AMMP-6232-BLKG Equivalent & Substitute Parts

Part Overview

The AMMP-6232-BLKG is an RF Amplifier IC designed for WiMax applications operating across the 18GHz to 32GHz frequency band. Manufactured by Broadcom Limited, this component is packaged in an 8-SMD (5x5) configuration and delivers 23dB gain with 18dBm P1dB output power. The product is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support, design updates, and procurement continuity.

Substiute Parts

AMMP-6232-BLKG

Broadcom LimitedIn Stock: 1256AMMP-6232-BLKG 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-BLKG is determined by 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 full coverage of the original frequency range with extended upper bandwidth capability.

Output Power (P1dB): Both parts deliver 18dBm P1dB, ensuring equivalent output power performance in amplification circuits.

Gain: The original part specifies 23dB gain. The substitute provides 21dB gain, representing a 2dB reduction. This variance remains within acceptable tolerance for general-purpose RF amplification applications where the substitute's broader frequency range and active product status offset the minor gain differential.

Supply Voltage Compatibility: Both components operate within the 3V to 5V supply range, ensuring direct compatibility with existing power distribution architectures.

Surface Mount Configuration: Both parts utilize surface mount technology, maintaining PCB assembly compatibility.

Active Product Status: The MMA-174321-R4 is classified as active, providing long-term availability and supply chain continuity compared to the obsolete AMMP-6232-BLKG.

Parameter Comparison

Engineering Selection Recommendations

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

Frequency Compatibility: The substitute's 17GHz to 43GHz operating range fully encompasses the original 18GHz to 32GHz specification, ensuring signal path continuity across all required frequencies.

Power Performance: Identical P1dB ratings (18dBm) maintain output power specifications in existing circuit designs.

Supply Voltage Alignment: Both components operate within the 3V to 5V range, eliminating power supply redesign requirements.

Product Status and Compliance: The MMA-174321-R4 is actively manufactured and RoHS compliant, providing regulatory alignment and supply chain assurance compared to the obsolete original part.

Design Considerations: The substitute operates as a general-purpose RF amplifier rather than WiMax-specific, with a 2dB gain reduction (23dB to 21dB) and increased supply current (135mA to 250mA). PCB layout modifications are required due to package differences (8-QFN to 20-TQFN). Circuit validation is necessary to confirm performance within system specifications.

Frequently Asked Questions (FAQ)

Q: Can the MMA-174321-R4 directly replace the AMMP-6232-BLKG without PCB modifications?

A: No. The original part uses an 8-QFN package while the substitute uses a 20-TQFN Exposed Pad package. PCB footprint redesign and layout modifications are required. Pin configuration and signal routing must be verified against manufacturer datasheets.

Q: What is the significance of the 2dB gain difference between the original and substitute?

A: The original part specifies 23dB gain while the substitute provides 21dB. This 2dB reduction may impact system noise figure and overall amplification performance. Circuit simulation and bench testing are necessary to confirm acceptability within your application's gain budget.

Q: Why does the substitute have higher supply current (250mA vs. 135mA)?

A: The MMA-174321-R4 draws 250mA compared to the original 135mA. Power supply capacity and thermal management must be re-evaluated to accommodate the increased current draw and associated heat dissipation.

Q: Is the MMA-174321-R4 suitable for WiMax applications?

A: The substitute is classified as a general-purpose RF amplifier rather than WiMax-specific. While it operates across the required frequency band, application-specific performance validation is required to confirm suitability for WiMax signal processing.

Q: What are the moisture sensitivity implications of the different MSL ratings?

A: The original part carries MSL 2A (4 Weeks) while the substitute is MSL 3 (168 Hours). The substitute allows longer shelf life before reflow processing. Storage and handling procedures must align with the substitute's MSL specification.

Q: Are there any regulatory compliance differences?

A: The MMA-174321-R4 is RoHS compliant, whereas RoHS status for the original part is not specified. This compliance alignment may be advantageous for systems subject to RoHS requirements.