73S8023C-IM 데이터 시트보기 (PDF) - Teridian Semiconductor Corporation

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73S8023C-IM

Smart Card Interface

Teridian Semiconductor Corporation 

73S8023C Data Sheet

DS_8023C_019

Figures

Figure 1: 73S8023C Block Diagram ............................................................................................................. 2

Figure 2: Power Down Mode Operation: CS = high.................................................................................... 10

Figure 3: Activation Sequence – Synchronous Mode ................................................................................. 11

Figure 4: Synchronous Deactivation Operation – CKSEL = High............................................................... 12

Figure 5: Asynchronous Activation Sequence – RSTIN Low When CMDVCC Goes Low ......................... 13

Figure 6: Asynchronous Activation Sequence – Timing Diagram #2 ......................................................... 13

Figure 7: Asynchronous Deactivation Sequence ........................................................................................ 14

Figure 8: Timing Diagram – Management of the Interrupt Line OFF.......................................................... 15

Figure 9: I/O and I/OUC State Diagram ...................................................................................................... 16

Figure 10: I/O – I/OUC Delays Timing Diagram.......................................................................................... 16

Figure 11: 73S8023C – Typical Application Schematic .............................................................................. 17

Figure 12: DC – DC Converter efficiency (VCC = 5 V) ................................................................................ 20

Figure 13: DC – DC Converter Efficiency (VCC = 3 V) ................................................................................ 20

Figure 14: 32-QFN Mechanical Drawing..................................................................................................... 24

Figure 15: 32-QFN 73S8023C Pin Out ....................................................................................................... 25

Table

Table 1: Choice of VCC Pin Capacitor.......................................................................................................... 8

4

Rev. 1.5

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