73S8014BN Data Sheet
DS_8014BN_057
Figures
Figure 1: 73S8014BN Block Diagram ....................................................................................................................2
Figure 2: 73S8014BN 20-SO Pinout ......................................................................................................................5
Figure 3: 73S8014BN—Typical Application Schematic ........................................................................................14
Figure 4: Power-Down Mode and PRES Debounce .............................................................................................16
Figure 5: CLKDIV Usage .....................................................................................................................................17
Figure 6: Activation Sequence—RSTIN Low When CMDVCC Goes Low .............................................................18
Figure 7: Activation Sequence—RSTIN High When CMDVCC Goes Low ............................................................19
Figure 8: Deactivation Sequence.........................................................................................................................19
Figure 9: Timing Diagram—Management of the Interrupt Line OFF......................................................................20
Figure 10: I/O and I/OUC State Diagram..............................................................................................................21
Figure 11: Timing Diagram—I/O to I/OUC Delays................................................................................................21
Figure 12: Open-Drain Type—OFF......................................................................................................................22
Figure 13: Power Input/Output Circuit—VDD, VPC, VCC ..........................................................................................22
Figure 14: Smart Card CLK Driver Circuit ............................................................................................................23
Figure 15: Smart Card RST Driver Circuit............................................................................................................23
Figure 16: Smart Card I/O, C4, and C8 Interface Circuit.......................................................................................24
Figure 17: Smart Card I/OUC Interface Circuit.....................................................................................................24
Figure 18: General Input Circuit...........................................................................................................................25
Figure 19: Oscillator Circuit..................................................................................................................................25
Figure 20: CLKDIV ..............................................................................................................................................26
Figure 21: Mechanical Drawing 20-Pin SO Package............................................................................................27
Tables
Table 1: 73S8014BN 20-Pin SO Pin Definitions.....................................................................................................6
Table 2: Absolute Maximum Device Ratings..........................................................................................................8
Table 3: Recommended Operating Conditions.......................................................................................................8
Table 4: DC Smart Card Interface Requirements...................................................................................................9
Table 5: Digital Signals Characteristics................................................................................................................11
Table 6: DC Characteristics.................................................................................................................................12
Table 7: Voltage and Current Fault-Detection Circuits..........................................................................................12
Table 8: VCC Voltage Logic Table.........................................................................................................................15
Table 9: Order Numbers and Packaging Marks....................................................................................................28
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