73S8023C-IM/F Maxim Integrated Products, 73S8023C-IM/F Datasheet - Page 4

• Manufacturer Part Number: 73S8023C-IM/F
• Description: IC SMART CARD INTERFACE 32-QFN
• Manufacturer: Maxim Integrated Products
• Type: Smart Card Interfacer

Specifications of 73S8023C-IM/F

• Controller Type: Smart Card Interface
• Interface: *
• Voltage - Supply: 2.7 V ~ 3.6 V
• Current - Supply: 4.9mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN Exposed Pad
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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 (V
= 5 V) ................................................................................ 20
CC
Figure 13: DC – DC Converter Efficiency (V
= 3 V) ................................................................................ 20
CC
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