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Revision 2.1

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AS8202NF TTP-C2NF

Contents

1 General Description ............................................................................................................................... 1

2 Key Features ........................................................................................................................................... 1

3 Applications ............................................................................................................................................ 1

4 Pin Assignments .................................................................................................................................... 3

4.1 Pin Descriptions ................................................................................................................................................3

5 Absolute Maximum Ratings .................................................................................................................. 6

6 Electrical Characteristics....................................................................................................................... 7

7 Detailed Description ............................................................................................................................... 9

7.1 Host CPU Interface ...........................................................................................................................................9

7.1.1 Synchronous READYB Generation.......................................................................................................12

7.2 Reset and Oscillator ........................................................................................................................................13

7.2.1 External Reset Signal............................................................................................................................13

7.2.2 Integrated Power-On Reset ..................................................................................................................13

7.2.3 Oscillator Circuitry .................................................................................................................................13

7.2.4 Build-up Characteristics ........................................................................................................................14

7.3 TTP Bus Interface ...........................................................................................................................................15

7.4 TTP Asynchronous Bus Interface....................................................................................................................15

7.5 TTP Synchronous Bus Interface .....................................................................................................................16

7.6 Test Interface ...................................................................................................................................................16

7.7 LED Signals.....................................................................................................................................................17

8 Package Drawings and Markings........................................................................................................ 18

9 Ordering Information............................................................................................................................ 19