following critical parameters:

Primary Substitution Criteria:

Switch circuit type: SPST - NO
Number of circuits: 4
Multiplexer configuration: 1:1
Package type: 14-SOIC form factor
Mounting type: Surface Mount

Secondary Compatibility Parameters:

On-state resistance range that accommodates the original 100Ohm specification
Supply voltage range that overlaps or exceeds 2V ~ 12V
Operating temperature range that covers or extends the original 0°C ~ 70°C
Channel capacitance and leakage current within acceptable limits for the application

Substitutes are grouped into three categories based on on-state resistance characteristics: low-resistance variants (10Ohm), mid-range variants (35Ohm to 95Ohm), and higher-resistance variants (155Ohm). Selection depends on the specific impedance requirements of the target circuit.

Parameter Comparison

Part Number	Manufacturer	On-State Resistance (Max)	ΔRon	Supply Voltage (V+)	Switch Time Ton/Toff (Max)	-3dB Bandwidth	Leakage Current (Max)	Crosstalk @ 1MHz	Operating Temp	Product Status	RoHS Status
MAX4610CSD	Analog Devices/Maxim	100Ohm	1Ohm	2V ~ 12V	65ns / 28ns	300MHz	100pA	-80dB	0°C ~ 70°C	Obsolete	Non-compliant
MAX4610CSD+	Analog Devices/Maxim	100Ohm	1Ohm	2V ~ 12V	65ns / 28ns	300MHz	100pA	-80dB	0°C ~ 70°C	Active	ROHS3 Compliant
74HC4066D,653	Nexperia USA Inc.	95Ohm	3Ohm	2V ~ 10V	30ns / 20ns	200MHz	1µA	-60dB	-40°C ~ 125°C	Active	ROHS3 Compliant
74HC4066D-Q100,118	Nexperia USA Inc.	95Ohm	3Ohm	2V ~ 10V	30ns / 20ns	200MHz	1µA	-60dB	-40°C ~ 125°C	Active	ROHS3 Compliant
74HCT4066D,118	Nexperia USA Inc.	20Ohm (Typ)	3Ohm	4.5V ~ 5.5V	44ns / 30ns	200MHz	1µA	-60dB	-40°C ~ 125°C	Active	ROHS3 Compliant
74LV4066D,118	Nexperia USA Inc.	35Ohm	—	1V ~ 6V	16ns / 28ns	200MHz	2µA	-60dB	-40°C ~ 125°C	Active	ROHS3 Compliant
74LVC4066D,118	Nexperia USA Inc.	10Ohm	—	1.65V ~ 5.5V	3.9ns / 5ns	500MHz	5µA	-56dB	-40°C ~ 125°C	Active	ROHS3 Compliant
D24066QM96G4Q1	Texas Instruments	95Ohm	1Ohm	4.5V ~ 5.5V	24ns / 35ns	200MHz	—	-72dB	-40°C ~ 125°C	Last Time Buy	ROHS3 Compliant
HEF4066BT,653	Nexperia USA Inc.	155Ohm	5Ohm	3V ~ 15V	—	90MHz	200nA	-50dB	-40°C ~ 125°C	Active	ROHS3 Compliant
MC74HC4066ADG	onsemi	70Ohm	15Ohm	2V ~ 12V	—	160MHz	100nA	-80dB	-55°C ~ 125°C	Active	ROHS3 Compliant
MC74HC4066ADR2G	onsemi	70Ohm	15Ohm	2V ~ 12V	—	160MHz	100nA	-80dB	-55°C ~ 125°C	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Replacement (Identical Electrical Performance): MAX4610CSD+ is the active production equivalent of the obsolete MAX4610CSD. It maintains identical electrical specifications while offering ROHS3 compliance and active product status. This is the preferred choice for designs requiring no circuit modifications.

Nexperia 74HC4066 Series (Mid-Range Resistance): The 74HC4066D,653 and 74HC4066D-Q100,118 variants provide 95Ohm on-state resistance with extended operating temperature range (-40°C ~ 125°C). These parts are suitable for applications where the 5Ohm resistance increase from the original specification is acceptable. The automotive-qualified variant (74HC4066D-Q100,118) includes AEC-Q100 certification for automotive applications.

onsemi MC74HC4066 Series (Matched Impedance): MC74HC4066ADR2G and MC74HC4066ADG deliver 70Ohm on-state resistance with supply voltage compatibility (2V ~ 12V) matching the original MAX4610CSD. These parts maintain -80dB crosstalk performance and are available in active production status with ROHS3 compliance.

Nexperia 74LVC4066D,118 (Low-Resistance, High-Speed): This variant offers 10Ohm on-state resistance and 500MHz bandwidth, suitable for applications requiring lower impedance and higher frequency performance. Supply voltage range is 1.65V ~ 5.5V, requiring circuit verification for compatibility with the original 2V ~ 12V specification.

Texas Instruments D24066QM96G4Q1 (Automotive-Grade): This part is in Last Time Buy status with 95Ohm resistance and AEC-Q100 automotive qualification. It is suitable for automotive applications but not recommended for new designs due to product lifecycle status.

Nexperia HEF4066BT,653 (Extended Supply Range): This variant supports 3V ~ 15V supply voltage with 155Ohm on-state resistance. It is suitable for applications requiring extended voltage range but not recommended where the original 100Ohm impedance is critical.

Frequently Asked Questions (FAQ)

Q: Can I directly replace MAX4610CSD with MAX4610CSD+? A: Yes. MAX4610CSD+ is the active production equivalent with identical electrical specifications. The only differences are product status (Active vs. Obsolete) and RoHS compliance (ROHS3 vs. non-compliant). No circuit modifications are required.

Q: What is the key difference between the Nexperia 74HC4066 and onsemi MC74HC4066 variants? A: Both are 4-circuit SPST-NO switches in 14-SOIC packages. The Nexperia 74HC4066D,653 has 95Ohm resistance and 2V ~ 10V supply range. The onsemi MC74HC4066ADR2G has 70Ohm resistance and 2V ~ 12V supply range, matching the original MAX4610CSD voltage specification more closely.

Q: Is the 74LVC4066D,118 compatible with my 2V ~ 12V supply design? A: The 74LVC4066D,118 operates at 1.65V ~ 5.5V, which does not fully cover the original 2V ~ 12V range. Circuit verification is required to confirm compatibility with your specific supply voltage requirements.

Q: Why do some substitute parts have different operating temperature ranges? A: The original MAX4610CSD operates 0°C ~ 70°C. Most substitute parts extend this to -40°C ~ 125°C, providing wider temperature coverage. If your application requires only the original range, this difference does not affect compatibility.

Q: What does "Last Time Buy" status mean for the D24066QM96G4Q1? A: Last Time Buy indicates the manufacturer will no longer produce this part after a specified date. It is not recommended for new designs. Use active production alternatives instead.

Q: Are all substitute parts RoHS compliant? A: All recommended substitute parts listed are ROHS3 compliant except the original MAX4610CSD, which is non-compliant. If RoHS compliance is required, use MAX4610CSD+ or any of the Nexperia or onsemi alternatives.

Q: Can I use HEF4066BT,653 as a substitute? A: HEF4066BT,653 is functionally compatible but has 155Ohm on-state resistance compared to the original 100Ohm. Use this variant only if your circuit can tolerate the 55Ohm increase. The extended 3V ~ 15V supply range may be beneficial for some applications.

Q: What is the difference between cut tape and tape & reel packaging? A: Both are surface-mount packaging formats. Cut Tape (CT) is suitable for lower-volume applications and manual assembly. Tape & Reel (TR) is optimized for high-volume automated assembly. Electrical performance is identical; packaging choice depends on production volume and assembly method.

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