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USB97CFDC 数据表(PDF) 19 Page - SMSC Corporation |
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USB97CFDC 数据表(HTML) 19 Page - SMSC Corporation |
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19 / 20 page ![]() SMSC DS – USB97CFDC Page 19 Rev. 12/15/2000 APPENDIX A: USB97CFDC TYPICAL APPLICATION G USB97CFDC Typical Application B 11 Wednesday, December 13, 2000 Title Size Document Number Rev Date: Sheet of VCC VCC FVDD VCC FVDD VDD VCC nDRVRDY HDO VDD nFDPWR VDD HDO nDRVRDY VDD VDD nFDPWR TP2 C12 .1uF TP3 R5 15K R4 1.5K C8 1µf RN1 1K x 5 R7 U2 28F256 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 22 24 31 1 13 14 15 17 18 19 20 21 2 3 30 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 CE OE WE VPP D0 D1 D2 D3 D4 D5 D6 D7 NC NC NC C4 .1uF C3 .1uF C10 .1uF VR1 3.3V Regulator 3 2 VIN VOUT C7 39pf C9 15pf JP1 USB97CFDC U1 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 50 FA12 FA7 FA6 FA5 FA4 FA3 GND FA2 FA1 FA0 VDD FD0 FD1 FD2 FD3 FD4 FD5 FD6 FD7 nFCE FA10 nFRD GND nFDPWR nDSKCHG DRVDEN1 N.C. GND N.C. GND VDD N.C. SD7 SD6 SD5 SD4 GND SD3 SD2 SD1 SD0 VDD N.C. N.C. N.C. nMEMR nMEMW SA12 SA11 FA15 Q1 MOSFET P RN2 10K x 8 P1 USB TYPE B 1 3 2 4 VCC D+ D- GND + C6 10uF C13 .1uF R3 10K 1/10W 5% R6 180K TP1 C11 .1uF C14 .1uF C1 .1uF + C5 10uF C2 .1uF Y1 14.318Mhz R1 10ohm R2 10ohm FLOPPY Note: IF DRIVE DOES NOT SUPPLY nDRVRDY OR HDO SIGNAL, THEY SHOULD BE TIED LOW AT U1 Note: If SD pins not used, tie to ground to prevent pins from floating during suspend mode. |
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