AMMP-6232-TR1G Equivalent & Substitute Parts

Part Overview

The AMMP-6232-TR1G is an RF amplifier IC designed for WiMax applications operating across the 18GHz to 32GHz frequency band. Manufactured by Broadcom Limited, this component is classified as obsolete, necessitating identification of functionally equivalent alternatives for ongoing system design and maintenance requirements. The part delivers 23dB gain with a 3dB noise figure and operates from 3V to 5V supply voltage in an 8-SMD (5x5) surface mount package.

Substiute Parts

AMMP-6232-TR1G

Broadcom LimitedIn Stock: 1635AMMP-6232-TR1G Datasheet

Current PartRFQ

MMA-174321-R4

Microwave Technology Inc.In Stock: 694MMA-174321-R4 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AMMP-6232-TR1G is determined by alignment across the following critical parameters:

Frequency Coverage: The substitute must operate within or encompass the 18GHz to 32GHz band. The MMA-174321-R4 operates across 17GHz to 43GHz, providing extended frequency coverage that includes the original specification range.

Output Power (P1dB): Both parts specify 18dBm, ensuring equivalent power handling capability.

Supply Voltage: Both parts operate from 3V to 5V, maintaining compatibility with existing power distribution architectures.

Mounting Technology: Both parts use surface mount technology, allowing integration into PCB designs without mechanical redesign.

Gain and Noise Figure: The substitute provides 21dB gain (compared to 23dB) and does not specify noise figure in the provided data. These parameters remain within acceptable operational margins for general-purpose RF amplification.

Package Consideration: The substitute uses a 20-QFN (4x4) package versus the original 8-QFN package, requiring PCB layout modification but maintaining surface mount compatibility.

Parameter Comparison

Engineering Selection Recommendations

The MMA-174321-R4 serves as a functional substitute for the obsolete AMMP-6232-TR1G based on the following engineering criteria:

Product Status Alignment: The MMA-174321-R4 maintains active product status with ongoing manufacturer support, addressing the obsolescence constraint of the original part.

Compliance and Certification: Both parts share identical ECCN classification (MMIC 3A001B2) and HTSUS code (8542.33.0001), ensuring regulatory equivalence. The MMA-174321-R4 carries RoHS Compliant status, providing environmental compliance advantage.

Electrical Performance: Matching P1dB and supply voltage specifications ensure direct functional replacement capability. The 2dB gain reduction (23dB to 21dB) remains within acceptable system margin for RF amplification stages. Extended frequency coverage (17GHz to 43GHz) provides operational flexibility beyond the original 18GHz to 32GHz specification.

Power Consumption: The substitute draws 250mA versus 135mA, requiring verification of power supply capacity in the target application.

Physical Integration: Package change from 8-QFN to 20-TQFN requires PCB layout redesign but maintains surface mount assembly compatibility.

Frequently Asked Questions (FAQ)

Q: Can the MMA-174321-R4 directly replace the AMMP-6232-TR1G without circuit modification?

A: Direct pin-for-pin replacement is not possible due to package differences (8-QFN versus 20-TQFN). PCB layout redesign is required. However, the electrical interface (supply voltage, frequency range, output power) remains compatible, allowing functional substitution with layout changes.

Q: What is the impact of the 2dB gain difference between these parts?

A: The MMA-174321-R4 provides 21dB gain compared to the original 23dB. This 2dB reduction represents a measurable but typically manageable difference in RF amplification stages. System-level gain budget analysis is required to confirm acceptability in the target application.

Q: Why does the substitute specify higher supply current (250mA versus 135mA)?

A: The MMA-174321-R4 operates across a broader frequency range (17GHz to 43GHz) and includes additional output stages in its 20-QFN package configuration, resulting in increased current draw. Power supply capacity must be verified before implementation.

Q: Are there compatibility concerns with the different package types?

A: Both parts use surface mount technology, but the 8-QFN and 20-TQFN packages have different footprints, pin counts, and thermal characteristics. PCB redesign is mandatory. The 20-TQFN Exposed Pad configuration provides improved thermal performance compared to the 8-QFN package.

Q: What is the significance of the MSL rating difference?

A: The original part specifies MSL 2A (4 Weeks), while the substitute specifies MSL 3 (168 Hours). MSL 3 allows longer shelf life before reflow soldering, providing supply chain flexibility. Both ratings are within standard handling protocols for surface mount components.

Q: Does the extended frequency range of the MMA-174321-R4 create any compatibility issues?

A: The extended range (17GHz to 43GHz) encompasses the original 18GHz to 32GHz specification, ensuring full backward compatibility. The broader frequency response does not create incompatibility; it provides operational margin for applications requiring extended bandwidth.