Texas Instruments TAS5727EVM Evaluation Module TAS5727EVM TAS5727EVM Hoja De Datos
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TAS5727EVM
Using the EVM Software
3.5.1
MODULATION SCHEMES
Using The FAULT PIN As An Error Indicator:
The A_SEL_FAULTZ pin is the I
2
C device address select by default. To re-define this pin as an output,
write '1' to bit D1 of reg 0X05. Once re-programmed as output, this pin indicates a fault condition. Output
will go low for Overcurrent (OC) or undervoltage (UVP) error or overtemperature error (OTE) or
overvoltage error
will go low for Overcurrent (OC) or undervoltage (UVP) error or overtemperature error (OTE) or
overvoltage error
Common Configurations:
1. 2
×
BTL BD Mode
2. 2
×
BTL AD Mode
Note:
AD: AD Modulation-Outputs are 180
°
out of phase
BD: BD Modulation
BTL: Bridge-Tied Load
3.5.1.1
2 X BTL BD (BD mode)
1. Set up the hardware.
2. Select the Input MUX from GDE. In the Properties window, select BD Mode.
3. GDE: Target
>
Connect.
4. Finally uncheck the shutdown box to bring the device out of Shutdown mode, and adjust the Master
Volume as desired.
3.5.1.2
2 X BTL AD (Default: AD mode)
1. Set up the hardware.
2. Select the Input MUX from GDE. In the Properties window, select AD Mode.
3. GDE: Target
>
Connect.
4. Finally uncheck the shutdown box to bring the device out of Shutdown mode, and adjust the Master
Volume as desired.
12
TAS5727 25W Digital Input Amplifier
—
with EQ and 2-Band DRC
SLOU299
–
December 2010
Copyright
©
2010, Texas Instruments Incorporated