S2R72V27 Ver la hoja de datos (PDF) - Seiko Epson Corp

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S2R72V27

Supports HS (480 Mbps), FS (12 Mbps), and LS (1.5 Mbps) transfer

Seiko Epson Corp 

Contents

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

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

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

4. Explanation of Functions ................................................................................................................. 4

4.1 Power Supply ............................................................................................................................. 4

4.2 Reset .......................................................................................................................................... 5

4.2.1 Hard Reset ........................................................................................................................ 5

4.2.2 Soft Reset.......................................................................................................................... 5

4.3 Clock .......................................................................................................................................... 5

4.4 Power Management ................................................................................................................... 6

4.5 CPU-I/F....................................................................................................................................... 7

4.6 USB Device I/F ........................................................................................................................... 7

4.6.1 Speed Mode and Transfer Type ........................................................................................ 7

4.6.2 Resources ......................................................................................................................... 7

4.6.2.1 Endpoint ......................................................................................................................... 7

4.6.2.2 FIFO ............................................................................................................................... 8

4.6.3 Data Flow .......................................................................................................................... 8

4.6.4 USB Device Port External Circuits .................................................................................... 9

4.7 USB Host I/F............................................................................................................................. 10

4.7.1 Speed Mode and Transfer Type ...................................................................................... 10

4.7.2 Resources ....................................................................................................................... 10

4.7.2.1 Channels ...................................................................................................................... 10

4.7.2.2 FIFO ............................................................................................................................. 10

4.7.3 Data Flow ........................................................................................................................ 10

4.7.4 USB Host Port External Circuits ...................................................................................... 12

4.8 FIFO ......................................................................................................................................... 12

5. Terminal Layout Diagrams ............................................................................................................. 13

6. Terminal Functions ......................................................................................................................... 15

7. Electrical Characteristics ............................................................................................................... 18

7.1 Absolute Maximum Ratings ...................................................................................................... 18

S2R72V27 Data Sheet (Rev. 1.00)

EPSON

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