73S8009CN 查看數據表（PDF） - Teridian Semiconductor Corporation

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产品描述 (功能)

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73S8009CN

Combo ISO-7816 and USB Universal Smart Card Interface IC

Teridian Semiconductor Corporation 

DS_8009CN_026

73S8009CN Data Sheet

Table of Contents

1 Pinout ............................................................................................................................................. 5

2 Electrical Specifications................................................................................................................ 9

2.1 Absolute Maximum Ratings..................................................................................................... 9

2.2 Recommended Operating Conditions...................................................................................... 9

2.3 Smart Card Interface Requirements ...................................................................................... 10

2.4 Digital Signals Characteristics ............................................................................................... 12

2.5 DC Characteristics ................................................................................................................ 13

2.6 Voltage / Temperature Fault Detection Circuits...................................................................... 13

2.7 Thermal Characteristics ........................................................................................................ 13

3 Applications Information............................................................................................................. 13

3.1 Example 73S8009CN Schematics......................................................................................... 13

3.2 Power Supply and Converter................................................................................................. 16

3.3 Interface Function - ON/OFF Modes...................................................................................... 16

3.4 System Controller Interface ................................................................................................... 18

3.5 Card Power Supply and Voltage Supervision......................................................................... 18

3.6 Activation and De-activation Sequence ................................................................................. 19

3.7 OFF and Fault Detection ....................................................................................................... 20

3.8 Chip Selection....................................................................................................................... 21

3.9 I/O Circuitry and Timing......................................................................................................... 22

4 Equivalent Circuits ...................................................................................................................... 24

5 Mechanical Drawing .................................................................................................................... 28

6 Ordering Information................................................................................................................... 29

7 Related Documentation............................................................................................................... 29

8 Contact Information..................................................................................................................... 29

Rev. 1.4

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