PCM1794系统设计电路原理图

COJ1 J1
PIJ101
PIC2 01 PIC2 02
COC22 C22
Cap Pol3 8200pF
B
8
Cap Pol3 5600pF A5VP CO02A *2A 3 PI0203
Socket
PI02 8 +
4
4
POIinR0 IinR-
PI0202
2
PI0201
1
COR7 R7
PIR701
COR8 R8
RSTIn
U_IvLPF IvLPF.SchDoc IoutLIoutL+ IoutCom IoutRIoutR+ IinLIinL+ IinCom IinRIinR+ SigOutL SigOutR
U_PowerAmp PowerAmp.SchDoc SinInL SinInR
B
U_SPDIF SPDIF.SchDoc LRCK_SPDIF DATA_SPDIF MCK_SPDIF BCK_SPDIF
CO04B *4B
PI0405
5
+ -
POIinL0 POIINL0 IinL+
C
PI0406
6
PI0407
7
OPA2134
COR12 R12
PIR1201
COR13 R13
PIR1202 PIR1301 PIR1302
PI0503
3 2
7
Cap Pol3 1600pF A5VP + -
PI0507 PI0504
COD3 D3 COC45 C45 Cap2 2200uF
PIR2601
PID302
PIR2802 PIR2801
COR28 R28
Res3 6k8
LED3
PIC4202 PIC4201
COC42 C42
Cap Pol3 104
COC43 C43 Cap2 1000uF
Res3 0
D5VP
PIR2902 PIR2901
PIR702 PIR801
COC24 C24
PIR802 PIC2401 PIC2402
B AGND
PI0204 A5VN OPA2134
COR10 R10
PIR1002
-
Res3 620
PIR902 PIR901
Res3 COR9 R9 620 Res3 620
Cap Pol3 1600pF
PIR1001
POL0RCLK POL0RClk L/RClk POAudioData POAUDIODATA AudioData COC4 C4
Cap2 104
POBITCLK POBitClk BitClk POSysClk POSYSCLK SysClk COP1 P1
DGND D3V3P 5 4 3 2 1
PIC10 1 PIC10 2
COC10 C10 Cap Pol3 105
A5VN
PIC1 01 PIC1 02
COC11 C11 Cap Pol3 104
PIC1201 PIC1202
COC12 C12 Cap Pol3 104
PIC1401 PIC1402
COC14 C14 Cap2 51uF
A
COR21 R21
Res3 470
A
COC35 C35 Cap2 2200uF
PID102
PIR2502
COR25 R25
Res3 6k8
PIR2101 PIC4102 PIC4101
COC41 C41
Cap Pol3 104
PIQ10
TIP122
CO07 *7
PIR2501
PGND
PIC40 2 PIC40 1 PIC4302 PIC4301
U_USBDAC USBDAC.SchDoc
AudioSourceSelHdr
D+In D-In
LRCK_USB DATA_USB MCK_USB BCK_USB
U_SourceSel SourceSel.SchDoc
AudioSourceSelIn
U_DAC DAC.SchDoc LRCK DATA MCK BCK L/RClk AudioData SysClk BitClk
PIC3701
PIC3702
COC37 C37
Cap2 107
PIC3601
PIC3602
COC40 C40 Cap2 1000uF
COC36 C36 Cap Pol3 103
GND D+ DVCC USB
PI0704
4
COR24 R24
PIR2401 PIR2402
3 PI0703
Res3 POD0 D+ 2 PI0702POD0 0 D1 PI0701
~
3
AC9V/12V
Res3 0 COR23 R23
PIR2301 PIR2302
PIC3 02 PIC3 01
PID10
COD1 D1
PIR2102
LED3
PIQ102
COC33 C33
Cap Pol3 104
PI06 3
COC34 C34
Cap Pol3 104
Res3 0
PIC3501 PIC3502
Res3 620
Res3 620
PI0506
6
CO05 *5 OPA211
C
PI0502
4
COR14 R14
PIR1401
A5VN
C27 COC27 Res3 PIC2701 130 PIC2702
PIR1402
Cap Pol3 5600pF
8
PIJ301
J3 COJ3 Socket R15 COR15
COC21 C21
PIC2101 PIC2102
A5VN
PI0205
CO02B *2B
5 + PI0206
Cap Pol3 1600pF
POIinR0 POIINR0 IinR+
6
PI0207
7
OPA2134
COR4 R4
PIR401
COR5 R5
PIR402 PIR501 PIR502
PI0303
C6 COC6 Cap Pol3 10uF
PIC701 PIC702
C7 COC7 Cap Pol3 10uF
C
AGND
D
Title
D Number Revision
Size A4 Date: File: 1 2 3
2012-4-8 X:\E\..\DAC.SchDoc
Sheet of Drawn By: 4
COC18 C18
Cap Pol3 104
PIC1901 PIC1902
COC19 C19
Cap2 51uF
PIC20 1 PIC20 2
PIR301
COC20 C20
Cap2 51uF
Res3 620
PIC1302
COC13 C13 Cap2 51uF
PIC901 PIC902
COC9 C9 Cap Pol3 106
PI0101
Vcc3 AGND2 IoutLIoutL+ Vcc2 Vcc1 Vcom3 Iref Vcom2 Vcom1 AGND1 IoutR+ IoutRMUTE
A5VP AGND POIoutL0 IoutL25 PI01025 POIoutL0 POIOUTL0 IoutL+ 24 PI01024 A5VP 23 COC2 C2 PI01023 A5VP 22 PI01022 PIC201 PIC202 AGND 21 PI01021 20 Cap Pol3 PI01020 POIoutCom POIOUTCOM IoutCom 19 10uF PI01019 18 PI01018 AGND 17 PI01017 POIoutR0 POIOUTR0 IoutR+ 16 PI01016 POIoutR0 IoutR15 PI01015
PI01028
PI01027 26 PI01026
28 27
COR2 R2
PIR201 PIR202
AGND
Res3 16k
PIC501 PIC502
COC5 C5 Cap Pol3 104
B
PCM1738
AGND
AudioFilterCtl DGND
A5VP
DAC-PCM
C
PIC601 PIC602
PIP105
DGND
PIP104
PIP103 PIP102 PIP101
CO01 *1 1 nRST 2 PI0102 ZEROL 3 PI0103 ZEROR 4 PI0104 LRCK 5 PI0105 DATA 6 PI0106 BCK 7 PI0107 SCKI 8 PI0108 DGND 9 PI0109 Vdd 10 PI01010 SCKO 11 PI01011 MDO 12 PI01012 MDI 13 PI01013 MC 14 PI01014 nCS
PGND
COC31 C31
Cap Pol3 104
PI0602
PI06 1
+ 4
CO06 *6 Bridge
PI0604
PIC3202 PIC3201 PIC3402 PIC3401
1
COC32 C32
Cap Pol3 BgPowerDC+ 104
2
COQ1 Q1
CMPowerDC+
PIQ103
DGND
3
+ -
PI03 7 PI03 4
Res3 620
Res3 620
2 PI0302
A5VP *3 CO03 OPA211 6 PI0306 A5VN
7
POSigOutR POSIGOUTR SigOutR
COR6 R6
PIR601 PIR602
COC23 C23 Res3
PIC2301 130 PIC2302
2012-4-8 X:\E\..\Main.SchDoc
Sheet of Drawn By: 4
1
2
3
4
COR19 R19
PIR1901 PIR1902
COP2 P2
3 2 1 A
PIP203 PIP202 PIP201
Res3 0 COR20 R20
PIR2001 PIR2002
~
PIC3102 PIC3101
LRCK_USB_SEL DATA_USB_SEL MCK_USB_SEL BCK_USB_SEL LRCK_SPDIF_SEL DATA_SPDIF_SEL MCK_SPDIF_SEL BCK_SPDIF_SEL
C
RST
C
D
Title
D Number Revision
Size A4 Date: File: 1 2 3
COJ4 J4
PIJ401
Title
D Number Revision
Cap Pol3 5600pF
Socket Size A4 Date: File: 2012-4-8 X:\E\..\IvLPF.SchDoc Sheet of Drawn By: 4
1
2
3
1
2
3
4
A
A
U_Power Power.SchDoc D+ DB
PIR1602 PIC2901 PIC2902
OPA2134
PIR1801
Res3 620
4
PIR1702 PIR1701
AGND
R18 COR18 Res3 C30 COC30 130 D
PIC3001 PIC3002
Res3 COR17 R17 620 Res3 620 AGND
Cap Pol3 1600pF
COC25 C25 130
PIC2501
Res3
PIC2502
COJ2 J2
PIJ201
AGND
COR11 R11
PIR1101 PIR1102
POIinCom POIINCOM IinCom
Cap Pol3 5600pF
Socket
Res3 C26 620COC26
PIC2601 PIC2602
POSigOutL POSIGOUTL SigOutL
1 D3V3P
2
3
4
PIR102 PIR101 PIC101 PIC102
COR1 R1
Res3 33k
A
NLRST RST COC1 C1
Cap Pol3 10uF
A
DGND
D3V3P
PORSTIn PORSTIN RSTIn
PIC301 PIC302
B
COC3 C3
Cap Pol3 10uF
PIC401 PIC402
PIR1501
PIC2801 PIC2802
COC28 C28
Cap Pol3 8200pF
*4A CO04A
PI0403
3
+ -
PI04 8 PI04
A5VP 1 PI0401 A5VN
PIR1802
POIinL0 IinL-
PI0402
2
R16 COR16
PIR1502 PIR1601
COC29 C29
COR29 R29
Res3 470
PIQ202
PIQ201
PIQ203
PIC4601 PIC4602
PIC3802
PIC3801
COC38 C38 Cap Pol3 104
PIC3902
PIC来自百度文库901
COR22 R22
COC39 C39 Cap2 330uF
PID20
PIR2202
PIR2201
Res3 COD2 D2 6k8 LED3
PID201
COR26 R26
PIR2602
PID301
PIC4501 PIC4502
1
2
3 A5VP
4
A5VP
COR3 R3
A
PIC1301
PIR302
PIC1501 PIC1502
COC15 C15
PIC1601 Cap Pol3 PIC1602 103
COC16 C16
Cap Pol3 103
PIC1701 PIC1702
COC17 C17
Cap Pol3 104
PIC1801 PIC1802