
SL811HS
Document #: 38-08008  Rev. *A
Page 2 of 29
TABLE OF CONTENTS
1.0  CONVENTIONS ..............................................................................................................................4
2.0  DEFINITIONS ..................................................................................................................................4
3.0  REFERENCES ................................................................................................................................4
4.0  INTRODUCTION .............................................................................................................................4
4.1  Block Diagram ................................................................................................................................4
4.2  SL811HS Host or Slave Mode Selection [Master/Slave Mode] ..................................................5
4.3  Features ..........................................................................................................................................5
4.4  Data Port, Microprocessor Interface ............................................................................................6
4.5  Interrupt Controller ........................................................................................................................6
4.6  Buffer Memory ...............................................................................................................................6
4.7  PLL Clock Generator .....................................................................................................................6
4.8  USB Transceiver ............................................................................................................................8
5.0  SL811HS REGISTERS ...................................................................................................................8
5.1  Register Values on Power-up and Reset .....................................................................................9
5.2  USB Control Registers ..................................................................................................................9
5.3  SL811HS Control Registers ........................................................................................................12
6.0  SL811HS AND SL811HST-AC PHYSICAL CONNECTIONS ......................................................16
6.1  SL811HS Physical Connections .................................................................................................16
6.2  SL811HST-AC Physical Connections ........................................................................................19
7.0  ELECTRICAL SPECIFICATIONS .................................................................................................22
7.1  Absolute Maximum Ratings ........................................................................................................22
7.2  Recommended Operating Condition  ........................................................................................22
7.3  External Clock Input Characteristics (X1) .................................................................................22
7.4  DC Characteristics .......................................................................................................................23
7.5  USB Host Transceiver Characteristics ......................................................................................23
7.6  Bus Interface Timing Requirements ..........................................................................................24
8.0  PACKAGE DIAGRAMS   ..............................................................................................................28
LIST OF FIGURES
Figure 4-1.  SL811HS USB Host/Slave Controller Functional Block Diagram ................................5
Figure 4-2.  Full-Speed 48-MHz Crystal Circuit ..................................................................................7
Figure 4-3.  Optional 12-MHz Crystal Circuit ......................................................................................7
Figure 6-1.  SL811HS USB Host/Slave Controller—Pin Layout ......................................................16
Figure 6-2.  SL811HST-AC USB Host/Slave Controller Pin Layout ................................................19
LIST OF TABLES
Table 6-1. SL811HS Pin Assignments and Definitions ...................................................................17
Table 6-2. SL811HST-AC Pin Assignments and Definitions ...........................................................20