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ISL54224IRUZ-T Scheda tecnica(PDF) 2 Page - Intersil Corporation |
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ISL54224IRUZ-T Scheda tecnica(HTML) 2 Page - Intersil Corporation |
2 / 18 page 2 FN6969.0 June 7, 2010 Pin Configuration ISL54224 (10 LD 1.8X1.4 µTQFN) TOP VIEW ISL54224 (10 LD 3X3 TDFN) TOP VIEW NOTE: 1. Switches Shown for SEL = Logic “1” and OE/ALM = Logic “1”. 8 10 D- OE/ALM D+ VDD 9 7 2 3 4 GND HSD2- HSD2+ 5 SEL 1 6 HSD1+ HSD1- OVP 4MΩ 4MΩ SEL HSD2- D+ HSD2+ HSD1+ GND 1 2 3 4 5 10 9 8 7 6 D- HSD1- VDD OE/ALM LOGIC CONTROL OVP PD 4MΩ 4MΩ Truth Table OE/ALM SEL HSD1-, HSD1+ HSD2-, HSD2+ 0X OFF OFF 10 ON OFF 11 OFF ON Logic “0” when ≤ 0.5V, Logic “1” when ≥ 1.4V with a 2.7V to 3.6V Supply. Pin Descriptions µTQFN TDFN PIN NAME DESCRIPTION 1 2 HSD2- USB Data Port Channel 2 2 3 HSD2+ USB Data Port Channel 2 3 4 D+ USB Data COM Port 4 5 GND Ground Connection 5 6 D- USB Data COM Port 6 7 HSD1- USB Data Port Channel 1 7 8 HSD1+ USB Data Port Channel 1 8 9 OE/ALM Switch Enable/Alarm (open drain connection) Drive Low to Open All Switches Outputs Low when OTV is Activated 9 10 VDD Power Supply 10 1 SEL Select Logic Control Input - PD PD Thermal Pad. Tie to Ground or Float TABLE 1. USB - OVP POSSIBLE SITUATIONS AND TRIP POINT VOLTAGE CODEC SUPPLY SWITCH SUPPLY (VDD) COMs SHORTED TO PROTECTED TRIP POINT OE/ALM MIN MAX 2.7V to 3.3V 2.7V to 5.25V VBUS Yes 3.63V 3.95V Low 2.7V to 3.3V 2.7V to 5.25V -5V Yes -0.76V -0.29V Low ISL54224 |
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