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USB2503 Datenblatt(PDF) 8 Page - SMSC Corporation |
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USB2503 Datenblatt(HTML) 8 Page - SMSC Corporation |
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8 / 46 page ![]() USB 2.0 High-Speed 4-Port Hub Controller Datasheet Revision 1.92 (05-08-07) 8 SMSC USB2514 DATASHEET Chapter 2 Block Diagram Figure 2.1 USB2514 Block Diagram To Upstream V BUS 3.3V Upstream PHY Upstream USB Data Repeater Controller SIE Serial Interface PLL 24 MHz Crystal To EEPROM or SMBus Master Routing & Port Re-Ordering Logic SCK SD TT #4 Port Controller PHY#1 Port #1 OC Sense Switch Driver LED Drivers USB Data Downstream OC Sense Switch/LED Drivers Bus-Power Detect/V BUS Pulse 1.8V TT #3 TT #2 TT #1 1.8V Reg PHY#2 Port #2 OC Sense Switch Driver LED Drivers PHY#3 Port #3 OC Sense Switch Driver LED Drivers PHY#4 Port #4 OC Sense Switch Driver LED Drivers USB Data Downstream OC Sense Switch/LED Drivers USB Data Downstream OC Sense Switch/LED Drivers USB Data Downstream OC Sense Switch/LED Drivers |
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