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LIMCHIP CO., LIMITED
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RFQ ListingAnalog ICs & Data Converters
FDA801-VYT is an STMicroelectronics automotive quad-channel Class-D amplifier on BCD technology, integrating a 110 dB SNR 24-bit DAC with powerful MOSFET output stages to deliver 4 x 50 W into 4 Ohm at up to 93% efficiency. I2S/TDM/PDM digital input, I2C diagnostics and start-stop operation to 6 V suit modern head units.
ManufacturerSTMicroelectronics
PackageLQFP-64 EP, 10 × 10 × 1.4 mm
SeriesFDA801
Analog / Signal Chain Specifications
| Parameter | Value / Specification |
|---|---|
| Channels / Configuration | Four channels (quad) Class-D bridged amplifier, 50 W × 4 @ 4 Ohm |
| Supply Voltage | Single supply 6 V to 25 V (operates down to 6 V for start-stop); 1.8 V and 3.3 V digital supplies |
| Gain / Noise Performance | Integrated 24-bit DAC with 110 dB SNR and 108 dB dynamic range; Class-D efficiency up to 93% |
| Key Performance | Closed-loop feedback including the output LC filter for low distortion independent of filter component tolerances |
| Interface | Digital I2S/TDM/PDM audio inputs, I2C control and diagnostics, internal PLL clock generation |
| Sample / Update Rate | 44.1 kHz to 192 kHz input sampling rates |
| Diagnostics | Full automotive diagnostics: load connection detection, DC/AC load sensing, clipping detection |
| Temperature Grade | -40 °C to +105 °C, AEC-Q100 qualified |
| Package / Case | LQFP-64 EP, 10 × 10 × 1.4 mm |
Analog Features & Applications
- Four Class-D channels delivering 50 W × 4 into 4 Ohm loads
- Integrated 24-bit DAC with 110 dB SNR and 108 dB dynamic range
- Up to 93% efficiency reduces heat sinking requirements
- Fully digital I2S/TDM/PDM input pipeline with on-chip processing
- Comprehensive automotive diagnostics over I2C
- EMI containment and GSM robustness for single-DIN radio boxes
Need Price & Availability for FDA801-VYT?
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Frequently Asked Questions
Is FDA801-VYT available from LimChip?
LimChip can confirm current availability, price, quantity, date code and lead time for FDA801-VYT by RFQ.
What should buyers check before ordering FDA801-VYT?
Buyers should check package, grade, precision parameters, supply range and approved source for FDA801-VYT, together with live stock and traceable supply.
How do I request a quote for FDA801-VYT?
Use the RFQ button and include required quantity, target date code, package/case requirement, delivery country, company name and contact details.