CS5345集成电路（IC）的ADC/DAC-特殊用途规格书PDF中文资料

CS5345属于集成电路（IC）的ADC/DAC-特殊用途。由凌云逻辑制造生产的CS5345ADC/DAC - 特殊用途该产品族中的产品可用于模拟和数字表示的信息转换，适用于特定用例，或集成了通用数据转换器中不常见的其他功能。例如针对超声或汽车雷达应用集成了低噪声放大器和可变增益级的器件、注重音频和视频的产品、在段码式显示器上集成显示测量值功能的器件、集成输入输出电气隔离的器件等。

General Description

The CS5345 integrates an analog multiplexer, programmable gain amplifier, and stereo audio analog-to-digital converter. The CS5345 performs stereo analog-to-digital (A/D) conversion of up to 24-bit serial values at sample rates up to 192 kHz.

A/D Features

♦ Multi-Bit Delta Sigma Modulator

♦ 104 dB Dynamic Range

♦ -95 dB THD+N

♦ Stereo 6:1 Input Multiplexer

♦ Programmable Gain Amplifier (PGA)

– ± 12 dB Gain, 0.5 dB Step Size

– Zero Crossing, Click-Free Transitions

♦ Stereo Microphone Inputs

– +32 dB Gain Stage

– Low-Noise Bias Supply

♦ Up to 192 kHz Sampling Rates

♦ Selectable Serial Audio Interface Formats

– Left-Justified up to 24-bit

– I²S up to 24-bit

♦ High-Pass Filter or DC Offset Calibration

System Features

♦ Power-Down Mode

♦ +3.3 V to +5 V Analog Power Supply, Nominal

♦ +3.3 V to +5 V Digital Power Supply, Nominal

♦ Direct Interface with 1.8 V to 5 V Logic Levels

♦ Pin-Compatible with CS4245