Cirrus Logic CDB5374 manuali

Cirrus logic CDB5374 Manuale Utente (78 pagine)

Marchio: Cirrus-logic | Categoria: Hardware | Dimensione: 4.71 MB |

Inglese

Indice

Features

1

General Description

1

REVISION HISTORY

2

TABLE OF CONTENTS

3

LIST OF FIGURES

4

LIST OF TABLES

4

1. INITIAL SETUP

5

1.1 Kit Contents

5

1.2 Hardware Setup

5

1.2.1 Default Jumper Settings

6

DS862DB1 9

9

10 DS862DB1

10

1.4 Self-testing CDB5374

11

1.4.1 Noise test

11

1.4.2 Distortion Test

12

DS862DB1 13

13

2.2 Analog Hardware

14

2.2.1 Analog Inputs

14

2.2.1.4 Input Protection

15

2.2.1.5 Input RC Filters

15

2.2.1.6 Common Mode Bias

15

2.2.2.1 GUARD Output

16

2.2.2.2 Analog Outputs - OUT

16

2.2.2.3 Anti-alias RC Filters

16

2.2.3.2 Offset Enable - OFST

17

2.2.4 Delta-Sigma Test DAC

18

2.2.5.2 Common Mode Bias

19

2.3 Digital Hardware

20

2.3.1 Digital Filter

20

DS862DB1 21

21

2.3.2 Interface CPLD

22

DS862DB1 23

23

24 DS862DB1

24

DS862DB1 25

25

2.3.5 Phase Locked Loop

26

Specification Value

27

8.192, 16.384, 32.768 MHz

27

2.3.6.1 CLK, SYNC

28

2.3.6.2 I

29

C - SCL, SDA, Bypass

29

2.3.8 External Connector

30

2.4 Power Supplies

30

DS862DB1 31

31

2.5 PCB Layout

32

2.5.1 Layer Stack

32

2.5.2 Differential Pairs

32

2.5.3 Bypass Capacitors

33

2.5.4 Dual Row Headers

34

3. SOFTWARE DESCRIPTION

35

3.1 Menu Bar

35

3.2 About Panel

36

3.3 Setup Panel

37

3.3.1 USB Port

38

3.3.2 Digital Filter

39

3.3.3 Analog Front End

40

3.3.4 Test Bit Stream

40

3.3.5 Gain/Offset

41

3.3.6 Data Capture

42

3.3.7 External Macros

43

• M1 = . /macros/m1.mac

43

• M2 = . /macros/m2.mac

43

3.4 Analysis Panel

44

3.4.1 Test Select

45

3.4.2 Statistics

46

3.4.3 Plot Enable

46

DS862DB1 47

47

3.5 Control Panel

48

3.5.1 DF Registers

49

3.5.2 DF Commands

49

3.5.3 SPI

49

3.5.4 Macros

50

3.5.5 GPIO

50

3.5.6 Customize

51

3.5.7 External Macros

51

4. BILL OF MATERIALS

52

CIRRUS LOGIC

53

CDB5374-Z_Rev_A.bom

53

5. LAYER PLOTS

54

DS862DB1 55

55

56 DS862DB1

56

DS862DB1 57

57

58 DS862DB1

58

DS862DB1 59

59

60 DS862DB1

60

DS862DB1 61

61

6. SCHEMATICS

62

DS862DB1 63

63

64 DS862DB1

64

DS862DB1 65

65

66 DS862DB1

66

DS862DB1 67

67

68 DS862DB1

68

DS862DB1 69

69

70 DS862DB1

70

DS862DB1 71

71

72 DS862DB1

72

DS862DB1 73

73

74 DS862DB1

74

DS862DB1 75

75

76 DS862DB1

76

DS862DB1 77

77

78 DS862DB1

78

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