NAU88L21YG - Nuvoton Technology Corporation

Manufacturer Part Number

NAU88L21YG

Manufacturer

Nuvoton Technology Corporation America

Introduction

The NAU88L21YG is an audio codec with an Integrated Interchip Sound (I2S) interface and a Serial Peripheral Interface (SPI).

Product Features and Performance

24-bit Resolution

Two ADCs and Two DACs

Sigma-Delta Modulator

Supports I2C, I2S, PCM, Serial Data Interfaces

Signal-to-Noise Ratio (SNR) for ADCs is typically 105 dB

Signal-to-Noise Ratio (SNR) for DACs is typically 103 dB

Product Advantages

Low Power Consumption

High SNR leading to Clear Audio Reproduction

Compact 32-QFN (5x5) Package for Space-Sensitive Applications

Key Technical Parameters

Resolution (Bits): 24 b

Number of ADCs/DACs: 2/2

Voltage - Supply, Analog: 1.62V ~ 1.98V

Voltage - Supply, Digital: 1.62V ~ 3.6V

Operating Temperature Range: -40°C ~ 85°C

Quality and Safety Features

Robust Operating Temperature Range

Built to Nuvoton's Quality Standards

Compatibility

Compatible with various microcontrollers and processors with I2C, I2S, PCM, or Serial Interfaces

Application Areas

Consumer Electronics

Audio Equipment

Voice-Controlled Devices

Portable Audio Devices

Product Lifecycle

Status: Active

Not indicated as nearing discontinuation

Replacements or upgrades may be available

Several Key Reasons to Choose This Product

High-Fidelity Audio with outstanding SNR

Flexible Interface Options (I2C, I2S, PCM, Serial)

Low Power Requirements suitable for battery-powered devices

Broad Temperature Range catering for challenging environmental conditions

Surface Mount Technology for streamlined PCB assembly