SAA7824 Datasheet, PDF(52/89 Page) NXP Semiconductors – CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control (PhonIC)

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SAA7824 Datasheet, PDF (52/89 Pages) NXP Semiconductors – CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control (PhonIC)

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Philips Semiconductors

CD audio decoder, digital servo and ï¬lterless

DAC with integrated pre-amp and laser control

Product speciï¬cation

SAA7824

Table 20 Bank 3 new shadow register settings (single write)

SHADEN

BITS

11

(bank 3)

SHADOW

REGISTER

3

diode selection

for DC offset

measurement

ADDRESS

0011

3

laser power

control 2

DATA

X000

X001

X010

X011

X100

X101

X110

X111

0XXX

1XXX

C

enable

equalizer

C

STATUS pin

control

1100

XXX0

XXX1

000X

001X

010X

FUNCTION

select D1

select D1

select D2

select D3

select D4

select R1

select R2

select D1

60% (laser power control

1 = 0)

87% (laser power control

1 = 1)

see shadow register A

(bank 2)

73% (laser power control

1 = 0)

100% (laser power control

1 = 1)

see shadow register A

(bank 2)

equalizer disabled and

powered-down

equalizer enabled

STATUS pin outputs

decoder status register

information

STATUS pin outputs DC

offset ready ï¬ag

STATUS pin outputs DC

offset value

INITIAL

reset

â

â

â

â

â

â

â

reset

â

reset

â

reset

â

â

Table 21 Bank 3 new shadow register settings (multiple write)

SHADEN BITS

SHADOW

REGISTER

11

(bank 3)

7

DC cancellation

levels

A

analog FE

control

ADDRESS

0111

1010

SIZE (DATA

NIBBLES)

9

4

Note

1. Register elements are described in Tables 26 and 27.

REGISTER ELEMENTS(1)

<r2_off> <r1_off> <d4_off> <d3_off>

<d2_off> <d1_off>

<hp_ï¬lter_sel> <eq_speed_sel>

<slicer_slew> <hf_gain>

2003 Oct 01

52

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