Cirrus Logic CRD5378 manuals

Cirrus logic CRD5378 User Manual (64 pages)

Brand: Cirrus-logic | Category: Hardware | Size: 2.04 MB |

English

Table of contents

Features

1

General Description

1

REVISION HISTORY

2

DS639RD2 3

3

IMPORTANT NOTICE

3

TABLE OF CONTENTS

4

LIST OF FIGURES

5

LIST OF TABLES

5

1. INITIAL SETUP

6

1.1 Kit Contents

6

1.2 Hardware Setup

6

1.2.1 Default Jumper Settings

7

1.3 Software Setup

8

1.3.1 PC Requirements

8

1.3.3 USBXpress

8

Driver Installation

8

DS639RD2 9

9

1.4 Self-Testing CRD5378

10

1.4.1 Noise Test

10

1.4.2 Distortion Test

11

2. HARDWARE DESCRIPTION

12

2.1 Block Diagram

12

2.2.1.1 External Inputs - INA

13

2.2.1.5 Input RC Filters

14

2.2.1.4 Input Protection

14

2.2.1.6 Common Mode Bias

15

2.2.2 Differential Amplifiers

16

2.2.2.3 Anti-alias RC Filters

17

2.2.4 Delta-Sigma Test DAC

18

2.2.5 Voltage Reference

18

2.2.5.1 VREF_MOD

19

2.3.1.3 Phase Locked Loop

20

Specification Value

21

Maximum Jitter, RMS 300 ps

21

2.3.2 Microcontroller

22

DS639RD2 23

23

2.3.3 RS-485 Telemetry

24

2.3.3.1 CLK, SYNC

25

2.3.3.2 I

26

C - SCL, SDA, Bypass

26

28 DS639RD2

28

2.5.3 Bypass Capacitors

30

3. SOFTWARE DESCRIPTION

31

3.1 Menu Bar

31

3.2 About Panel

32

3.3 Setup Panel

33

3.3.1 USB Port

34

3.3.2 Digital Filter

35

3.3.3 Analog Front End

36

3.3.4 Test Bit Stream

36

3.3.5 Gain/Offset

37

3.3.6 Data Capture

38

3.3.7 External Macros

39

3.4 Analysis Panel

40

3.4.1 Test Select

41

3.4.2 Statistics

42

3.4.3 Cursor

42

3.4.4 Zoom

43

3.4.5 Refresh

43

3.4.6 Harmonics

43

3.4.7 Spot Noise

43

3.4.8 Plot Error

43

3.5 Control Panel

44

3.5.1 DF Registers

45

3.5.2 DF Commands

45

3.5.3 SPI

45

3.5.4 Macros

46

3.5.5 GPIO

46

3.5.6 Customize

47

3.5.7 External Macros

47

4. BILL OF MATERIALS

48

5. LAYER PLOTS

49

50 DS639RD2

50

DS639RD2 51

51

52 DS639RD2

52

DS639RD2 53

53

54 DS639RD2

54

DS639RD2 55

55

56 DS639RD2

56

6. SCHEMATICS

57

58 DS639RD2

58

DS639RD2 59

59

60 DS639RD2

60

DS639RD2 61

61

62 DS639RD2

62

DS639RD2 63

63

64 DS639RD2

64

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