Philips CD911 - DAC Circuit Diagram

PCS 60 745
DAC CIRCUIT DIAGRAM
1 2
FROM DECODER CIRCUIT
1
3071_0266_c_R
FROM PIN 33 OF IC7700 ON DECODER CIRCUIT
TO PIN 36 OF 1C7700 ON DECODER CIRCUIT
€3) LOW IN DIGITAL SILENCE
VDDD VDDA
(digital) (analog)
REFERENCE
SOURCE
(digital) (analog)
vSSsD VSSA
G0) LOW IN DIGITAL SILENCE
@ a
000
o°
© »
0.5uS/DIV
>
2302
1
47uF/25\
28
a 12 13 14 15
2740
47uF/25V
3376
ab 12 13 14 15
16
NALOG OUT
IGHT
DIGITAL OUT
16
3071_0266_¢_B
3306
3307 |
38
= N=)
aN
OORT SPOT Oe Se
83
SE
=" atx)
3743 D13
[J — or
OO
ox?
2.4V.
|
2vep
2ms/DIV
aypio
SIGNALS
DISC
TRACK
15
ANALOG
SIGNAL
ANALOG
SIGNAL
:8V IN PLAY MODE
+5V IN STOP MODE