2702USB声卡

5 5 4 4 3 3 2 2 1 1 D D C C B B A A Title Size Document Number Rev Date: Sheet of 0_Title 0.0.0 USB-SOUND-CARD B 1 2Tuesday, August 07, 2007 Title Size Document Number Rev Date: Sheet of 0_Title 0.0.0 USB-SOUND-CARD B 1 2Tuesday, August 07, 2007 Title Size Document Number Rev Date: Sheet of 0_Title 0.0.0 USB-SOUND-CARD B 1 2Tuesday, August 07, 2007 REV DATE PAGES DESCRIPTION Created09/04/20060.0.0 PAGES DESCRIPTION Block Diagram NOTES: Harbin WAVETEK ELECTRONICS Co., Ltd. Copyright (c) 2006, Harbin WAVETEK ELECTRONICS Co.,Ltd. All Rights Reserved. 0 1 2 3 4 5 6 7 8 9 A B C D E F 10 11 12 13 Title, Note, Block Diagram, Revision History --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- --------------------- ALL 1. Notes here. 5 5 4 4 3 3 2 2 1 1 D D C C B B A A VCOM VCOM VCOM VCOM VCC D3V3 D3V3 VCC VCC VCC D3V3 VCC VCC VCC VCC VCC Title Size Document Number Rev Date: Sheet of 1_SCH 0 USB-SOUND-CARD Custom 2 2Thursday, August 09, 2007 Title Size Document Number Rev Date: Sheet of 1_SCH 0 USB-SOUND-CARD Custom 2 2Thursday, August 09, 2007 Title Size Document Number Rev Date: Sheet of 1_SCH 0 USB-SOUND-CARD Custom 2 2Thursday, August 09, 2007 Harbin WAVETEK ELECTRONICS Co., Ltd. R7 22R7 22 R12 1M R12 1M + EC2 106 + EC2 106 C14 104 C14 104 J2 PHONE J2 PHONE 1 2 3 + EC10 106 + EC10 106 Y1 12MHz Y1 12MHz LED1 LED LED1 LED R13 22R13 22 C3 1800p C3 1800p + EC5 106 + EC5 106 + EC9 106 + EC9 106 U2 PCM2702 U2 PCM2702 XTI1 VDDC2 DGNDC3 VDD4 G N D 5 D+6 D-7 VBUS8 DGNDU9 PLYBCK 10 SSPD 11 ZERO 12 TEST313 TEST214 TEST115 TEST016 VCCR17 AGNDR18 VOUTR 19 A G N D 2 0 VCOM21 + V C C 2 2 VOUTL 23 AGNDL24 VCCL25 AGNDP26 VCCP27 XTO28R11 1M R11 1M C15 104 C15 104 C8 330pC8 330p + EC1 106 + EC1 106 + EC6 106 + EC6 106 LED2 LED LED2 LED R5 1M R5 1M R1 2KR1 2K C2 22pC2 22p C13 104 C13 104 C4 104 C4 104 1 23 4 J1 USB_B 1 23 4 J1 USB_B V 1 D- 2 D+ 3 G 4 S 5 S 6 C16 104 C16 104 C12 104 C12 104 C7 104 C7 104 R16 100 R16 100 + EC7 106 + EC7 106 C11 104 C11 104 U4 1117-3.3 U4 1117-3.3 G N D 1 O U T 2 I N 3 = 4 R14 12KR14 12K R10 2K R10 2K C10 104 C10 104 R15 3K9R15 3K9 R9 22R9 22 C6 104C6 104 C1 330pC1 330p C5 22pC5 22p R17 12KR17 12K +EC4 106 +EC4 106 R8 12KR8 12K R6 1K5 R6 1K5 R4 12KR4 12K - + U1B OPA2353 - + U1B OPA2353 7 6 5 4 8 C9 1800p C9 1800p R2 3K9R2 3K9 R3 100 R3 100- + U1A OPA2353 - + U1A OPA2353 1 2 3 4 8 +EC3 106+EC3 106 + EC8 106 + EC8 106