DIY, audio, electronics-USBDAC.pdf

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DGND
DGND
C4
13p
R14
1M
Y2
12MHz
28
27
26
25
24
23
22
21
20
19
18
17
16
15
C9
13p
R15
220K
AGND
R22
10K
R20
4K8
R24
C13 8K5
1n5
AGND
AGND
AGND
C14
DGND
R21
4K8
1n5 R25
8K5
R23
10K
+15
OPA2604
C16
270p
R26
AGND
220K
C21
47uF BG STD
AGND
C22
47uF BG STD
-15
U6
C19
R_PCM_OUT
10uF BG N
OPA2604
C17
AGND
47uF FC
C15
270p
U5
C18
L_PCM_OUT
10uF BG N
U4
+3V3
R16
1K5
D2
D+
D-
VBUS
GND
USB
DGND
DGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C11
10uF OsCon
DGND
R17
220
R18
220
R19
220
PLYBCK
XTI
VDDC
DGNDC
LRCK
DGND
D+
D-
VBUS
DGNDU
/PLYBCK
/SSPND
ZERO
TEST3
TEST2
PCM2702
XTO
VCCP
AGNDP
VCCL
AGNDL
OUTL
VCC
VCOM
AGND
OUTR
AGNDR
VCCR
TEST0
TEST1
+5A
+5A
C20
100uF BG N
AGND
PCM2702 USB DAC
Krzysztof Marcinek
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