CDB5451A

2

DS458DB3

TABLE OF CONTENTS

1. INTRODUCTION........................................................................................................................ 3

1.1 CS5451A ........................................................................................................................... 3

1.2 Data Flow on Evaluation Board ......................................................................................... 3

2. HARDWARE .............................................................................................................................. 4

2.1 Evaluation Board Description............................................................................................. 4

2.2 Power Supply Connections................................................................................................ 4

2.2.1 Analog Power Supply ............................................................................................... 4

2.2.2 Digital Power Supply ................................................................................................ 4

2.2.3 Charge Pump Options.............................................................................................. 5

2.3 Eval Board Control - Headers/Switches............................................................................. 5

2.3.1 Analog Inputs ........................................................................................................... 7

2.3.2 Voltage Reference Input........................................................................................... 8

2.3.3 Clock Source for XIN................................................................................................ 8

2.3.4 S1 DIP Switch .......................................................................................................... 8

2.3.5 Reset Circuit............................................................................................................. 8

2.3.6 External Signal In/Out Header.................................................................................. 8

2.3.7 Serial-to-Parallel Interface........................................................................................ 8

2.3.8 Connecting the Eval Board to PC............................................................................. 9

3. SOFTWARE............................................................................................................................. 13

3.1 Installing the Software...................................................................................................... 13

3.2 Running the Software ...................................................................................................... 13

3.2.1 Getting Started ....................................................................................................... 13

3.2.2 The Start-Up Window ............................................................................................. 14

3.2.3 The Conversion Window ........................................................................................ 15

3.2.4 Data Collection Window ......................................................................................... 16

3.2.5 Config Window ....................................................................................................... 17

3.2.6 Analyzing Data ....................................................................................................... 18

3.2.7 Time Domain Information ....................................................................................... 18

3.2.8 Frequency Domain Information .............................................................................. 19

3.2.9 Histogram Information ............................................................................................ 20

LIST OF FIGURES

Figure 1. Power Supply, CS5451A, and Oscillator ......................................................... 10

Figure 2. Analog Inputs .................................................................................................. 11

Figure 3. Digital Circuitry ................................................................................................ 12

Figure 4. Start-Up Window ............................................................................................. 14

Figure 5. Conversion Window ........................................................................................ 15

Figure 6. Data Collection Window (Time Domain) ......................................................... 16

Figure 7. Configuration Window ..................................................................................... 18

Figure 8. Data Collection Window (FFT) ........................................................................ 19

Figure 9. Data Collection Window (Histogram) .............................................................. 20

Figure 10.Silkscreen ........................................................................................................ 22

Figure 11.Circuit Side ...................................................................................................... 23

Figure 12.Solder Side ...................................................................................................... 24