Cirrus Logic CS8420 manuals

Cirrus logic CS8420 User Manual (94 pages)

Brand: Cirrus-logic | Category: Hardware | Size: 1.30 MB |

English

Table of contents

Features

1

General Description

1

TABLE OF CONTENTS

2

LIST OF FIGURES

4

LIST OF TABLES

5

ABSOLUTE MAXIMUM RATINGS

6

PERFORMANCE SPECIFICATIONS

7

DC ELECTRICAL SPECIFICATIONS

7

DIGITAL INPUT CHARACTERISTICS

8

TRANSMITTER CHARACTERISTICS

8

SWITCHING CHARACTERISTICS

8

Figure 3. SPI Mode Timing

10

- - 100 kHz

11

2. TYPICAL CONNECTION DIAGRAM

12

3. GENERAL DESCRIPTION

13

16 DS245F4

16

DS245F4 17

17

5.1 Dither

18

Channel A Channel B

20

Channel A

20

Channel B

20

Frame 191

21

7.1 AES3 Receiver

22

7.1.2 OMCK Out On RMCK

22

7.1.5 User Data Handling

23

7.2 AES3 Transmitter

24

7.2.2 TXN and TXP Drivers

25

7.3 Mono Mode Operation

25

26 DS245F4

26

DS245F4 27

27

8.1 Sample Rate Converter

28

8.2 Non-SRC Delay

29

9.1 SPI Mode

30

9.2 I²C Mode

31

9.3 Interrupts

31

7 6543210

32

10.4 Data Flow Control (03h)

36

7 6 543210

37

76543210

43

AUX3 AUX2 AUX1 AUX0 PRO AUDIO

43

COPY ORIG

43

11.2 Transmitter Startup

48

11.3 SRC Invalid State

49

Power Supply Connections:

51

Clock-Related Pins:

51

Overall Device Control:

52

Audio Input Interface:

52

Audio Output Interface:

53

Control Port Signals:

53

Miscellaneous Pins:

54

13. HARDWARE MODES

55

COMPONENTS

78

CMOS Gate

79

15.1.5 One-Byte Mode

84

15.1.6 Two-Byte Mode

84

15.2.2 Mode 2: Block Mode

84

15.2.4 Mode (3): Reserved

85

16. PLL FILTER

87

16.2.2 Capacitor Selection

88

16.2.3 Circuit Board Layout

88

16.3.4 Jitter Tolerance

90

16.3.5 Jitter Attenuation

90

17. PARAMETER DEFINITIONS

91

18. PACKAGE DIMENSIONS

92

19. ORDERING INFORMATION

93

20. REVISION HISTORY

93

94 DS245F4

94

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