R574333310 RF Switch IC SP3T 3GHz Equivalent & Substitute Parts

Part Overview

The R574333310 is a general-purpose RF switch IC with SP3T (single-pole, three-throw) topology manufactured by Radiall USA, Inc. This component operates across a frequency range of 0Hz to 3GHz with 50-ohm impedance and is designed for RF switching applications requiring high isolation and low insertion loss characteristics.

The R574333310 carries an obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this RF switch topology.

Key Parameters

Parameter	Value
Manufacturer Part Number	R574333310
Manufacturer	Radiall USA, Inc.
Circuit Configuration	SP3T
Frequency Range	0Hz ~ 3GHz
Impedance	50Ohm
Isolation (minimum)	80dB
Insertion Loss (maximum)	0.2dB
Test Frequency	3GHz
Supply Voltage	24V ~ 30V
Operating Temperature Range	-40°C ~ 85°C
Package Type	Module
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitute parts for the R574333310 are identified based on parametric equivalence across all critical RF and electrical specifications. The substitution logic is based on the following key parameters that must remain constant:

Critical Matching Parameters:

Circuit topology: SP3T configuration
Frequency range: 0Hz ~ 3GHz operation
Impedance: 50-ohm characteristic impedance
Isolation performance: 80dB minimum
Insertion loss: 0.2dB maximum
Supply voltage: 24V ~ 30V range
Operating temperature: -40°C ~ 85°C
Package type: Module form factor

All substitute parts listed maintain identical electrical and mechanical specifications to the original R574333310, ensuring functional compatibility in existing circuit designs. The primary distinction between the main part and substitutes is product status: the R574333310 is obsolete, while all substitute parts maintain active product status with current manufacturing availability.

Parameter Comparison

Parameter	R574333310	R573523310	R574003300	R574003335	R574003345	R574093305	R574093325
Manufacturer	Radiall USA, Inc.	Radiall USA, Inc.	Radiall USA, Inc.	Radiall USA, Inc.	Radiall USA, Inc.	Radiall USA, Inc.	Radiall USA, Inc.
Circuit Configuration	SP3T	SP3T	SP3T	SP3T	SP3T	SP3T	SP3T
Frequency Range	0Hz ~ 3GHz	0Hz ~ 3GHz	0Hz ~ 3GHz	0Hz ~ 3GHz	0Hz ~ 3GHz	0Hz ~ 3GHz	0Hz ~ 3GHz
Impedance	50Ohm	50Ohm	50Ohm	50Ohm	50Ohm	50Ohm	50Ohm
Isolation (minimum)	80dB	80dB	80dB	80dB	80dB	80dB	80dB
Insertion Loss (maximum)	0.2dB	0.2dB	0.2dB	0.2dB	0.2dB	0.2dB	0.2dB
Test Frequency	3GHz	3GHz	3GHz	3GHz	3GHz	3GHz	3GHz
Supply Voltage	24V ~ 30V	24V ~ 30V	24V ~ 30V	24V ~ 30V	24V ~ 30V	24V ~ 30V	24V ~ 30V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Package Type	Module	Module	Module	Module	Module	Module	Module
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
RoHS Status	Not specified	Not specified	Not specified	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

All substitute parts listed—R573523310, R574003300, R574003335, R574003345, R574093305, and R574093325—are direct parametric equivalents to the obsolete R574333310. Each substitute maintains identical electrical performance specifications and mechanical compatibility.

Selection Basis:

All substitute parts carry active product status, ensuring current manufacturing support and supply chain availability. Parts R574003345, R574093305, and R574093325 provide additional compliance documentation with ROHS3 certification, which may be required for applications subject to environmental regulations.

Inventory availability across all substitutes ranges from 708 to 1098 pieces, providing adequate supply for production requirements. The choice between substitute parts may be determined by specific compliance requirements, packaging preferences (all available in bulk packaging), or inventory allocation strategies.

Frequently Asked Questions (FAQ)

Q: Can the R574333310 be directly replaced with any of the listed substitute parts?

A: Yes. All substitute parts maintain identical electrical specifications across frequency range, impedance, isolation, insertion loss, supply voltage, and operating temperature. The module package type is consistent across all parts, ensuring mechanical compatibility in existing circuit designs.

Q: What is the primary reason the R574333310 is obsolete?

A: The R574333310 carries obsolete product status. All substitute parts listed maintain active status with current manufacturing availability, making them the appropriate selection for new designs and ongoing production.

Q: Are there compliance differences between the substitute parts?

A: Parts R574003345, R574093305, and R574093325 carry ROHS3 compliance certification. Parts R573523310 and R574003300 do not specify RoHS status. Applications requiring environmental compliance should select from the ROHS3-certified options.

Q: Do all substitute parts use the same packaging format?

A: Yes. All substitute parts are supplied in bulk packaging and utilize the module package type, maintaining consistency with the original R574333310 form factor.

Q: What are the key electrical parameters that define substitution eligibility?

A: Substitution is based on matching: SP3T circuit topology, 0Hz to 3GHz frequency range, 50-ohm impedance, 80dB minimum isolation, 0.2dB maximum insertion loss, 24V to 30V supply voltage, and -40°C to 85°C operating temperature range.

Q: Is inventory availability a consideration for part selection?

A: Inventory levels vary across substitute parts, ranging from 708 to 1098 pieces. Current availability should be confirmed with the supplier for production scheduling purposes.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message