Philips EXP212 Service Manual page 9

SAA7324 – DECODER, DIGITAL SERVO IC AND D/A-CONVERTER CD10 (low voltage version)
Pin Name
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1 HFREF
2 HFIN
3 ISLICE
4 VSSA1
5 VDDA1
6 IREF
7 VRIN
8 D1
9 D2
10 D3
11 D4
12 R1
13 R2
14 VSSA2
15 CROUT
16 CRIN
17 VDDA2
18 LN
19 LP
20 VNEG
21 VPOS
22 RN
23 RP
24 SELPLL
25 TEST1
26 CL16
27 DATA
28 WCLK
29 SCLK
30 EF
31 TEST2
32 KILL
33 VSSD1
34 V2/V3
35 WCLI
36 SDI
37 SCLI
38 RESETn
39 SDA
40 SCL
41 RAB
42 SILD
43 STATUS
44 TEST3
45 RCK
46 SUB
47 SFSY
48 SBSY
49 CL11/4
50 VSSD2
51 DOBM
52 VDDD1P
53 CFLG
54 RA
55 FO
56 SL
57 VDDD2C
58 VSSD3
59 MOTO1
60 MOTO2
61 V4
62 V5
63 V1
64 LDON
Direction
→ CD10
→ CD10
CD10 →
GND
+2.6V
CD10 →
CD10 →
CD-drive → CD10
CD-drive → CD10
CD-drive → CD10
CD-drive → CD10
CD-drive → CD10
CD-drive → CD10
GND
CD10 → X-TAL
X-TAL → CD10
+2.6V
CD10 →
CD10 →
GND
+2.6V
CD10 →
CD10 →
CD10 →
GND
CD10 → DSP
CD10 → NPC or CD10 → DSP
CD10 → NPC or CD10 → DSP
CD10 → NPC or CD10 → DSP
CD10 → NPC
GND
CD10 →
GND
CD10 → NPC
NPC → CD10 or DSP → CD10
NPC → CD10 or DSP → CD10
NPC → CD10 or DSP → CD10
µP → CD10
µP ↔ CD10
µP → CD10
µP → CD10
µP → CD10
CD10 →
GND
→ CD10
CD10 →
CD10 → µP
CD10 → NPC
CD10 → DSP
GND
CD10 →
+2.6V
CD10 →
CD10 → servo driver
CD10 → servo driver
CD10 → servo driver
+2.6V
GND
CD10 → servo driver
CD10 →
CD10 → HF-preamp
CD10 → HF-preamp
innerswitch → CD10
CD10 → HF-preamp
3-2
Description
comparator common mode input
comparator signal input
current feedback from data slicer
analog ground 1
analog supply voltage 1
reference current output pin
reference voltage for servo ADC's
unipolar current input (central diode signal input)
unipolar current input (central diode signal input)
unipolar current input (central diode signal input)
unipolar current input (central diode signal input)
unipolar current input (satellite diode signal input)
unipolar current input (satellite diode signal input)
analog ground 2
crystal/resonator output
crystal/resonator input
analog supply voltage 2
DAC left channel differential output - negative
DAC left channel differential output - positive
DAC negative reference input
DAC positive reference input
DAC right channel differential output - negative
DAC right channel differential output - positive
selects whether internal clock multiplier PLL is used
test control input 1; this pin should be tied low
16.9344 MHz system clock output
serial data output (3-state)
word clock output (3-state)
serial bit clock output (3-state)
C2 error flag output (3-state)
test control input 2; this pin should be tied low
kill output (programmable; open-drain)
digital ground 2
versatile I/O: input versatile pin 2 or output versatile pin 3 (open-drain)
word clock input (for data loopback to DAC)
serial data input (for data loopback to DAC)
serial bit clock input (for data loopback to DAC)
power-on reset input (active low)
microcontroller interface data I/O line (open-drain output)
microcontroller interface clock line input
microcontroller interface R/W and load control line input (4-wire bus mode)
microcontroller interface R/W and load control line input (4-wire bus mode)
servo interrupt request line/decoder status register output (open-drain)
test control input 3; this pin should be tied low
subcode clock input
P-to-W subcode bits output (3-state)
subcode frame sync output (3-state)
subcode block sync output (3-state)
11.2896 MHz or 4.2336 MHz (for microcontroller) clock output
digital ground 3
bi-phase mark output (externally buffered; 3-state)
digital supply voltage 2 for periphery
correction flag output (open-drain)
radial actuator output
focus actuator output
slide control output
digital supply voltage 3 for core
digital ground 4
motor output 1; versatile (3-state)
motor output 2; versatile (3-state)
versatile output pin 4
versatile output pin 5
versatile input pin 1
laser drive on output (open-drain)