SAA7824 Datasheet, PDF (47/89 Pages) NXP Semiconductors – CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control (PhonIC)

Philips Semiconductors
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
Product specification
SAA7824
REGISTER
ADDRESS
DATA
FUNCTION
D
(versatile pins
interface)
1101
E
1110
F
(subcode
interface and
shadow register
enable)
1111
0000
XX01
XX10
XX11
01XX
10XX
11XX
XXX0
XXX1
XX0X
XX1X
X0XX
X1XX
0XXX
1XXX
X0XX
X1XX
0XXX
1XXX
XX00
XX01
XX10
XX11
4-line motor (using V4 and V5)
Q-to-W subcode at V4
V4 = 0
V4 = 1
de-emphasis signal at V5, no internal
de-emphasis filter
V5 = 0
V5 = 1
motor brakes to 12%
motor brakes to 6%
lock-to-disc mode disabled
lock-to-disc mode enabled
audio features disabled
audio features enabled
quad-speed mode disabled
quad-speed mode enabled
subcode interface off
subcode interface on
4-wire subcode
3-wire subcode
SHADEN bits = 00; shadow registers not
enabled; addresses will be decoded by main
decoder registers
SHADEN bits = 01; SAA732X shadow
registers (bank 1) enabled; all subsequent
addresses will be decoded by shadow
register (bank 1), not decoder registers
SHADEN bits = 10; new shadow registers
(bank 2) enabled; all subsequent addresses
will be decoded by shadow register (bank 2)
SHADEN bits = 11; new shadow registers
(bank 3) enabled; all subsequent addresses
will be decoded by shadow register (bank 3)
Note
1. The initial column shows the Power-on reset state.
INITIAL⁽¹⁾
−
−
−
reset
−
−
reset
reset
−
reset
−
−
reset
reset
−
reset
−
reset
−
reset
−
−
−
2003 Oct 01
47