Optical disc ICs
Muting IC for portable CD players
BA3124F
The BA3124F is an IC developed for line output muting in portable CD players, and uses control pin switching to achieve
line muting and to eliminate the dull thump that occurs when the power is turned on or off.
FApplications
Portable CD players, CD-ROM drives and other devices with line output.
FFutures
1) Mute attenuation. (63dB)
2) ON and OFF control terminals.
FAbsolute
maximum ratings (Ta = 25_C)
FRecommended
operating conditions
FBlock
diagram
151