Features

• ♦ Multi-bit Delta Sigma Modulator
• ♦ 104 dB Dynamic Range
• ♦ -90 dB THD+N
• ♦ Up to 192 kHz Sampling Rates
• ♦ Single-Ended Analog Architecture
• ♦ Volume Control with Soft Ramp
• – 0.5 dB Step Size
• – Zero Crossing, Click-Free Transitions
• ♦ Popguard® Technology
• – Minimizes the Effects of Output Transients
• ♦ Filtered Line-Level Outputs
• ♦ Selectable Serial Audio Interface Formats
• – Left-Justified up to 24-bit
• – I²S up to 24-bit
• – Right-Justified 16-, 18-, 20-, and 24-bit
• ♦ Selectable 50/15 µs De-Emphasis
• ♦ Control Output for External Muting
• 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
• ♦ Direct Interface with 1.8 V to 5 V Logic Levels
• ♦ Optional Asynchronous Serial Port Operation
• – Each Serial Port Supports Master or Slave Operation
• ♦ Selectable Auxiliary Analog Output
• – Allows Analog Monitoring of Either the ADC Input Signal after PGA or DAC Output Signal
• ♦ Internal Digital Loopback
• ♦ Power-Down Mode
• – Available for A/D, D/A, CODEC, Mic Preamplifier
• ♦ +3.3 V to +5 V Analog Power Supply
• ♦ +3.3 V to +5 V Digital Power Supply
• ♦ Supports I²C® and SPITM Control Port Interfaces
• ♦ Pin-Compatible with CS5345