TLV320AIC3111IRHBT

低功耗音频编解码器嵌入式miniDSP和立体声D类扬声器放大器 Low-Power Audio Codec With Embedded miniDSP and Stereo Class-D Speaker Amplifier

Description

The TLV320AIC3111 is a low-power, highly integrated, high-performance codec which provides a stereo audio DAC and mono audio ADC.

The TLV320AIC3111 features a high-performance audio codec with 16-bit stereo playback and monaural record functionality. The device integrates several analog features, such as a microphone interface, headphone drivers, and speaker drivers.

Features

• Stereo Audio DAC With 95-dB SNR

• Mono Audio ADC With 91-dB SNR

• Supports 8-kHz to 192-kHz Separate DAC and ADC Sample Rates

• Instruction-Programmable Embedded miniDSP

• Stereo 1.29-W Class-D BTL 8-Ω Speaker Driver With Direct Battery Connection

• One Differential and Three Single-Ended Inputs With Mixing and Level Control

• Microphone With Bias, Preamp PGA, and AGC

• Built-in Digital Audio Processing Blocks With User-Programmable Biquad and FIR Filters

• Digital Mixing Capability

• Programmable Digital Audio Processor for Bass Boost/Treble/EQ With up to Five Biquads for Record and up to Six Biquads for Playback

• Pin Control or Register Control for Digital- Playback Volume-Control Settings

• Sine-Wave Generator for Beep

• Integrated PLL Used for Programmable Digital Audio Processor

• I2S, Left-Justified, Right-Justified, DSP, and TDM Audio Interfaces

• I2C Control With Register Auto-Increment

• Full Power-Down Control

• Power Supplies:

   – Analog: 2.7 V–3.6 V

   – Digital Core: 1.65 V–1.95 V

   – Digital I/O: 1.1 V–3.6 V

   – Class-D: 2.7 V–5.5V SPLVDD and SPRVDD ≥ AVDD

• 5-mm × 5-mm 32-QFN Package

Applications

• Portable Audio Devices

• Mobile Internet Devices

• Adaptive Filtering Applications