SAP51 / SAP5S Datasheet

© 2016 Integrated Device Technology, Inc.

5

January 28, 2016

9.1.

Related IDT Documents .......................................................................................................................... 65

9.2.

Related Third-Party Documents .............................................................................................................. 65

10 Glossary ......................................................................................................................................................... 66

11 Document Revision History ............................................................................................................................ 66

List of Figures

Figure 3.1

Functional Block Diagram ................................................................................................................. 11

Figure 3.2

Data Path in Master and Repeater Modes ....................................................................................... 14

Figure 5.1

Basic Receiver Comparator Threshold Set-up Principles ................................................................ 30

Figure 5.2

Timing Diagram for Parameter Port P[3:0], PSTBn.......................................................................... 31

Figure 5.3

Timing Diagram for Data Port D[3:0] and DSTBn............................................................................. 32

Figure 5.4

Principles of Delay Mode Input Filtering – Example for Slave with Address 1HEX ............................ 33

Figure 5.5

Power-On Behavior (all modes)........................................................................................................ 42

Figure 5.6

Timing Diagram External Reset via DSTBn ..................................................................................... 43

Figure 5.7

Safety Mode Data Processing .......................................................................................................... 49

Figure 5.8

Data Input Voltage Constraints in Safety Mode................................................................................ 50

Figure 5.9

SAP Package Pin Assignment in Master/Repeater Mode................................................................ 51

Figure 6.1

Standard Application Circuit, Direction of Data I/O Depends on IO_Code....................................... 57

Figure 6.2

Safety Mode Application ................................................................................................................... 58

Figure 6.3

SAP5 Master Mode Application ........................................................................................................ 59

Figure 7.1

SAP51/SAP5S SOP20 Package Pin Assignment ............................................................................ 61

Figure 7.2

SAP51 / SAP5S SOP16 Package Pin Assignment .......................................................................... 61

Figure 7.3

SOP16 Package Outline Dimensions ............................................................................................... 62

Figure 7.4

SOP20 Package Outline Dimensions ............................................................................................... 63

Figure 7.5

Package Marking 20-Pin Version ..................................................................................................... 64

Figure 7.6

Package Marking 16-Pin Version ..................................................................................................... 64

List of Tables

Table 2.1

Absolute Maximum Ratings ................................................................................................................ 8

Table 2.2

Operating Conditions .......................................................................................................................... 9

Table 2.3

Crystal Frequency............................................................................................................................... 9

Table 3.1

Assignment of Operational Modes.................................................................................................... 13

Table 3.2

SAP5 Master Calls and Related Slave Responses .......................................................................... 18