Sony PHA-1 Block Diagram
PC or MAC
(USB host)
USB charge
Li-ion
BATT
1260mAh
USB Micro B
Receptacle
USB Charge
Controller
USB Audio
USB Audio
&
DAC
iPod
WM8740
Controller
Input
Select
USB Type A
Receptacle
LPF
OPA1662
Digital output
Apple device
(USB device)
Input
Selector
AMP
LME49860
HP AMP
TPA6120
Stereo Mini
Jack
Stereo Mini
Jack
Analog output
Analog
Source
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