MOSA
POWER DOWN AND MUTE FUNCTION
MS6332
16-Bit Stereo Audio DAC & Headphone Driver
Power down and mute functions are controlled by the audio input pins (WS, BCK). The initial status is in the mute on
and the power down modes. The 20 clock counts is to switch the power down mode and the 18 clock counts is to switch
the mute mode. In changing these modes, the clock BCK should not exist in WS=1, and always exists in WS=0.
Power down timing
The initial status is in the power down mode.
WS
BCK
Total 20 clocks
Power down mode
Power active mode
Mute timing
The initial status is in the mute on mode.
WS
BCK
Total 18 clocks
Mute on
Mute off
APPLICATION INFORMATION
Basic application example
MS6332
5
Digital audio
input
BCK
WS
DATA
GND
CAP
OUTR
OUTL
V
DD
4
3
10uF
6
7
8
47uF
2
47uF
1
PHONE JACK
Headphone
(32Ω)
V
DD
Note :
Vo=1.87Vpp at V
DD
=3.3V
REV 3
6/9
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MOSA [ MOSA ELECTRONICS ]
