NL-S-2GT RF Transceiver Equivalent & Substitute Parts

Part Overview

The NL-S-2GT is an RF Transceiver manufactured by Airgain, designed for 2G cellular connectivity across 700MHz, 850MHz, 1.7GHz, and 1.9GHz frequency bands with EDGE modulation support. The device interfaces via USB and operates across a 5V to 32V supply range. This part is classified as Obsolete, necessitating identification of functionally equivalent alternatives for ongoing system support and new design considerations.

Substiute Parts

NL-S-2GT

AirgainIn Stock: 1137NL-S-2GT Datasheet

Current PartRFQ

NL-SW-GPRS

NimbeLink, LLCIn Stock: 834NL-SW-GPRS Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the NL-S-2GT is determined by the following critical parameters:

Primary Substitution Criteria:

• Transceiver function (transmit and receive capability)
• 2G cellular protocol support (EDGE or GPRS/GSM)
• Overlapping frequency band coverage (850MHz, 900MHz, 1.8GHz, 1.9GHz)
• Supply voltage compatibility or tolerance
• Moisture sensitivity rating (MSL 1 or equivalent)

The identified substitute, NL-SW-GPRS, meets these criteria as a 2G/3G GPRS/GSM cellular transceiver module operating across 850MHz, 900MHz, 1.8GHz, and 1.9GHz bands. However, interface differences (UART vs. USB) and voltage supply ranges differ and must be evaluated for system integration feasibility.

Parameter Comparison

Engineering Selection Recommendations

For NL-S-2GT Replacement:

The NL-SW-GPRS serves as a functional substitute for 2G cellular transceiver applications. Both parts are classified as obsolete or not recommended for new designs, indicating end-of-life status across the product category.

Critical Considerations:

• Interface Conversion: The shift from USB to UART requires hardware interface adaptation and firmware modification.
• Voltage Supply: The NL-SW-GPRS operates at 4.6V to 4.3V, significantly lower than the NL-S-2GT's 5V to 32V range. Power supply redesign is necessary.
• Frequency Coverage: The NL-SW-GPRS covers 850MHz, 900MHz, 1.8GHz, and 1.9GHz. The NL-S-2GT's 700MHz band is not supported; verify if this band is required for your application.
• Compliance: The NL-SW-GPRS is RoHS Compliant; RoHS status for the NL-S-2GT is not specified.

Recommendation: Evaluate both parts only for legacy system maintenance. For new designs, consider current-generation 4G/LTE or 5G cellular modules from active manufacturers.

Frequently Asked Questions (FAQ)

Q: Can the NL-SW-GPRS directly replace the NL-S-2GT without modifications?

A: No. The parts differ in interface type (UART vs. USB), voltage supply range (4.6V–4.3V vs. 5V–32V), and frequency band coverage. System-level integration changes are required.

Q: What frequency bands are supported by each part?

A: The NL-S-2GT supports 700MHz, 850MHz, 1.7GHz, and 1.9GHz. The NL-SW-GPRS supports 850MHz, 900MHz, 1.8GHz, and 1.9GHz. The 700MHz band is unique to the NL-S-2GT; the 900MHz band is unique to the NL-SW-GPRS.

Q: Are both parts suitable for new product designs?

A: No. The NL-S-2GT is Obsolete, and the NL-SW-GPRS is marked Not For New Designs. Both are end-of-life products. New designs should specify current-generation cellular transceiver modules.

Q: What is the voltage supply difference, and why does it matter?

A: The NL-S-2GT operates at 5V to 32V, while the NL-SW-GPRS operates at 4.6V to 4.3V. This difference requires separate power supply circuits and voltage regulation, affecting PCB design and system architecture.

Q: What interface changes are needed to use the NL-SW-GPRS instead of the NL-S-2GT?

A: The NL-S-2GT uses USB; the NL-SW-GPRS uses UART. A USB-to-UART bridge or host controller modification is necessary. Firmware must be updated to support UART communication protocols.

Q: Do both parts have the same moisture sensitivity rating?

A: Yes. Both parts have Moisture Sensitivity Level (MSL) 1, indicating unlimited shelf life and no special moisture control requirements during storage or handling.