92HD81B1X5NLGXRAX8

$2.46

Description：4 CHANNEL HDA CODEC, 5V, AUX AUD
Series：-

SKU:4735679f613e Category: CODECS Brand: Tempo Semiconductor, Inc.

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Product introduction

Product Detailed Parameters

Description：4 CHANNEL HDA CODEC, 5V, AUX AUD
Series：-
Mfr：Tempo Semiconductor, Inc.
Package：Tray
Type：Stereo Audio
Data Interface：HDA, PCM Audio Interface, S/PDIF
Resolution (Bits)：24 b
Sigma Delta：No
S/N Ratio, ADCs / DACs (db) Typ：86 / 95
Dynamic Range, ADCs / DACs (db) Typ：92 / 100
Voltage - Supply, Analog：3.8V ~ 4.2V, 4.51V ~ 4.99V, 4.75V ~ 5.25V
Voltage - Supply, Digital：3.135V ~ 3.465V
Operating Temperature：0°C ~ 70°C (TA)
Mounting Type：Surface Mount
Package / Case：48-VFQFN Exposed Pad
Supplier Device Package：48-QFN (7x7)
Grade：-
Qualification：-

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92HD81B1X5NLGXRAX8

Overview

The Tempo Semiconductor 92HD81B1X5NLGXRAX8 is a single-chip PC audio system featuring a 4-channel HD Audio codec, integrated speaker amplifier, capless headphone amplifier, and low-dropout voltage regulator. It provides 24-bit resolution with two stereo DACs and two stereo ADCs. The device supports full-duplex stereo audio and simultaneous VoIP operations. It includes a mono output and features a 2W/channel stereo speaker amplifier capable of driving 4-ohm loads at 4.75V. The component utilizes a 48-pad QFN RoHS package.

Feature Summary

Integrates a high-performance analog mixer and dedicated BTL high-pass filter for speaker protection
Supports dual SPDIF outputs for WLP compliant simultaneous HDMI and SPDIF transmission
Includes internal core voltage regulator and supports multiple digital microphone configurations
Enables rapid power state transitions from D3 to D0 with minimal pop/click artifacts

Applications

Notebook computer audio systems
Business desktop PC audio platforms
Microsoft Windows Low Power (WLP) compliant designs

Procurement Notes

Verify the specific ordering suffix against official distributor catalogs to confirm package type and moisture sensitivity level. Confirm RoHS compliance status through current manufacturer documentation before finalizing procurement orders.

Selection Notes

Select this component for designs requiring high integration to minimize PCB footprint and bill of materials. Ensure the design accommodates the required 1.5V to 1.8V or 3.3V digital supply options alongside the +5V analog supply requirement.

Part Context

This part belongs to the 92HD81 series of single-chip PC audio systems. It is designed as a low-power optimized solution that combines codec, amplifier, and regulator functions into one package to reduce system cost and complexity.

Replacement Considerations

Consult official datasheets for cross-reference data. Verify pin compatibility and electrical specifications before substituting with other models in the 92HD81 family or competing manufacturers' products.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.