MAX4608ESE+ Equivalent & Substitute Parts

Part Overview

The MAX4608ESE+ is a 2-circuit SPST-NO (Single Pole Single Throw - Normally Open) analog switch IC manufactured by Analog Devices Inc./Maxim Integrated. This component operates as a 1:1 multiplexer/demultiplexer with a maximum on-state resistance of 2.5Ohm and supports both single supply (4.5V to 36V) and dual supply (±4.5V to ±20V) configurations. The device is currently in active production status with 809 units available in stock. Alternative models are evaluated based on matching electrical characteristics, package compatibility, and compliance certifications to ensure functional equivalence in circuit applications.

Key Parameters

Parameter	Specification
Switch Circuit Type	SPST - NO
Number of Circuits	2
Multiplexer/Demultiplexer Configuration	1:1
On-State Resistance (Max)	2.5Ohm
Channel-to-Channel Matching (ΔRon)	50mOhm
Voltage - Supply, Single (V+)	4.5V ~ 36V
Voltage - Supply, Dual (V±)	±4.5V ~ ±20V
Switch Time (Ton, Toff) (Max)	110ns, 150ns
Charge Injection	45pC
Channel Capacitance (CS(off), CD(off))	64pF, 64pF
Current - Leakage (IS(off)) (Max)	500pA
Crosstalk	-66dB @ 1MHz
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the MAX4608ESE+ is determined by strict equivalence across the following critical parameters:

Switch Circuit Configuration: SPST - NO topology with 2 independent circuits
Multiplexer Ratio: 1:1 channel configuration
On-State Resistance: Maximum 2.5Ohm with channel matching tolerance of 50mOhm
Supply Voltage Range: Single supply 4.5V to 36V or dual supply ±4.5V to ±20V
Switching Performance: Ton/Toff specifications of 110ns and 150ns maximum
Signal Integrity Parameters: Charge injection (45pC), channel capacitance (64pF each), crosstalk (-66dB @ 1MHz), and leakage current (500pA maximum)
Package Compatibility: 16-SOIC surface mount package with 0.154" width (3.90mm)
Environmental & Compliance: Operating temperature range -40°C to 85°C, ROHS3 compliance, MSL Level 1

Only components matching all specified parameters across these categories qualify as direct substitutes.

Parameter Comparison

Parameter	MAX4608ESE+ (Main Part)	MAX4608ESE+ (Direct Substitute)
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Switch Circuit	SPST - NO	SPST - NO
Number of Circuits	2	2
Multiplexer Configuration	1:1	1:1
On-State Resistance (Max)	2.5Ohm	2.5Ohm
Channel-to-Channel Matching	50mOhm	50mOhm
Supply Voltage Single (V+)	4.5V ~ 36V	4.5V ~ 36V
Supply Voltage Dual (V±)	±4.5V ~ ±20V	±4.5V ~ ±20V
Switch Time Ton (Max)	110ns	110ns
Switch Time Toff (Max)	150ns	150ns
Charge Injection	45pC	45pC
Channel Capacitance CS(off)	64pF	64pF
Channel Capacitance CD(off)	64pF	64pF
Leakage Current IS(off) (Max)	500pA	500pA
Crosstalk	-66dB @ 1MHz	-66dB @ 1MHz
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Package / Case	16-SOIC (0.154", 3.90mm Width)	16-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active

Engineering Selection Recommendations

The MAX4608ESE+ is an active production component with full ROHS3 compliance and unlimited moisture sensitivity rating (MSL Level 1), making it suitable for standard industrial and commercial applications without environmental restrictions. The device maintains active manufacturer support and is available in adequate stock quantities (809 units).

When selecting this component or evaluating substitutes, confirm that the application requirements align with the specified supply voltage range, switching speed characteristics, and on-state resistance specifications. The 16-SOIC package is standard for surface mount assembly processes. ROHS3 compliance status ensures compatibility with current regulatory requirements for electronic component procurement.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the MAX4608ESE+?

A: A valid substitute must match all electrical parameters including switch circuit type (SPST-NO), circuit count (2), multiplexer configuration (1:1), on-state resistance (2.5Ohm maximum), supply voltage ranges (4.5V-36V single or ±4.5V-±20V dual), switching times (110ns/150ns), and signal integrity specifications. The package must be 16-SOIC surface mount, and compliance certifications (ROHS3, MSL Level 1) must be equivalent.

Q: Can the MAX4608ESE+ be used in applications requiring different supply voltages?

A: The MAX4608ESE+ supports both single supply (4.5V to 36V) and dual supply (±4.5V to ±20V) configurations. Application design must operate within these specified ranges. Exceeding these voltage limits will damage the component.

Q: Is the 16-SOIC package interchangeable with other package types?

A: No. The MAX4608ESE+ is specified for 16-SOIC (0.154" width, 3.90mm) surface mount package only. Different package types have different pinouts and physical dimensions and are not interchangeable without circuit board redesign.

Q: What is the significance of the 50mOhm channel-to-channel matching specification?

A: The 50mOhm channel-to-channel matching (ΔRon) specification defines the maximum resistance variation between the two independent switch circuits. This parameter is critical for applications requiring balanced signal paths or matched switching characteristics across both channels.

Q: Does the MAX4608ESE+ require special handling due to its moisture sensitivity rating?

A: The MAX4608ESE+ carries MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. Standard handling procedures for surface mount components are sufficient; no special dry storage or baking procedures are required.

Q: What is the operating temperature range for the MAX4608ESE+?

A: The MAX4608ESE+ operates across -40°C to 85°C ambient temperature range (TA). Applications requiring operation outside this range require alternative components with extended temperature specifications.

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