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CDB42L51 Arkusz danych(PDF) 1 Page - Cirrus Logic |
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CDB42L51 Arkusz danych(HTML) 1 Page - Cirrus Logic |
1 / 83 page Copyright © Cirrus Logic, Inc. 2005 (All Rights Reserved) http://www.cirrus.com Advance Product Information This document contains information for a new product. Cirrus Logic reserves the right to modify this product without notice. SEPTEMBER '05 DS679A2 Low Power, Stereo CODEC with Headphone Amp DIGITAL to ANALOG FEATURES ! 98 dB Dynamic Range (A-wtd) ! -86 dB THD+N ! Headphone Amplifier - GND Centered – On-Chip Charge Pump Provides -VA_HP – No DC-Blocking Capacitor Required – 46 mW Power Into Stereo 16 Ω @ 1.8 V – 88 mW Power Into Stereo 16 Ω @ 2.5 V – -75 dB THD+N ! Digital Signal Processing Engine – Bass & Treble Tone Control, De-Emphasis – PCM + ADC Mix w/Independent Vol Control – Master Digital Volume Control – Soft Ramp & Zero Cross Transitions ! Beep Generator – Tone Selections Across Two Octaves – Separate Volume Control – Programmable On & Off Time Intervals – Continuous, Periodic or One-Shot Beep Selections ! Programmable Peak-Detect and Limiter ! Pop and Click Suppression ANALOG to DIGITAL FEATURES ! 98 dB Dynamic Range (A-wtd) ! -88 dB THD+N ! Analog Gain Controls – +32 dB or +16 dB MIC Pre-Amplifiers – Analog Programmable Gain Amplifier (PGA) ! +20 dB Digital Boost ! Programmable Automatic Level Control (ALC) – Noise Gate for Noise Suppression – Programmable Threshold and Attack/Release Rates ! Independent Channel Control ! Digital Volume Control ! High-Pass Filter Disable for DC Measurements ! Stereo 3:1 Analog Input MUX ! Dual MIC Inputs – Programmable, Low Noise MIC Bias Levels – Differential MIC Mix for Common Mode Noise Rejection ! Very Low 64 Fs Oversampling Clock Reduces Power Consumption 1.8 V to 3.3 V Multibit ∆Σ Modulator Charge Pump Left HP Out Right HP Out Multibit Oversampling ADC Multibit Oversampling ADC Serial Audio Input Serial Audio Output 1.8 V to 2.5 V 1.8 V to 2.5 V MUX PGA Register Configuration Reset Hardware Mode or I 2C & SPI Software Mode Control Data Stereo Input 1 Stereo Input 2 Stereo Input 3 / Mic Input 1 & 2 PGA +32 dB +32 dB Volume Controls Beep Generator MUX MUX Headphone Amp - GND Centered Headphone Amp - GND Centered ALC MIC Bias 1.8 V to 2.5 V MUX MUX Switched Capacitor DAC and Filter Switched Capacitor DAC and Filter High Pass Filters ALC Digital Signal Processing Engine CS42L51 |
Podobny numer części - CDB42L51 |
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Podobny opis - CDB42L51 |
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