MTSMC-L4N1-U.R2-SP Equivalent & Substitute Parts

Part Overview

The MTSMC-L4N1-U.R2-SP is a cellular and navigation RF transceiver module manufactured by Multi-Tech Systems Inc. as part of the SocketModem® Cell series. This module integrates 4G LTE CAT-4 cellular connectivity with GNSS navigation capabilities, supporting AT&T and Verizon mobile networks across multiple frequency bands (600MHz, 700MHz, 850MHz, 1.7GHz, 1.9GHz). The module features a U.FL connector for external antenna attachment and operates via USB serial interface.

The MTSMC-L4N1-U.R2-SP is designated as "Not For New Designs," indicating its legacy status within the product portfolio. This classification necessitates identification of current-generation equivalent parts for ongoing system support and new development initiatives. Substitute parts must maintain electrical compatibility, mechanical form factor, and functional protocol support to ensure seamless integration into existing or new applications.

Substiute Parts

MTSMC-L4N1-U.R2-SP

Multi-Tech Systems Inc.In Stock: 911MTSMC-L4N1-U.R2-SP Datasheet

Current PartRFQ

MTSMC-L4N1-U.R3-SP

Multi-Tech Systems Inc.In Stock: 785MTSMC-L4N1-U.R3-SP Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MTSMC-L4N1-U.R2-SP is determined by strict alignment across the following critical parameters:

Electrical Compatibility Parameters:

• Voltage supply range: 3.3V ~ 5V
• Serial interface capability: USB connectivity
• Data rate: 150Mbps
• Frequency band support: 600MHz, 700MHz, 850MHz, 1.7GHz, 1.9GHz

Mechanical Compatibility Parameters:

• Mounting type: Through Hole
• Package form factor: 64-DIP Module, 45 Leads
• Antenna connector: U.FL

Functional Protocol Parameters:

• RF family: Cellular, Navigation
• Protocol support: 4G LTE CAT-4 and GNSS

Regulatory Compliance Parameters:

• RoHS3 Compliance
• REACH Unaffected status

Substitute parts must satisfy all electrical, mechanical, and functional requirements without deviation. Parts meeting these criteria are classified as direct equivalents suitable for component replacement in existing designs or as alternatives for new development where legacy module support is required.

Parameter Comparison

Engineering Selection Recommendations

The MTSMC-L4N1-U.R3-SP is the manufacturer-recommended substitute for the MTSMC-L4N1-U.R2-SP. Both modules maintain identical electrical specifications, mechanical form factors, and frequency band support, ensuring direct compatibility at the hardware integration level.

Key Selection Factors:

Product Status Transition: The MTSMC-L4N1-U.R2-SP carries "Not For New Designs" designation, while the MTSMC-L4N1-U.R3-SP maintains "Active" status. This distinction indicates that the substitute part represents the current-generation offering from Multi-Tech Systems Inc. and is the appropriate selection for new development initiatives.

Regulatory Compliance: Both parts maintain ROHS3 compliance and REACH Unaffected status, satisfying current environmental and hazardous substance regulations applicable to electronic components.

Interface Enhancement: The MTSMC-L4N1-U.R3-SP provides expanded serial interface capability through the addition of UART alongside USB connectivity. This enhancement does not compromise compatibility with existing USB-based implementations and provides additional flexibility for system integration scenarios requiring UART communication protocols.

Protocol Support: The substitute part explicitly lists GNSS and GPS protocol support alongside LTE, providing enhanced navigation functionality compared to the main part's GNSS designation alone.

Inventory and Availability: The MTSMC-L4N1-U.R3-SP maintains active inventory status (760 Pcs New Original In Stock), ensuring reliable procurement for both immediate replacement needs and ongoing production requirements.

Frequently Asked Questions (FAQ)

Q: Can the MTSMC-L4N1-U.R3-SP be used as a direct replacement for the MTSMC-L4N1-U.R2-SP in existing designs?

A: Yes. Both modules share identical electrical specifications (3.3V ~ 5V supply, 150Mbps data rate), mechanical form factors (64-DIP Module, 45 Leads, Through Hole mounting), and frequency band support (600MHz, 700MHz, 850MHz, 1.7GHz, 1.9GHz). The substitute part is pin-compatible and functionally equivalent for all USB-based communication implementations.

Q: What is the significance of the "Not For New Designs" designation on the MTSMC-L4N1-U.R2-SP?

A: This designation indicates that the part has reached end-of-life status within the manufacturer's product portfolio and is no longer recommended for incorporation into new development projects. The MTSMC-L4N1-U.R3-SP, carrying "Active" status, represents the current-generation equivalent and is the appropriate selection for new applications.

Q: Does the addition of UART interface on the MTSMC-L4N1-U.R3-SP affect compatibility with existing USB-only implementations?

A: No. The substitute part maintains full USB interface capability alongside the added UART option. Existing designs utilizing USB communication will function without modification. The UART interface represents an additional capability that does not interfere with USB operation.

Q: Are the antenna connector specifications identical between the two modules?

A: Yes. Both the MTSMC-L4N1-U.R2-SP and MTSMC-L4N1-U.R3-SP utilize U.FL connectors for external antenna attachment. Existing antenna assemblies and RF front-end designs are directly compatible with the substitute part.

Q: What are the operating temperature ranges for both modules?

A: Both modules operate across the identical temperature range of -40°C to 85°C, ensuring equivalent thermal performance characteristics for applications requiring extended temperature operation.

Q: Are there differences in current consumption between the main part and substitute?

A: The MTSMC-L4N1-U.R2-SP specifies 21mA for both receiving and transmitting modes. The MTSMC-L4N1-U.R3-SP does not provide explicit current consumption values in the available specifications. Power budget calculations should reference the main part's specifications or contact the manufacturer for detailed current consumption data on the substitute part.

Q: Do both modules support the same cellular networks?

A: Yes. Both modules support 4G LTE CAT-4 connectivity on AT&T and Verizon mobile networks. The MTSMC-L4N1-U.R3-SP provides enhanced GNSS/GPS navigation support compared to the main part's GNSS designation.

Q: What is the packaging difference between the two parts?

A: The main part specifies "Box" packaging, while the substitute part does not provide explicit packaging information. Both modules utilize identical 64-DIP Module form factors with 45 leads. Packaging differences relate to shipping and storage containers rather than component form factor or electrical characteristics.