ISL84541IH-T Equivalent & Substitute Parts

Part Overview

The ISL84541IH-T is a 2-circuit SPST-NO analog switch manufactured by Renesas Electronics Corporation, designed for signal routing and multiplexing applications in the 2.7V to 12V supply range. This component features 60Ohm on-state resistance and operates across the industrial temperature range of -40°C to 85°C in a compact SOT-23-8 surface mount package.

The ISL84541IH-T carries an obsolete product status. Identifying equivalent and substitute parts is necessary to ensure design continuity, maintain supply chain reliability, and support ongoing production requirements for applications currently utilizing this component.

Key Parameters

Parameter	Value
Switch Circuit Type	SPST - NO
Number of Circuits	2
Multiplexer/Demultiplexer Configuration	1:1
On-State Resistance (Max)	60Ohm
Channel-to-Channel Matching (ΔRon)	800mOhm
Supply Voltage Range (Single)	2.7V ~ 12V
Switch Time (Ton/Toff Max)	100ns / 75ns
Charge Injection	1pC
Channel Capacitance (CS(off) / CD(off))	8pF / 8pF
Leakage Current (IS(off) Max)	100pA
Crosstalk	-90dB @ 1MHz
Operating Temperature Range	-40°C ~ 85°C
Package Type	SOT-23-8
Mounting Type	Surface Mount

Substitute Part Grouping Explanation

Substitution eligibility for the ISL84541IH-T is determined by strict equivalence across the following critical parameters:

Switch circuit topology (SPST - NO configuration)
Circuit count and multiplexer ratio (2 circuits, 1:1)
On-state resistance specification (60Ohm maximum)
Channel-to-channel matching tolerance (800mOhm)
Supply voltage compatibility (2.7V ~ 12V single supply)
Switching performance (100ns Ton, 75ns Toff maximum)
Signal integrity metrics (charge injection, capacitance, crosstalk)
Operating temperature range (-40°C ~ 85°C)
Physical package (SOT-23-8 surface mount)

The identified substitute parts meet all these electrical and mechanical requirements. Substitution classification reflects the relationship type: direct manufacturer equivalents share identical electrical specifications with packaging variations, while parametric equivalents from alternative manufacturers deliver functionally identical performance within the specified parameter envelope.

Parameter Comparison

Parameter	ISL84541IH-T (Main)	ISL84541IHZ-T (Direct Equivalent)	MAX4541EKA+T (Parametric Equivalent)
Manufacturer	Renesas Electronics	Renesas Electronics	Analog Devices Inc./Maxim Integrated
Product Status	Obsolete	Active	Active
Switch Circuit	SPST - NO	SPST - NO	SPST - NO
Number of Circuits	2	2	2
Multiplexer Configuration	1:1	1:1	1:1
On-State Resistance (Max)	60Ohm	60Ohm	60Ohm
Channel-to-Channel Matching (ΔRon)	800mOhm	800mOhm	800mOhm
Supply Voltage (V+)	2.7V ~ 12V	2.7V ~ 12V	2.7V ~ 12V
Switch Time Ton (Max)	100ns	100ns	100ns
Switch Time Toff (Max)	75ns	75ns	75ns
Charge Injection	1pC	1pC	1pC
Channel Capacitance CS(off)	8pF	8pF	8pF
Channel Capacitance CD(off)	8pF	8pF	8pF
Leakage Current IS(off) (Max)	100pA	100pA	100pA
Crosstalk	-90dB @ 1MHz	-90dB @ 1MHz	-90dB @ 1MHz
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package / Case	SOT-23-8	SOT-23-8	SOT-23-8
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Packaging Format	Tube	Tape & Reel (TR)	Tape & Reel (TR)
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)	1 (Unlimited)
Current Inventory Status	1007 Pcs New Original In Stock	4133 Pcs New Original In Stock	3800 Pcs New Original In Stock

Engineering Selection Recommendations

ISL84541IHZ-T is the direct manufacturer equivalent from Renesas Electronics. This part maintains identical electrical specifications and SOT-23-8 package compatibility with the obsolete ISL84541IH-T. The primary distinction is product status: ISL84541IHZ-T is active and carries ROHS3 compliance certification. Packaging format differs (Tape & Reel versus tube), and moisture sensitivity level is elevated to MSL 3. This substitute is suitable for new production and ongoing support of existing designs.

MAX4541EKA+T is a parametric equivalent manufactured by Analog Devices Inc./Maxim Integrated. All electrical specifications, switching characteristics, and package dimensions are identical to the ISL84541IH-T. This part is active in production and carries ROHS3 compliance. Moisture sensitivity level is MSL 1 (Unlimited), matching the original component. Selection of this substitute introduces a secondary manufacturer into the supply chain while maintaining full electrical and mechanical compatibility.

Both substitute parts are suitable for direct replacement in applications currently using the ISL84541IH-T. Selection between them depends on supply chain strategy, manufacturer preference, and packaging format requirements.

Frequently Asked Questions (FAQ)

Q: Can ISL84541IHZ-T be used as a direct replacement for ISL84541IH-T?

A: Yes. ISL84541IHZ-T is electrically and mechanically identical to ISL84541IH-T. Both components share the same SOT-23-8 package, identical on-state resistance (60Ohm), switching times (100ns/75ns), and all signal integrity parameters. The primary difference is product status: ISL84541IHZ-T is active production while ISL84541IH-T is obsolete.

Q: What is the difference between ISL84541IH-T and ISL84541IHZ-T packaging?

A: ISL84541IH-T is supplied in tube packaging, while ISL84541IHZ-T is supplied in Tape & Reel (TR) format. Both use the same SOT-23-8 surface mount package. Tape & Reel format is standard for high-volume production environments.

Q: Is MAX4541EKA+T compatible with ISL84541IH-T in existing designs?

A: Yes. MAX4541EKA+T meets all electrical and mechanical specifications of ISL84541IH-T. On-state resistance, switching performance, signal integrity metrics, and operating temperature range are identical. The SOT-23-8 package pinout is compatible. This part introduces Analog Devices/Maxim as an alternative manufacturer source.

Q: What are the RoHS compliance differences between these parts?

A: ISL84541IH-T is RoHS non-compliant. Both substitute parts (ISL84541IHZ-T and MAX4541EKA+T) are ROHS3 compliant. For applications requiring RoHS compliance, either substitute part is appropriate.

Q: How do moisture sensitivity levels affect component handling?

A: ISL84541IH-T and MAX4541EKA+T carry MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage and handling. ISL84541IHZ-T carries MSL 3 (168 Hours), requiring controlled humidity storage and limiting the time the component can be exposed to ambient conditions before soldering. MSL 3 components require more stringent moisture management in manufacturing environments.

Q: Are there any electrical performance differences between the substitute parts?

A: No. All three parts deliver identical electrical performance across all specified parameters: 60Ohm on-state resistance, 100ns/75ns switching times, 1pC charge injection, 8pF channel capacitance, 100pA leakage current, and -90dB crosstalk at 1MHz.

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