TDC-GPX

acam-messelectronic gmbh - Am Hasenbiel 27 - D-76297 Stutensee-Blankenloch - Germany - www.acam.de

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1.2 Index

1. Introduction

3

1.1 System overview ......................................................................................................................................3

1.2 Index.......................................................................................................................................................4

1.3 Electrical Characteristics..........................................................................................................................6

1.3.1 Bus Timings..................................................................................................................................7

1.3.2 16 Bit Mode .........................................................................................................................................8

1.3.3 Disable Timings .....................................................................................................................................9

1.3.4 Reset Timings .......................................................................................................................................9

1.3.5 General Timings & Resolution ................................................................................................................10

1.4 Pin Description ......................................................................................................................................11

1.5 Package Drawings ..................................................................................................................................14

1.6 Power supply .........................................................................................................................................15

1.6.1 Resolution adjust ........................................................................................................................15

1.6.2 Supply voltages...........................................................................................................................16

1.6.3 Design Rules...............................................................................................................................16

1.7 Register settings...................................................................................................................................17

1.7.1 Write Registers..........................................................................................................................17

1.7.2 Read registers............................................................................................................................19

1.7.3 Read/Write registers...................................................................................................................20

2 I-Mode

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2.1 Block diagram I-Mode..............................................................................................................................22

2.2 Input circuitry I-Mode .............................................................................................................................23

2.3 I-Mode Basics ........................................................................................................................................24

2.4 Data structure ......................................................................................................................................26

2.5 Reset ...................................................................................................................................................26

2.6 MTimer .................................................................................................................................................26

2.7 Interrupt Flag .......................................................................................................................................26

2.8 Error Flag..............................................................................................................................................26

2.9 Differential Inputs...................................................................................................................................27

2.10 I-Mode Timing & Resolution....................................................................................................................27

2.11 Measurement Flow ...............................................................................................................................28

2.11.1 Single measurement..................................................................................................................28

2.11.2 Continous Measurement ............................................................................................................29

3 G-Mode

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3.1 Block diagram G-Mode ............................................................................................................................30

3.3 G-Mode Basics.......................................................................................................................................32

3.4 Data structure and readout ....................................................................................................................33

3.5 Reset ...................................................................................................................................................34

3.6 MTimer .................................................................................................................................................34

3.7 Interrupt Flag .......................................................................................................................................34

3.8 Error Flag..............................................................................................................................................34

3.9 Testinputs.............................................................................................................................................34

3.10 RaSpeed & Delx....................................................................................................................................34

3.11 G-Mode Timing & Resolution ..................................................................................................................35

3.12 Measurement Flow ...............................................................................................................................36

4 R-Mode

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4.1 Block diagram R-Mode ............................................................................................................................37

4.2 Input Circuitry R-Mode............................................................................................................................38

4.3 R-Mode Basics.......................................................................................................................................39

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