S1R72U01 Ver la hoja de datos (PDF) - Seiko Epson Corp

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S1R72U01

USB 2.0 host/device bridge LSI supporting USB 2.0 FS/LS

Seiko Epson Corp 

Table of Contents

1. Overview ....................................................................................................................... 1

2. Features ........................................................................................................................ 2

3. Block Diagram .............................................................................................................. 3

4. Functions ...................................................................................................................... 4

4.1 Serial I/F (UART) ....................................................................................................................... 4

4.2 USB Host SIE ............................................................................................................................ 4

4.3 USB Device SIE......................................................................................................................... 4

4.4 Transceiver Macro .................................................................................................................... 4

4.5 FIFO ........................................................................................................................................... 4

4.6 Bridge Sequencer..................................................................................................................... 4

4.7 SIO ............................................................................................................................................. 4

4.8 Debug I/F ................................................................................................................................... 5

4.9 1.8-V Regulator ......................................................................................................................... 5

4.10 3.3-V Regulator ......................................................................................................................... 5

4.11 VBUS SW................................................................................................................................... 5

4.12 Test Circuit ................................................................................................................................ 5

5. Pin Layout Diagram...................................................................................................... 6

6. Pin Functions................................................................................................................ 7

7. Commands...................................................................................................................11

8. Electrical Characteristics .......................................................................................... 12

8.1 Absolute Maximum Ratings................................................................................................... 12

8.2 Recommended Operating Conditions .................................................................................. 12

8.3 DC Characteristics ................................................................................................................. 13

8.3.1 Current consumption ....................................................................................................... 13

8.3.2 Input characteristics ........................................................................................................ 14

8.3.3 Output characteristics...................................................................................................... 15

8.3.4 Pin capacitance ............................................................................................................... 17

8.3.5 VBUS supply function characteristics .............................................................................. 18

8.3.6 Fail-safe cell .................................................................................................................... 19

8.4 AC Characteristics ................................................................................................................. 20

8.4.1 Power supply input/cutoff timing ...................................................................................... 20

8.4.2 Reset timing .................................................................................................................... 21

8.4.3 Clock timing..................................................................................................................... 21

8.4.4 USB I/F timing ................................................................................................................. 21

8.4.5 Serial I/F (main CPU) timing (SPI not supported by S1R72U01)..................................... 22

8.4.6 Serial I/F (history display) timing ..................................................................................... 22

9. Connection Examples................................................................................................ 23

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Seiko Epson Corporation

S1R72U01 Data Sheet

(Rev. 1.20)

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