RM024-S125-C-01 Equivalent & Substitute Parts

Part Overview

The RM024-S125-C-01 is a General ISM > 1GHz RAMP Transceiver Module manufactured by Laird Connectivity Inc., designed for 2.4GHz wireless applications with FHSS and MSK modulation. This surface mount module features U.FL antenna connector and UART serial interface, operating across a supply voltage range of 2.3V to 3.6V.

The RM024-S125-C-01 is classified as Obsolete. Identification of equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this transceiver module.

Substiute Parts

RM024-S125-C-01
Laird Connectivity Inc.In Stock: 856RM024-S125-C-01 Datasheet
RM024-S125-C-01
Current Part
RM024-S125-C-30
Laird Connectivity Inc.In Stock: 1924RM024-S125-C-30 Datasheet
RM024-S125-C-30
Direct

Key Parameters

Parameter Value
RF Family/Standard General ISM > 1GHz
Protocol RAMP
Modulation FHSS, MSK
Frequency 2.4GHz
Data Rate 500kbps
Power - Output 21dBm
Sensitivity -95dBm
Serial Interfaces UART
Antenna Type Antenna Not Included, U.FL
Voltage - Supply 2.3V ~ 3.6V
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C
Package / Case Module
Moisture Sensitivity Level (MSL) 3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the RM024-S125-C-01 is determined by strict equivalence across the following critical parameters:

RF and Protocol Compatibility:

  • RF Family/Standard: General ISM > 1GHz
  • Protocol: RAMP
  • Modulation: FHSS, MSK
  • Frequency: 2.4GHz
  • Data Rate: 500kbps

Electrical Performance:

  • Power Output: 21dBm
  • Sensitivity: -95dBm
  • Supply Voltage Range: 2.3V ~ 3.6V

Physical and Interface Requirements:

  • Serial Interface: UART
  • Antenna Type: U.FL connector
  • Mounting Type: Surface Mount
  • Package Type: Module
  • Operating Temperature Range: -40°C ~ 85°C
  • Moisture Sensitivity Level: 3 (168 Hours)

The substitute part RM024-S125-C-30 maintains identical specifications across all critical RF, electrical, and physical parameters, with the primary distinction being product status (Active vs. Obsolete) and packaging format (Tray vs. unspecified).

Parameter Comparison

Parameter RM024-S125-C-01 RM024-S125-C-30 Match Status
RF Family/Standard General ISM > 1GHz General ISM > 1GHz Identical
Protocol RAMP RAMP Identical
Modulation FHSS, MSK FHSS, MSK Identical
Frequency 2.4GHz 2.4GHz Identical
Data Rate 500kbps 500kbps Identical
Power - Output 21dBm 21dBm Identical
Sensitivity -95dBm -95dBm Identical
Serial Interfaces UART UART Identical
Antenna Type Antenna Not Included, U.FL Antenna Not Included, U.FL Identical
Voltage - Supply 2.3V ~ 3.6V 2.3V ~ 3.6V Identical
Current - Receiving 9.5mA ~ 36mA 36mA Compatible
Current - Transmitting 40mA ~ 166mA 40mA ~ 136mA Compatible
Mounting Type Surface Mount Surface Mount Identical
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C Identical
Package / Case Module Module Identical
Moisture Sensitivity Level (MSL) 3 (168 Hours) 3 (168 Hours) Identical
Product Status Obsolete Active Substitute is Active
RoHS Status Not specified RoHS Compliant Substitute is Compliant
REACH Status Not specified REACH Unaffected Substitute is Compliant

Engineering Selection Recommendations

Direct Substitution Basis:

The RM024-S125-C-30 is a direct functional equivalent to the RM024-S125-C-01. All RF performance parameters, electrical specifications, and physical interface requirements are identical. The substitute part operates within the same frequency band (2.4GHz), maintains equivalent output power (21dBm), sensitivity (-95dBm), and supply voltage range (2.3V ~ 3.6V).

Compliance and Status Advantages:

The RM024-S125-C-30 holds Active product status, ensuring continued manufacturer support and availability. The substitute part carries RoHS Compliance and REACH Unaffected certifications, meeting current regulatory requirements for electronic components in regulated markets. The original RM024-S125-C-01, classified as Obsolete, no longer receives manufacturer support or guaranteed supply.

Current Consumption Consideration:

Receiving current specifications show the substitute part operates at a fixed 36mA, which falls within the upper range of the original part's 9.5mA ~ 36mA specification. Transmitting current for the substitute (40mA ~ 136mA) is contained within the original part's range (40mA ~ 166mA). Both configurations remain compatible with power supply designs based on the original specification.

Packaging and Handling:

The RM024-S125-C-30 is supplied in Tray packaging format. Both parts maintain identical Moisture Sensitivity Level (MSL 3, 168 Hours) and surface mount mounting type, requiring equivalent handling and storage protocols.

Frequently Asked Questions (FAQ)

Q: Can the RM024-S125-C-30 be used as a direct replacement for the RM024-S125-C-01 in existing designs?

A: Yes. The RM024-S125-C-30 is functionally equivalent across all RF performance parameters, electrical specifications, and physical interfaces. No design modifications are required for direct substitution.

Q: What are the key differences between these two parts?

A: The primary differences are product status (RM024-S125-C-01 is Obsolete; RM024-S125-C-30 is Active), packaging format (Tray for the substitute), and regulatory certifications (RoHS Compliant and REACH Unaffected for the substitute). All functional and electrical parameters are identical.

Q: Are there any current consumption differences I should account for?

A: The receiving current specification differs slightly. The RM024-S125-C-30 operates at a fixed 36mA, while the original part specified a range of 9.5mA ~ 36mA. The substitute's transmitting current range (40mA ~ 136mA) is contained within the original specification (40mA ~ 166mA). Both parts are compatible with power supply designs based on the original specifications.

Q: Does the Tray packaging format affect compatibility?

A: No. Tray packaging is a supply format consideration only. Both parts use identical surface mount mounting type, MSL rating, and physical module package. Tray packaging does not affect electrical or mechanical compatibility.

Q: What regulatory advantages does the RM024-S125-C-30 provide?

A: The RM024-S125-C-30 carries RoHS Compliance and REACH Unaffected certifications. These certifications ensure compliance with current environmental and hazardous substance regulations in regulated markets. The original RM024-S125-C-01 does not specify these certifications.

Q: Is the RM024-S125-C-30 available in sufficient quantities?

A: Yes. The RM024-S125-C-30 is classified as Active product status with 1900 pieces in new original stock, ensuring reliable supply availability compared to the Obsolete RM024-S125-C-01.

Q: Are the antenna connector specifications identical?

A: Yes. Both parts feature U.FL antenna connectors with antenna not included. No antenna modifications are required for substitution.

Q: Do both parts operate across the same temperature range?

A: Yes. Both the RM024-S125-C-01 and RM024-S125-C-30 operate across the identical temperature range of -40°C to 85°C.

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