DG304ACWE+ Equivalent & Substitute Parts

Part Overview

The DG304ACWE+ is a 2-circuit IC switch with SPST-NO (Single Pole Single Throw - Normally Open) configuration, designed for 50Ohm impedance matching applications. This surface-mount component operates across a dual supply voltage range of ±5V to ±18V and is classified as an Interface category device. The part maintains Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Alternative components are evaluated based on matching electrical characteristics, package compatibility, and operational specifications.

Key Parameters

Parameter	Value
Manufacturer Part Number	DG304ACWE+
Manufacturer	Analog Devices Inc./Maxim Integrated
Switch Circuit Type	SPST - NO
Number of Circuits	2
On-State Resistance (Max)	50Ohm
Multiplexer/Demultiplexer Circuit	1:1
Voltage - Supply, Dual (V±)	±5V ~ 18V
Switch Time (Ton, Toff) (Max)	250ns, 150ns
Charge Injection	12pC
Channel Capacitance (CS(off), CD(off))	14pF, 14pF
Current - Leakage (IS(off)) (Max)	5nA
Crosstalk	-74dB @ 500kHz
Operating Temperature	0°C ~ 70°C (TA)
Package / Case	16-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution eligibility for the DG304ACWE+ is determined by strict equivalence across the following critical parameters:

Switch circuit configuration (SPST - NO)
Circuit count (2 circuits)
On-state resistance specification (50Ohm maximum)
Multiplexer/demultiplexer ratio (1:1)
Dual supply voltage range (±5V ~ 18V)
Switch timing characteristics (Ton ≤ 250ns, Toff ≤ 150ns)
Charge injection (12pC)
Channel capacitance values (14pF for both CS(off) and CD(off))
Leakage current specification (5nA maximum)
Crosstalk performance (-74dB @ 500kHz)
Operating temperature range (0°C ~ 70°C)
Package type (16-SOIC surface mount)
Compliance certifications (RoHS3, REACH Unaffected)

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

Parameter Comparison

Parameter	DG304ACWE+ (Main Part)	DG304ACWE+ (Substitute)
Manufacturer Part Number	DG304ACWE+	DG304ACWE+
Manufacturer	Analog Devices Inc./Maxim Integrated	Analog Devices Inc./Maxim Integrated
Switch Circuit Type	SPST - NO	SPST - NO
Number of Circuits	2	2
On-State Resistance (Max)	50Ohm	50Ohm
Multiplexer/Demultiplexer Circuit	1:1	1:1
Voltage - Supply, Dual (V±)	±5V ~ 18V	±5V ~ 18V
Switch Time (Ton, Toff) (Max)	250ns, 150ns	250ns, 150ns
Charge Injection	12pC	12pC
Channel Capacitance (CS(off), CD(off))	14pF, 14pF	14pF, 14pF
Current - Leakage (IS(off)) (Max)	5nA	5nA
Crosstalk	-74dB @ 500kHz	-74dB @ 500kHz
Operating Temperature	0°C ~ 70°C (TA)	0°C ~ 70°C (TA)
Package / Case	16-SOIC (0.295", 7.50mm Width)	16-SOIC (0.295", 7.50mm Width)
Mounting Type	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active

Engineering Selection Recommendations

The DG304ACWE+ maintains Active product status with full RoHS3 compliance and REACH Unaffected designation, confirming regulatory compliance for industrial and commercial applications. The component carries MSL 1 rating, indicating unlimited shelf life without moisture sensitivity constraints. Selection of equivalent parts must maintain identical compliance certifications and product status to ensure regulatory continuity and supply chain reliability. All substitute components must be sourced from authorized distributors to guarantee authenticity and compliance documentation.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the DG304ACWE+? A: A valid substitute must match all electrical and mechanical specifications, including SPST-NO switch configuration, 2-circuit count, 50Ohm on-state resistance, ±5V to ±18V dual supply operation, 250ns/150ns switch timing, 12pC charge injection, 14pF channel capacitance, 5nA leakage current, -74dB crosstalk performance, 0°C to 70°C operating range, and 16-SOIC surface-mount package. Compliance certifications (RoHS3, REACH) and Active product status must also be maintained.

Q: Can components with different on-state resistance values substitute for the DG304ACWE+? A: No. The 50Ohm on-state resistance specification is a critical electrical parameter for impedance matching applications. Substitutes with different resistance values will not maintain circuit performance and are not acceptable alternatives.

Q: Are there packaging alternatives for the DG304ACWE+? A: The DG304ACWE+ is specified exclusively in 16-SOIC surface-mount package. Alternative package types do not qualify as direct substitutes and would require circuit redesign and re-qualification.

Q: What is the significance of the ±5V to ±18V dual supply voltage range? A: This dual supply specification defines the operational voltage envelope for the component. Substitutes must support the identical voltage range to ensure compatibility with existing power distribution architectures and circuit biasing schemes.

Q: Does the DG304ACWE+ require special handling or storage conditions? A: The MSL 1 rating indicates unlimited moisture sensitivity, meaning the component does not require special moisture-controlled storage or handling procedures beyond standard ESD precautions applicable to all semiconductor devices.

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