Texas Instruments TAS5727 사용자 설명서
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Using the EVM Software
Figure 12. DRC Options
The crossover frequency for the 2-band DRC by default is 300Hz. This can be modified by entering a new
value in the property window.
value in the property window.
The DRC rates for the softening filter, attack, and release can also be adjusted. To set these rates, first
click on the UPPERBAND or LOWERBAND block. Second, set the RateSliders property to On for that
block. Third, double-click on the block to bring up an advanced DRC options window, as shown in
click on the UPPERBAND or LOWERBAND block. Second, set the RateSliders property to On for that
block. Third, double-click on the block to bring up an advanced DRC options window, as shown in
Figure 13. Advanced DRC Options
PBTL Mode: To run the device in PBTL Mode, the PBTL pin must be driven high. Then in the GUI, select
woofer instead of stereo (stereo is the default value). The source for PBTL is selected as (L+R)/2, but that
be changed by updating input mixer values.
woofer instead of stereo (stereo is the default value). The source for PBTL is selected as (L+R)/2, but that
be changed by updating input mixer values.
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SLOU299 – December 2010
TAS5727 25W Digital Input Amplifier—with EQ and 2-Band DRC
© 2010, Texas Instruments Incorporated