74HC4066D,652 Equivalent & Substitute Parts

Part Overview

The 74HC4066D,652 is a 4-circuit SPST-NO (Single Pole Single Throw - Normally Open) analog switch IC manufactured by Nexperia USA Inc. in a 14-SOIC surface mount package. This component functions as a general-purpose analog multiplexer/demultiplexer with 1:1 circuit configuration, featuring 95Ohm on-state resistance and 200MHz bandwidth capability.

The 74HC4066D,652 carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain reliability, and support ongoing production or maintenance requirements for systems utilizing this component.

Key Parameters

Parameter	Value
Manufacturer Part Number	74HC4066D,652
Manufacturer	Nexperia USA Inc.
Switch Circuit Type	SPST - NO
Number of Circuits	4
Multiplexer/Demultiplexer Configuration	1:1
On-State Resistance (Max)	95Ohm
Channel-to-Channel Matching (ΔRon)	3Ohm
Supply Voltage Range (Single)	2V ~ 10V
Switch Time (Ton/Toff Max)	30ns / 20ns
-3dB Bandwidth	200MHz
Channel Capacitance (CS(off), CD(off))	4.6pF
Leakage Current (IS(off) Max)	1µA
Crosstalk	-60dB @ 1MHz
Operating Temperature Range	-40°C ~ 125°C
Package / Case	14-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution eligibility for the 74HC4066D,652 is determined by the following critical parameters:

Primary Substitution Criteria:

Switch circuit type: SPST - NO
Number of circuits: 4
Multiplexer/Demultiplexer configuration: 1:1
Package / Case: 14-SOIC (0.154", 3.90mm Width)
Mounting type: Surface Mount

Secondary Compatibility Parameters:

Supply voltage range must encompass or match the 2V ~ 10V requirement
On-state resistance (95Ohm nominal) allows tolerance variation
Operating temperature range must support -40°C ~ 125°C minimum
RoHS3 compliance and MSL 1 rating required for environmental and handling compatibility

Substitute parts are grouped into three categories based on on-state resistance characteristics: 45Ohm variants (lower resistance, improved performance), 70Ohm variants (optimized performance), and 95Ohm/170Ohm variants (direct or near-equivalent resistance).

Parameter Comparison

Part Number	Manufacturer	On-State Resistance (Max)	ΔRon	Supply Voltage	Bandwidth	Leakage Current	Operating Temp	Product Status	Package
74HC4066D,652	Nexperia USA Inc.	95Ohm	3Ohm	2V ~ 10V	200MHz	1µA	-40°C ~ 125°C	Obsolete	14-SOIC
74HC4066D,653	Nexperia USA Inc.	95Ohm	3Ohm	2V ~ 10V	200MHz	1µA	-40°C ~ 125°C	Active	14-SOIC
CD74HC4066M96	Texas Instruments	70Ohm	500mOhm	2V ~ 10V	200MHz	100nA	-55°C ~ 125°C	Active	14-SOIC
CD74HC4066MT	Texas Instruments	70Ohm	500mOhm	2V ~ 10V	200MHz	100nA	-55°C ~ 125°C	Last Time Buy	14-SOIC
CD74HC4066M	Texas Instruments	70Ohm	500mOhm	2V ~ 10V	200MHz	100nA	-55°C ~ 125°C	Last Time Buy	14-SOIC
CD74HC4016M96	Texas Instruments	170Ohm	8.5Ohm	2V ~ 10V	20MHz	100nA	-55°C ~ 125°C	Last Time Buy	14-SOIC
CD74HC4016MT	Texas Instruments	170Ohm	8.5Ohm	2V ~ 10V	20MHz	100nA	-55°C ~ 125°C	Last Time Buy	14-SOIC
D24066QM96G4Q1	Texas Instruments	95Ohm	1Ohm	4.5V ~ 5.5V	200MHz	—	-40°C ~ 125°C	Last Time Buy	14-SOIC
MAX4066ACSD+	Analog Devices Inc./Maxim Integrated	45Ohm	500mOhm	2V ~ 16V	100MHz	100pA	0°C ~ 70°C	Active	14-SOIC
MAX4066ACSD+T	Analog Devices Inc./Maxim Integrated	45Ohm	500mOhm	2V ~ 16V	100MHz	100pA	0°C ~ 70°C	Active	14-SOIC
MAX4066AESD+	Analog Devices Inc./Maxim Integrated	45Ohm	500mOhm	2V ~ 16V	100MHz	100pA	-40°C ~ 85°C	Active	14-SOIC

Engineering Selection Recommendations

Direct Equivalent (Recommended Primary Substitute): The 74HC4066D,653 from Nexperia USA Inc. is the direct functional equivalent of the 74HC4066D,652. Both parts share identical electrical specifications, package configuration, and RoHS3 compliance. The 74HC4066D,653 carries Active product status with significantly higher inventory availability (1,000,100 units), making it the preferred replacement for obsolete stock management.

Texas Instruments 70Ohm Variants (CD74HC4066M96, CD74HC4066MT, CD74HC4066M): These parts provide improved performance characteristics with lower on-state resistance (70Ohm vs. 95Ohm), superior channel-to-channel matching (500mOhm vs. 3Ohm), and reduced leakage current (100nA vs. 1µA). The extended operating temperature range (-55°C ~ 125°C) provides additional margin. CD74HC4066M96 is Active status; CD74HC4066MT and CD74HC4066M are Last Time Buy. These are suitable substitutes where improved switching characteristics and lower power dissipation are beneficial.

Texas Instruments 170Ohm Variants (CD74HC4016M96, CD74HC4016MT): These parts maintain the same supply voltage range and package but feature higher on-state resistance (170Ohm) and reduced bandwidth (20MHz vs. 200MHz). These are suitable only for applications where the lower bandwidth and higher resistance are acceptable trade-offs. Both carry Last Time Buy status.

Automotive-Grade Variant (D24066QM96G4Q1): This Texas Instruments part meets AEC-Q100 automotive qualification with 95Ohm resistance matching the original specification. However, the restricted supply voltage range (4.5V ~ 5.5V) limits applicability to 5V systems only. Last Time Buy status indicates limited future availability.

Analog Devices MAX4066 Series (45Ohm Variants): The MAX4066ACSD+, MAX4066ACSD+T, and MAX4066AESD+ offer superior performance with 45Ohm on-state resistance, extended supply voltage range (2V ~ 16V), and exceptionally low leakage current (100pA). All variants are Active status. The MAX4066AESD+ supports the full -40°C ~ 85°C temperature range, making it suitable for extended-temperature applications. These are premium substitutes where improved performance justifies higher component cost.

Frequently Asked Questions (FAQ)

Q: Can the 74HC4066D,653 be used as a direct replacement for the 74HC4066D,652?

A: Yes. The 74HC4066D,653 is electrically and mechanically identical to the 74HC4066D,652. Both are 4-circuit SPST-NO analog switches in 14-SOIC packages with 95Ohm on-state resistance, 200MHz bandwidth, and identical operating specifications. The primary difference is product status: 74HC4066D,653 is Active with high inventory availability.

Q: What are the key differences between the 70Ohm and 95Ohm variants?

A: The 70Ohm variants (CD74HC4066M series) provide lower on-state resistance, resulting in reduced voltage drop and power dissipation during switching. Channel-to-channel matching is superior (500mOhm vs. 3Ohm), and leakage current is lower (100nA vs. 1µA). Bandwidth remains at 200MHz. These improvements make 70Ohm variants preferable for precision analog switching applications. The 95Ohm variants (74HC4066D,653 and D24066QM96G4Q1) maintain the original specification.

Q: Are the CD74HC4016 parts (170Ohm) suitable substitutes?

A: The CD74HC4016M96 and CD74HC4016MT are functionally compatible but with performance trade-offs. The 170Ohm on-state resistance is significantly higher, increasing voltage drop and power dissipation. Bandwidth is reduced to 20MHz, limiting high-frequency applications. These parts are suitable only for low-speed switching applications where the higher resistance is acceptable. Both carry Last Time Buy status, indicating limited future availability.

Q: What is the advantage of the MAX4066 series over the 74HC4066 variants?

A: The MAX4066 series (45Ohm variants) offers superior performance: 45Ohm on-state resistance (vs. 95Ohm), extended supply voltage range (2V ~ 16V vs. 2V ~ 10V), and exceptionally low leakage current (100pA vs. 1µA). All MAX4066 variants are Active status. The trade-off is operating temperature range: MAX4066ACSD+ and MAX4066ACSD+T support 0°C ~ 70°C, while MAX4066AESD+ supports -40°C ~ 85°C. These are premium substitutes for applications requiring improved switching performance.

Q: Does the D24066QM96G4Q1 automotive-grade part work in non-automotive applications?

A: Yes. The D24066QM96G4Q1 meets AEC-Q100 automotive qualification and functions in standard industrial and commercial applications. However, its restricted supply voltage range (4.5V ~ 5.5V) limits use to 5V systems. The part carries Last Time Buy status, indicating limited future availability.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed carry RoHS3 compliance certification, matching the environmental compliance of the original 74HC4066D,652.

Q: What packaging options are available for substitutes?

A: All substitute parts are available in 14-SOIC surface mount packages. Packaging variants (Cut Tape, Tape & Reel, Tube) differ by supplier and part number suffix but do not affect electrical performance. Select packaging based on procurement and assembly requirements.

Q: Can I use a 45Ohm MAX4066 part in a design originally specified for 95Ohm?

A: Yes, with design verification. The lower on-state resistance of MAX4066 parts reduces voltage drop and power dissipation, which is generally beneficial. However, circuit impedance matching and signal integrity characteristics may differ. Electrical simulation or prototype testing is recommended to confirm compatibility with specific circuit topology and signal levels.

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