The CS53L21 is a highly integrated, 24-bit, 96 kHz, low power stereo A/D. Based on multi-bit, delta-sigma modulation, it allows infinite sample rate adjustment between 4 kHz and 96 kHz. The ADC offers many features suitable for low power, portable system applications.( 點擊即可咨詢芯片詳細信息)
CS53L21’s Features
1.98 dB Dynamic Range (A-wtd)
2.-88 dB THD+N
3.Analog Gain Controls
– +32 dB or +16 dB MIC Pre-Amplifiers
– Analog Programmable Gain Amplifier(PGA)
4.+20 dB Digital Boost
5.Programmable Automatic Level Control (ALC)
– Noise Gate for Noise Suppression
– Programmable Threshold and
Attack/Release Rates
6.Independent Left/Right Channel Control
7.Digital Volume Control
8.High-Pass Filter Disable for DC Measurements
9.Stereo 3:1 Analog Input MUX
10.Dual MIC Inputs
– Programmable, Low Noise MIC Bias Levels
– Differential MIC Mix for Common Mode
Noise Rejection
11.Very Low 64 Fs Oversampling Clock Reduces Power Consumption
CS53L21’s Block Diagram
CS53L21’s Appliacation
1.Portable Audio Players
2.Digital Microphones
3.Digital Voice Recorders
4.Voice Recognition Systems
5.Audio/Video Capture Cards
CS53L21’s Typical Application Circuit
CS53L21’s Package
CS53L21’s Ordering Information
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