manuais Cirrus Logic CS42L73

Cirrus logic CS42L73 Manual do Utilizador (7 páginas)

Marca: Cirrus-logic | Categoria: Hardware | Tamanho: 0.18 MB |

Inglês

Índice

Product Overview

1

Ultra Low Power Consumption

1

Applications

1

System Features

1

1% THD+N

2

General Description

3

1. TYPICAL CONNECTION DIAGRAM

4

2. PACKAGE DIMENSIONS

5

TOP SIDE

6

BUMP SIDESIDE VIEW

6

3. THERMAL CHARACTERISTICS

7

4. ORDERING INFORMATION

7

Cirrus logic CS42L73 Manual do Utilizador (139 páginas)

Marca: Cirrus-logic | Categoria: Hardware | Tamanho: 5.37 MB |

Inglês

Índice

Product Overview

1

Ultralow Power Consumption

1

Applications

1

System Features

1

General Description

3

TABLE OF CONTENTS

4

LIST OF FIGURES

9

LIST OF TABLES

10

12 DS882F1

12

DS882F1 13

13

1.3 Pin/Ball Descriptions

14

DS882F1 15

15

2. TYPICAL CONNECTION DIAGRAM

17

ABSOLUTE MAXIMUM RATINGS

20

DC ELECTRICAL CHARACTERISTICS

21

22 DS882F1

22

CHARACTERISTICS

24

MIC BIAS CHARACTERISTICS

26

--70-60dB

27

0.73•VA 0.79•VA 0.85•VA V

27

Test Load

28

Measurement

28

FILTER CHARACTERISTICS

33

POWER CONSUMPTION

34

DMIC_SCLK

37

 = “s” or “m”

38

Repeated

40

4. APPLICATIONS

41

4.5 Class H Amplifier

44

4.5.1 Power Control Options

44

48 DS882F1

48

4.5.3 Efficiency

49

4.6 DAC Limiter

49

LIMRRATEx[2:0]

50

LIMARATEx[2:0]

50

4.8 Serial Ports

51

4.8.1 Power Management

51

4.8.2 I/O

51

4.8.3 High-impedance Mode

52

4.8.4 Master and Slave Timing

52

4.8.4.1 SCLK = MCLK Modes

53

4.8.6 Formats

54

4.8.6.1 I²S Format

55

4.8.6.2 PCM Format

55

4.8.7 Mono/Stereo

57

4.8.8 Data Bit Depths

57

4.8.8.1 I²S Format Bit Depths

57

4.8.8.2 PCM Format Bit Depths

58

4.10 Input Paths

59

DMIC_CLK

60

4.11 Digital Mixer

61

62 DS882F1

62

4.11.1 Mono and Stereo Paths

63

4.15 Interrupts

70

4.16 Control Port Operation

71

4.16.1 I²C Control

71

7 6 5 4 3 2 1 0

72

4.17 Fast Start Mode

73

SPKLINEOUT

74

EARSPKOUT

74

Normal audioNo audio

75

Clipped/Ramping audio

75

5. REGISTER QUICK REFERENCE

76

DS882F1 77

77

78 DS882F1

78

DS882F1 79

79

80 DS882F1

80

(Read Only)

80

6. REGISTER DESCRIPTION

81

6.12.2 ASP Sample Rate

90

6.13.1 ASP Master/Slave Mode

90

6.14.5 VSP SDIN Location

92

6.15.1 VSP Master/Slave Mode

92

6.16.1 VSP Sample Rate

93

6.16.2 XSP Sample Rate

93

6.17.1 Digital Swap/Mono

94

6.17.2 Input Path Channel B=A

94

6.17.4 PGA Soft-Ramp

95

6.17.5 Analog Zero Cross

95

6.17.6 Digital Soft-Ramp

96

6.19.1 Mic PREAMP x Volume

98

6.19.2 PGAx Volume

98

DS882F1 99

99

DS882F1 103

103

104 DS882F1

104

76543210

110

(Address 2Eh)

112

6.44.3 ALCx Soft-Ramp Disable

116

6.45.3 Mixer Soft-Ramp Enable

117

118 DS882F1

118

DS882F1 119

119

120 DS882F1

120

DS882F1 121

121

7. PCB LAYOUT CONSIDERATIONS

125

8. PERFORMANCE DATA

126

DS882F1 127

127

128 DS882F1

128

8.3 Core Circuitry Attributes

129

8.3.1 ASRC Attributes

129

8.3.1.1 Response

129

8.3.1.2 Group Delay

130

8.3.1.3 Lock Time

130

DS882F1 131

131

8.4.2 DAC HPF Response

132

8.4.4 Startup Times

133

9. PARAMETER DEFINITIONS

134

10.PACKAGE DIMENSIONS

135

BUMP SIDESIDE VIEW

136

TOP SIDE

136

11.THERMAL CHARACTERISTICS

137

12.ORDERING INFORMATION

137

13.REFERENCES

137

14.REVISION HISTORY

138

DS882F1 139

139

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