CDB43L22 Просмотр технического описания (PDF) - Cirrus Logic

Номер в каталоге

Компоненты Описание

производитель

CDB43L22

Low Power, Stereo DAC w/Headphone & Speaker Amps

Cirrus Logic 

Confidential Draft

3/4/10

CS43L22

7.2.1 Power Down .......................................................................................................................... 37

7.3 Power Control 2 (Address 04h) ...................................................................................................... 38

7.3.1 Headphone Power Control .................................................................................................... 38

7.3.2 Speaker Power Control ......................................................................................................... 38

7.4 Clocking Control (Address 05h) ..................................................................................................... 38

7.4.1 Auto-Detect ........................................................................................................................... 38

7.4.2 Speed Mode .......................................................................................................................... 39

7.4.3 32kHz Sample Rate Group ................................................................................................... 39

7.4.4 27 MHz Video Clock .............................................................................................................. 39

7.4.5 Internal MCLK/LRCK Ratio ................................................................................................... 39

7.4.6 MCLK Divide By 2 ................................................................................................................. 40

7.5 Interface Control 1 (Address 06h) .................................................................................................. 40

7.5.1 Master/Slave Mode ............................................................................................................... 40

7.5.2 SCLK Polarity ........................................................................................................................ 40

7.5.3 DSP Mode ............................................................................................................................. 40

7.5.4 DAC Interface Format ........................................................................................................... 40

7.5.5 Audio Word Length ................................................................................................................ 41

7.6 Interface Control 2 (Address 07h) .................................................................................................. 41

7.6.1 SCLK equals MCLK .............................................................................................................. 41

7.6.2 Speaker/Headphone Switch Invert ........................................................................................ 41

7.7 Passthrough x Select: PassA (Address 08h), PassB (Address 09h) ............................................. 42

7.7.1 Passthrough Input Channel Mapping .................................................................................... 42

7.8 Analog ZC and SR Settings (Address 0Ah) ................................................................................... 42

7.8.1 Ch. x Analog Soft Ramp ........................................................................................................ 42

7.8.2 Ch. x Analog Zero Cross ....................................................................................................... 42

7.9 Passthrough Gang Control (Address 0Ch) .................................................................................... 42

7.9.1 Passthrough Channel B=A gang Control .............................................................................. 42

7.10 Playback Control 1 (Address 0Dh) ............................................................................................... 43

7.10.1 Headphone Analog Gain ..................................................................................................... 43

7.10.2 Playback Volume Setting B=A ............................................................................................ 43

7.10.3 Invert PCM Signal Polarity .................................................................................................. 43

7.10.4 Master Playback Mute ......................................................................................................... 43

7.11 Miscellaneous Controls (Address 0Eh) ........................................................................................ 44

7.11.1 Passthrough Analog ............................................................................................................ 44

7.11.2 Passthrough Mute ............................................................................................................... 44

7.11.3 Freeze Registers ................................................................................................................. 44

7.11.4 HP/Speaker De-Emphasis .................................................................................................. 44

7.11.5 Digital Soft Ramp ................................................................................................................ 44

7.11.6 Digital Zero Cross ................................................................................................................ 45

7.12 Playback Control 2 (Address 0Fh) ............................................................................................... 45

7.12.1 Headphone Mute ................................................................................................................. 45

7.12.2 Speaker Mute ...................................................................................................................... 45

7.12.3 Speaker Volume Setting B=A .............................................................................................. 45

7.12.4 Speaker Channel Swap ....................................................................................................... 45

7.12.5 Speaker MONO Control ...................................................................................................... 46

7.12.6 Speaker Mute 50/50 Control ............................................................................................... 46

7.13 Passthrough x Volume: PASSAVOL (Address 14h) & PASSBVOL (Address 15h) .................... 46

7.13.1 Passthrough x Volume ........................................................................................................ 46

7.14 PCMx Volume: PCMA (Address 1Ah) & PCMB (Address 1Bh) ................................................... 47

7.14.1 PCM Channel x Mute .......................................................................................................... 47

7.14.2 PCM Channel x Volume ...................................................................................................... 47

7.15 Beep Frequency & On Time (Address 1Ch) ................................................................................ 47

7.15.1 Beep Frequency .................................................................................................................. 47

7.15.2 Beep On Time ..................................................................................................................... 48

4

DS792F2

Share Link: