PCM2704CDBR - Texas Instruments

Manufacturer Part Number

PCM2704CDBR

Manufacturer

Texas Instruments

Introduction

USB stereo DAC with SPI interface for audio applications

Product Features and Performance

16-bit resolution for high-quality audio

Supports 48 kHz sampling rate for standard audio playback

Integrated USB controller for direct connection to USB hosts

Operates on both 3V and 5V supply voltages

Surface Mount 28-SSOP package for compact design

SPI and USB dual data interface for flexibility in connectivity

On-chip voltage regulator and oscillator to minimize external components

Product Advantages

High-quality audio performance with 16-bit DAC

Supports full-speed USB for easy computer interface

On-chip clock generation—no need for an external crystal

Low power consumption suitable for USB-powered devices

Simple hardware layout for easy PCB design

Key Technical Parameters

2 audio output channels

16 bits resolution

48k sampling rate per second

SPI and USB data interfaces

3V ~ 3.6V and 5V voltage supplies

-25°C ~ 85°C operating temperature range

Quality and Safety Features

Built to Texas Instruments' strict quality standards

Thermal overload protection

Compatibility

USB 2.0 full-speed compatible

General intercompatibility with SPI-equipped microcontrollers

Application Areas

USB headphones and audio systems

Computer audio output interfaces

Portable audio DACs

Gaming device sound outputs

Product Lifecycle

Product status: Active

Not nearing discontinuation

Replacements or upgrades may be available based on newer models

Several Key Reasons to Choose This Product

High integration reduces external component count

Versatile with both USB and SPI interfaces

From a reputable manufacturer with a track record for quality

Active product line ensures long-term availability

Well-suited for both consumer and industrial audio applications

Balanced performance and power consumption for portable usage

Ease of mounting with a surface mount package design