CRD4525-D1(2008) Ver la hoja de datos (PDF) - Cirrus Logic

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CRD4525-D1
(Rev.:2008)

30 W Digital Audio Amplifier with Integrated ADC

Cirrus Logic 

CS4525

Analog

Audio

Inputs

Analog

Monitor

Output

+3.3 or +5 V

10 µF 0.1 µF

470 µF 0.1 µF

0.1 µF

0.1 µF

0.1 µF 470 µF

+8 V to +18 V

Analog

Audio

Switch

12

VD

19 AINL

20 AINR

25

30

31

36

VP

VP

VP

VP

RAMP_CAP 35

CS4525

OUT1 35

OUT2 32

Output

Filter

Audio

Processor

5 SCLK

4 LRCK

6 SDIN

OUT3 29

OUT4 26

Output

Filter

Clock

24.576 MHz

VD

Micro-

Controller

10 µF 0.1 µF

46 SYS_CLK

1 CLK_FREQ0

2 CLK_FREQ1

41 TWR

42 ERRUVTE

43 ERROC

44 EN_TFB

45 I²S/LJ

3 ADC/SP

7 MUTE

8 RST

47 TSTO

48 TSTI

11 VD_REG

TSTO 40

TSTO 39

LVD 9

OCREF 21

16.2 kΩ

VD or GND

FILT+ 15

VA_REG 13

AGND 14

AFILTA 17

AFILTB 18

VQ 16

0.1 µF 10 µF

10 µF

150 pF 150 pF 1 µF

DGND

10

PGND PGND PGND PGND PGND PGND PGND PGND

22 23 27 28 33 34 37 38

Figure 2. Typical Connection Diagram - Hardware Mode

14

DS726PP3

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