DIR9001PW.pdf
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The DIR9001PW is a dedicated digital audio receiver (DIR) that accepts biphase-encoded consumer and professional digital audio streams, then outputs recovered audio and clocks for downstream processing. It is commonly used as the front-end receiver for coax/optical digital inputs in audio equipment where stable clock recovery and consistent interface behavior are essential.
In typical designs, DIR9001PW sits between the input connector (optical/coax) and the audio processing chain, providing recovered audio output and clocks for DACs or DSPs. This makes it suitable for consumer audio, car audio modules, USB DAC projects, and embedded audio systems requiring dependable digital input reception.
The PW ordering code indicates a 28TSSOP package option (board-friendly pitch and low profile), helpful for compact audio mainboards where routing and grounding are critical.
Designed specifically for biphase-mark coded digital audio, helping reduce integration risk and simplifying coax/optical input sections for consumer and professional audio products.
Recovers timing from the incoming stream, enabling stable downstream conversion and processing when combined with good PCB clock and power practices.
A dedicated receiver IC helps isolate the digital input path and manage grounding/shielding strategy more cleanly than discrete approaches.
The TSSOP footprint is widely used in audio designs and is friendly for production and rework.
Designed for common digital audio input standards used in consumer and professional audio equipment.
Provides recovered audio and clock signals to feed DACs, DSPs, and other digital audio processing blocks.
Fits into typical optical/coax receiver chains to simplify system partitioning and troubleshooting.
| Parameter | Value / Condition |
|---|---|
| Function | Digital audio interface receiver (S/PDIF / AES3 class) |
| Use Case | Coax/optical digital input reception with clock recovery |
| Package | PW (TSSOP family) |
Alternatives and cross-references commonly considered for DIR9001PW include:
Important: these parts may differ by function class (receiver vs audio processor), interface format, and pinout. Always compare the digital output format, clocking scheme and system role before substitution.
Texas Instruments is a major analog and embedded semiconductor supplier with extensive audio interface and signal chain solutions used in consumer, industrial and automotive designs.
Optical/coax inputs feeding DAC chains for multi-source digital audio reception.
Digital audio input modules with stable clock recovery and predictable system timing.
Robust digital input reception within EMI-sensitive automotive environments.
Receiver front-end for external digital sources and long cable installations.
We currently provide peer-to-peer order processing. Submit an RFQ for DIR9001PW, and our professional agent will contact you with competitive global pricing and guide you to complete the order once you accept the offer.
Our experienced QC team strictly verifies and tests DIR9001PW. Only qualified suppliers who pass our audit can list DIR9001PW on OEM STOCK GLOBAL LIMITED. We pay close attention to sourcing channels and product quality so you can purchase with confidence.
Pricing and inventory for DIR9001PW fluctuate and are updated periodically (typically within 24 hours). Quotations generally remain valid for 5 days unless otherwise stated.
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We perform Pre-Shipment Inspection (PSI) on randomly selected units before shipping. If there is an issue with DIR9001PW, returns/replacements are accepted when:
Steps: (1) Inform us within 90 days; (2) Obtain Return Authorization (RMA) before sending items back.
Please contact us for technical documents and support related to Texas Instruments DIR9001PW, including pin diagrams and datasheets. Our team will respond promptly.
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