Cirrus Logic CS4234 manuals

Cirrus logic CS4234 User Manual (79 pages)

Brand: Cirrus-logic | Category: Hardware | Size: 2.50 MB |

English

Table of contents

DAC Features

1

ADC Features

1

System Features

1

Class H Controller Features

1

Common Applications

1

General Description

2

TABLE OF CONTENTS

3

LIST OF FIGURES

4

LIST OF TABLES

5

1. PIN DESCRIPTIONS

6

1.1 I/O Pin Characteristics

7

DS899F1 8

8

ABSOLUTE MAXIMUM RATINGS

9

TYPICAL CURRENT CONSUMPTION

11

ANALOG INPUT CHARACTERISTICS

12

CS4234 AINx

13

DS899F1 13

13

CS4234 AINx +

13

25000/Fs

14

ANALOG OUTPUT CHARACTERISTICS

15

DIGITAL I/O CHARACTERISTICS

17

DS899F1 19

19

4. APPLICATIONS

21

4.2.2 Power-down

22

DS899F1 23

23

4.2.3 DAC DC Loading

24

4.3 I²C Control Port

25

4.3.1.1 Map Increment (INCR)

26

4.4 System Clocking

26

4.4.1 Master Clock

26

4.4.3 Slave Mode Clock Ratios

27

4.5 Serial Port Interface

28

4.5.1 TDM Mode

28

32-Bit Channel Block

29

24-Bit Audio Word

29

8-Bit Zero Pad

29

(Or DAC5 Data)

29

DS899F1 30

30

4.6 Internal Signal Path

32

4.6.1.1 ADC Signal Routing

32

4.6.2 ADC Path

38

4.6.2.1 Analog Inputs

38

4.6.2.2 ADC HPF

38

4.6.3 DAC1-4 Path

39

4.6.3.1 De-emphasis Filter

39

4.6.4 Low-Latency Path

40

4.6.5 DAC5 Path

41

4.6.5.4 De-emphasis Filter

42

4.6.5.5 Filter Options

42

4.6.6 Volume Control

42

4.6.6.1 Mute Behavior

43

4.6.6.2 Soft Ramp

44

MIN_DELAY

45

MAX_DELAY

45

4.6.6.3 Noise Gate

46

4.7 Reset Line

47

4.8.1 Interrupt Masking

47

DS899F1 49

49

5. REGISTER QUICK REFERENCE

50

DS899F1 51

51

6. REGISTER DESCRIPTIONS

52

6.3.1 Base Rate Advisory

53

6.3.2 Speed Mode

53

6.3.3 Master Clock Rate

53

6.4.1 Output Sample Width

54

6.4.2 Input Sample Width

54

6.4.4 DAC5 Sample Width

54

7654321 0

55

6.6.1 DAC1-4 Data Source

56

6.6.2 Low-latency Path Source

56

6.7.1 SDIN1 Mask 1

57

6.8.1 SDIN1 Mask 2

57

6.9.1 SDIN2 Mask 1

58

6.10.1 SDIN2 Mask 2

58

76543210

59

6.11.3 Group Delay

60

6.12.1 VA Select

60

6.12.3 Invert ADCx

60

DS899F1 61

61

Mutes the ADCx signal

61

Powers down the ADCx path

61

6.15.1 DAC1-4 Noise Gate

62

6.15.2 DAC1-4 De-emphasis

62

6.15.3 DAC5 De-emphasis

62

6.19.1 Mute Delay

65

6.19.2 Minimum Delay

65

6.19.3 Maximum Delay

65

6.20.1 x Volume Control

66

6.21.1 INT MODE

66

6.21.2 Interrupt Pin Polarity

66

6.25.1 DACx Clip

69

7. ADC FILTER PLOTS

70

8. DAC FILTER PLOTS

71

DS899F1 72

72

9. PACKAGE DIMENSIONS

73

10.ORDERING INFORMATION

74

DS899F1 75

75

11.1 Voltage Headroom

76

11.2 Lead Time

76

11.3 Gain Matching

76

11.4 SMPS (TPS) Modes

77

DS899F1 78

78

12.REVISION HISTORY

79

More products and manuals for Hardware Cirrus Logic

Models	Document Type
CS42416	User Manual Cirrus Logic CS42416 User Manual, 72 pages
CS42418	User Manual Cirrus Logic CS42418 User Manual, 72 pages
CS42426	User Manual Cirrus Logic CS42426 User Manual, 72 pages
AN241	User Manual Cirrus Logic AN241 User Manual, 16 pages
CS42428	User Manual Cirrus Logic CS42428 User Manual, 72 pages
AN301	User Manual Cirrus Logic AN301 User Manual, 4 pages
CDB42428	User Manual Cirrus Logic CDB42428 User Manual, 32 pages
CS4244	User Manual Cirrus Logic CS4244 User Manual, 63 pages
CDB42438	User Manual Cirrus Logic CDB42438 User Manual, 51 pages
CDB4244	User Manual Cirrus Logic CDB4244 User Manual, 36 pages
CDB42448	User Manual Cirrus Logic CDB42448 User Manual, 44 pages
CS4245	User Manual Cirrus Logic CS4245 User Manual, 59 pages
CDB4245	User Manual Cirrus Logic CDB4245 User Manual, 29 pages
CS42526	User Manual Cirrus Logic CS42526 User Manual, 91 pages
CS42516	User Manual Cirrus Logic CS42516 User Manual, 92 pages
CS42518	User Manual Cirrus Logic CS42518 User Manual, 91 pages
CS42528	User Manual Cirrus Logic CS42528 User Manual, 92 pages
CS4265	User Manual Cirrus Logic CS4265 User Manual, 57 pages
CS4270	User Manual Cirrus Logic CS4270 User Manual, 45 pages
CDB4265	User Manual Cirrus Logic CDB4265 User Manual, 30 pages

Cirrus Logic devices