XWM8733ED データシートの表示（PDF） - Wolfson Microelectronics plc
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XWM8733ED Datasheet PDF : 11 Pages
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WM8733
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1/fs
LRCIN
LEFT CHANNEL
RIGHT CHANNEL
BCKIN
DIN
AUDIO DATA WORD = 16-BIT
15 16 1 2 3
MSB
14 15 16 1 2 3
LSB MSB
14 15 16 1
LSB
Figure 3 16-bit Normal Packed Mode
1/fs
LRCIN
LEFT CHANNEL
RIGHT CHANNEL
BCKIN
DIN 17 18 1 2 3
AUDIO DATA WORD = 18-BIT
MSB
16 17 18 1 2 3
LSB MSB
16 17 18 1
LSB
Figure 4 18-bit Normal Packed Mode
MODE SELECT PINS
The WM8733 has four possible modes.
SEL0
0
0
1
1
SEL1
0
1
0
1
Table 4 Mode Select Pins
MODE
Normal stereo operation
Power down
Left only differential output
Right only differential output
The SEL0/1 pins (pins 4 and 11) can be hard wired, or left floating as internal “pull-downs” will cause
the device to operate in normal stereo mode.
WOLFSON MICROELECTRONICS LTD
PP Rev 1.3 July 2000
8
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