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CS4244 Datasheet(PDF) 2 Page - Cirrus Logic

No. de pieza CS4244
Descripción Electrónicos  4 In/4 Out Audio CODEC with PCM and TDM Interfaces
Download  63 Pages
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Fabricante Electrónico  CIRRUS [Cirrus Logic]
Página de inicio  http://www.cirrus.com
Logo CIRRUS - Cirrus Logic

CS4244 Datasheet(HTML) 2 Page - Cirrus Logic

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CS4244
TABLE OF CONTENTS
1. PIN DESCRIPTIONS ............................................................................................................................ 5
1.1 I/O Pin Characteristics ...................................................................................................................... 6
2. TYPICAL CONNECTION DIAGRAM ................................................................................................... 7
3. CHARACTERISTICS AND SPECIFICATIONS ...................................................................................... 8
RECOMMENDED OPERATING CONDITIONS ..................................................................................... 8
ABSOLUTE MAXIMUM RATINGS ......................................................................................................... 8
DC ELECTRICAL CHARACTERISTICS ................................................................................................ 9
TYPICAL CURRENT CONSUMPTION ................................................................................................ 10
ANALOG INPUT CHARACTERISTICS (COMMERCIAL GRADE) ...................................................... 11
ANALOG INPUT CHARACTERISTICS (AUTOMOTIVE GRADE) ....................................................... 12
ADC DIGITAL FILTER CHARACTERISTICS ....................................................................................... 14
ANALOG OUTPUT CHARACTERISTICS (COMMERCIAL GRADE) .................................................. 15
ANALOG OUTPUT CHARACTERISTICS (AUTOMOTIVE GRADE) ................................................... 16
COMBINED DAC INTERPOLATION & ON-CHIP ANALOG FILTER RESPONSE .............................. 17
DIGITAL I/O CHARACTERISTICS ....................................................................................................... 18
SWITCHING CHARACTERISTICS - SERIAL AUDIO INTERFACE .................................................... 19
SWITCHING SPECIFICATIONS - CONTROL PORT .......................................................................... 21
4. APPLICATIONS ................................................................................................................................... 22
4.1 Power Supply Decoupling, Grounding, and PCB Layout ............................................................... 22
4.2 Recommended Power-up & Power-down Sequence ..................................................................... 22
4.3 I²C Control Port ............................................................................................................................... 24
4.4 System Clocking ............................................................................................................................. 26
4.5 Serial Port Interface ........................................................................................................................ 28
4.6 Internal Signal Path ....................................................................................................................... 31
4.7 Reset Line ...................................................................................................................................... 42
4.8 Error Reporting and Interrupt Behavior .......................................................................................... 42
5. REGISTER QUICK REFERENCE ........................................................................................................ 45
6. REGISTER DESCRIPTIONS ................................................................................................................ 47
6.1 Device I.D. A–F (Address 01h–03h) (Read Only)
....................................................................... 47
6.2 Revision I.D. (Address 05h) (Read Only) ....................................................................................... 47
6.3 Clock & SP Select (Address 06h) ................................................................................................... 48
6.4 Sample Width Select (Address 07h) ............................................................................................... 49
6.5 Serial Port Control (Address 08h) ................................................................................................... 49
6.6 Serial Port Data Select (Address 09h) ............................................................................................ 50
6.7 ADC Control 1 (Address 0Fh) ......................................................................................................... 51
6.8 ADC Control 2 (Address 10h) ......................................................................................................... 51
6.9 DAC Control 1 (Address 12h) ......................................................................................................... 52
6.10 DAC Control 2 (Address 13h) ....................................................................................................... 52
6.11 DAC Control 3 (Address 14h) ....................................................................................................... 53
6.12 DAC Control 4 (Address 15h) ....................................................................................................... 53
6.13 Volume Mode (Address 16h) ........................................................................................................ 54
6.14 Master and DAC1-4 Volume Control (Address 17h, 18h, 19h, 1Ah, & 1Bh) ................................ 55
6.15 Interrupt Control (Address 1Eh) .................................................................................................... 55
6.16 Interrupt Mask 1 (Address 1Fh) .................................................................................................... 56
6.17 Interrupt Mask 2 (Address 20h) .................................................................................................... 57
6.18 Interrupt Notification 1 (Address 21h) (Read Only) ...................................................................... 57
6.19 Interrupt Notification 2 (Address 22h) (Read Only) ...................................................................... 58
7. ADC FILTER PLOTS ............................................................................................................................ 59
8. DAC FILTER PLOTS ............................................................................................................................ 60
9. PACKAGE DIMENSIONS ................................................................................................................... 62
10. ORDERING INFORMATION .............................................................................................................. 63
11. REVISION HISTORY .......................................................................................................................... 63


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