92HD99B3X5NDGXWCX

Description：4 CHANNEL HDA CODEC, CLASS D
Series：-

SKU:17392f74583e Category: CODECS Brand: Tempo Semiconductor, Inc.

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Product introduction

Product Detailed Parameters

Description：4 CHANNEL HDA CODEC, CLASS D
Series：-
Mfr：Tempo Semiconductor, Inc.
Package：Tray
Type：Audio, HD
Data Interface：I2S, HDA, S/PDIF
Resolution (Bits)：24 b
Sigma Delta：No
S/N Ratio, ADCs / DACs (db) Typ：-
Dynamic Range, ADCs / DACs (db) Typ：94 / 98
Voltage - Supply, Analog：4.75V ~ 5.25V
Voltage - Supply, Digital：3.135V ~ 3.465V
Operating Temperature：0°C ~ 70°C
Mounting Type：Surface Mount
Package / Case：40-VFQFN Exposed Pad
Supplier Device Package：40-VFQFPN (5x5)
Grade：-
Qualification：-

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92HD99B3X5NDGXWCX

Overview

The Tempo Semiconductor 92HD99B3X5NDGXWCX is a single-chip PC audio system codec featuring four channels with two stereo DACs and two stereo ADCs, all operating at 24-bit resolution. It integrates a 2W Class-D stereo BTL speaker amplifier, a capless headphone amplifier with charge pump/LDO, and an internal digital core LDO voltage regulator. The device supports full-duplex stereo audio, simultaneous VoIP, and HDA015-B low power modes. It operates within a commercial temperature range of 0°C to +70°C in a 40-pad QFN package.

Feature Summary

Integrated 2W Class-D stereo BTL speaker amplifier for direct speaker driving
Capless headphone amplifier utilizing charge pump and LDO technology
Hardware parametric equalizer and compressor limiter for signal processing
Full support for Intel HD Audio interface with low power D3 transitions

Applications

Notebook computer audio systems
Business desktop PC audio platforms
VoIP communication hardware

Procurement Notes

Verify component authenticity through authorized distributors or the manufacturer directly. Confirm RoHS compliance status and moisture sensitivity levels prior to PCB assembly. Review the specific datasheet revision to ensure compatibility with existing firmware drivers and software configurations.

Selection Notes

Select this component for designs requiring high integration to minimize PCB footprint and BOM count. Ensure the application utilizes 1.5V or 3.3V HDA signaling. Verify that the target platform supports the required analog port presence detection and combo jack functionality for headset integration.

Part Context

This part belongs to the 92HD99 series of single-chip audio codecs from Tempo Semiconductor. It is designed as a comprehensive solution for PC audio, combining conversion, amplification, and regulation on one die. The series targets OEMs seeking cost-effective, space-saving audio subsystems for consumer electronics.