BM20SPKS1NBC-0001AA Microchip Integrated Circuit (Other) In Stock
The BM20SPKS1NBC-0001AA is a Bluetooth 4.1 stereo audio module from Microchip with an integrated shield and onboard antenna operating from a 4.2 V maximum supply. It provides a complete 40-pin wireless audio solution supporting A2DP and AVRCP profiles for cable-free speaker and headset applications. The fully certified module reduces development time and eliminates the need for external RF design work.
- Manufacturer
- Microchip
- Package
- Other
- Pin Count
- 40
- Lifecycle
- ACTIVE
- Datasheet
- BM20SPKS1NBC-0001AA Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $10.2300(MOQ 1)
- Temp Range
- -20.0°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Bluetooth 4.1 stereo audio module with integrated shielding and onboard antenna, eliminating external RF component design and regulatory certification effort
- Supports A2DP and AVRCP profiles enabling full stereo audio streaming and remote playback control from smartphones, tablets, and computers at up to 4.2 V supply
- 40-pin module form factor with pre-certified RF stack accelerating time-to-market for wireless speaker, headset, and portable audio product designs
Applications
The BM20SPKS1NBC-0001AA is designed for wireless speaker docks, Bluetooth headsets, and portable audio accessories that require high-quality stereo audio streaming over Bluetooth 4.1 without a dedicated RF engineering team. Its integrated antenna and shield allow direct mounting on a host PCB with minimal keep-out area, making it practical for compact consumer audio enclosures. The module also finds use in automotive audio adaptors and conference room speakerphones where plug-and-play Bluetooth connectivity to mobile devices is required.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | MODULE-40 |
| Factory Lead Time | 17Weeks |
| YTEOL | 15 |
| JESD-30 Code | R-XXMA-N40 |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | MODULE,40LEAD(UNSPEC) |
| Package Shape | RECTANGULAR |
| Package Style | MICROELECTRONIC ASSEMBLY |
| Supply Voltage-Max | 4.2V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.7V |
| Surface Mount | YES |
| Technology | HYBRID |
| Terminal Form | NO LEAD |
| Terminal Pitch | 1.2mm |
| Terminal Position | UNSPECIFIED |
| uPs/uCs/Peripheral ICs Type | RFSoC |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 5A992.C |
| HTS Code | 8529.90.22.00 |
| Country of Origin | Taiwan, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which Bluetooth audio profiles does the BM20SPKS1NBC-0001AA support, and how do they enable stereo speaker functionality?
The BM20SPKS1NBC-0001AA supports the A2DP (Advanced Audio Distribution Profile) for streaming stereo audio at up to 328 kbps and AVRCP (Audio/Video Remote Control Profile) for play, pause, and track navigation commands from a connected phone or tablet. Together these 2 profiles provide the complete wireless audio experience needed in a Bluetooth speaker or headset without additional protocol licensing.
What is the maximum supply voltage for the BM20SPKS1NBC-0001AA, and what does that imply for LiPo battery-powered designs?
The BM20SPKS1NBC-0001AA operates from a maximum supply of 4.2 V, which matches the fully charged terminal voltage of a single-cell lithium polymer battery directly. A single-cell LiPo can therefore power the module without a buck converter, reducing the power stage to just a charging IC and a protection circuit, which simplifies the BOM in portable Bluetooth speaker products that target minimum component count.
How does the onboard shield and antenna in the BM20SPKS1NBC-0001AA reduce RF design complexity compared to a chipset-only solution?
The integrated metallic shield suppresses EMI from adjacent digital circuitry and reduces coupling to the 2.4 GHz antenna, while the onboard ceramic or chip antenna eliminates the need to design, tune, and test a custom RF trace antenna. This means designers avoid the 4-week to 8-week antenna characterization cycle typical of chipset-level Bluetooth designs and can pass regulatory FCC and CE certifications using the module's existing approvals rather than retesting the full radio subsystem.
For a compact Bluetooth speaker PCB, what footprint does the BM20SPKS1NBC-0001AA occupy and how should designers handle the RF keep-out zone?
The BM20SPKS1NBC-0001AA uses a 40-lead rectangular microelectronic assembly package. Designers should follow the Microchip reference layout which specifies a keep-out zone free of copper planes and high-current traces on the top layer around the onboard antenna section; typically 3 mm to 5 mm clearance is recommended to avoid antenna detuning. Keeping the module at a PCB edge with the antenna pointing away from metal enclosure walls maximizes RF range in the final product.
Related Guides
How to Choose a USB Controller: Certification, Integration, and SDK Quality Compared Across Microchip, STMicroelectronics, NXP, TI, and Renesas
Compare USB controllers from Microchip, STM, NXP, TI, and Renesas across certification difficulty, integration ease, and documentation/SDK quality to choose the right IC for your design.
May 28, 2026
ADAU1361BCPZ Application Note: Audio Codec Design Guide for Embedded Systems
Complete design guide for the ADAU1361BCPZ stereo 96kHz/24-bit audio codec: power supply filtering, PLL startup sequence, PCB layout, SigmaDSP integration, and troubleshooting.
May 28, 2026
LM66100QDCKRQ1 Design Guide: Ideal Diode and Reverse Polarity Protection for Automotive Power Rails
Complete application note for the LM66100QDCKRQ1 AEC-Q100 ideal diode controller: PMOS selection, threshold tuning, RPP integration, layout, and automotive design pitfalls.
May 28, 2026
LM2904BQDGKRQ1 Selection Guide: Automotive Dual Op-Amp Variants, Packages, and Alternatives
How to choose the right LM2904BQ automotive dual op-amp variant: AEC-Q100 grade, offset voltage, package, and non-automotive alternatives explained.
May 27, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $11.8900 | $11.89 |
| 25+ | $10.7800 | $269.50 |
| 100+ | $10.2300 | $1023.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”