CS4265(2004) 数据手册 ( 数据表 ) - Cirrus Logic

General Description
   The CS4265 is a highly integrated stereo audio CODEC. The CS4265 performs stereo analog-to-digital (A/D) and digital-to-analog (D/A) conversion of up to 24-bit serial values at sample rates up to 192 kHz.

D/A Features
● Multi-bit Delta Sigma modulator
● 105 dB Dynamic Range
● -95 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
● PopguardTM 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

A/D Features
● Multi-bit Delta Sigma Modulator
● 105 dB Dynamic Range
● -95 dB THD+N
● Stereo 2:1 Input Multiplexer
● Programmable Gain Amplifier (PGA)
   – +/- 12 dB gain, 0.5 dB Step Size
   – Zero Crossing, Click-free Transitions
● Pseudo-differential Stereo Line Inputs
● 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
● Synchronous IEC60958-3 Transmitter
   – Up to 192 kHz Sampling Rates
   – 75 Ω Drive Capability
● Serial Audio Data Input Multiplexer
● Internal Digital Loopback
● Supports Master or Slave Operation
● Mute Output Control
● 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
● Direct Interface with 1.8 V to 5 V Logic
   Levels
● Supports I²C Control Port Interface