CS4525(2008) View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4525
(Rev.:2008)

30 W Digital Audio Amplifier with Integrated ADC

Cirrus Logic 

9.10.4 Enable 2-Way Crossover (En2Way)

Default = 0

Function:

Enables the 2-way crossover filters for channel 1 and channel 2.

En2Way Setting

2-Way Crossover State

0 ..........................................2-way crossover disabled.

1 ..........................................2-way crossover enabled.

CS4525

9.10.5 2-Way Cross-Over Frequency (2WayFreq[2:0])

Default = 000

Function:

Selects the cross-over frequency for the 2-Way Linkwitz-Riley filters.

2WayFreq Setting

2-Way Crossover Frequency

000 ......................................Selects X-Over Freq 0 - Approximately 2.0 kHz

001 ......................................Selects X-Over Freq 1 - Approximately 2.2 kHz

010 ......................................Selects X-Over Freq 2 - Approximately 2.4 kHz

011.......................................Selects X-Over Freq 3 - Approximately 2.6 kHz

100 ......................................Selects X-Over Freq 4 - Approximately 2.8 kHz

101 ......................................Selects X-Over Freq 5 - Approximately 3.0 kHz

110.......................................Selects X-Over Freq 6 - Approximately 3.2 kHz

111 .......................................Selects X-Over Freq 7 - Approximately 3.4 kHz

9.11 Channel A & B: 2-Way Sensitivity Control (Address 56h)

7

LowPass3

6

LowPass2

5

LowPass1

4

LowPass0

3

HighPass3

2

HighPass2

1

HighPass1

0

HighPass0

9.11.1 Channel A and Channel B Low-Pass Sensitivity Adjust (LowPass[3:0])

Default = 0000

Function:

Controls the 2-way cross-over low-pass sensitivity adjustment. See “2-Way Crossover & Sensitivity Con-

trol” on page 42 for more information.

LowPass[3:0] Setting Sensitivity Compensation Level

0000 ....................................0.0 dB

0001 ....................................-0.5 dB

0010 ....................................-1.0 dB

.....................................

1000 ....................................-4.0 dB

.....................................

1110 .....................................-7.0 dB

1111 .....................................-7.5 dB

DS726PP3

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