0.62Vp-p
0.8Vp-p
16.9344MHz
6-25. IC PIN FUNCTIONS
1 SOSQ O Sub-Q serial output
2 SQCK I Clock input for SQSO read-out
3 XRST I System reset
4 SYSM I Muting input
5 DATA I Serial date input,supplied from CPU
6 XLAT I Latch input,supplied from CPU
7 CLOK I Serial date transfer clock input,supplied from CPU
8 SENS O SENS output
9 SCLK I SENS serial data read-out clock
10 VDD — Power supply (+3.3V)
11 ATSK — Input pin for anti-shock (Ground)
12 SPOA — Ground
13 SPOB — Ground
14 XLON O Not used (open)
15 WFCK O Not used (open)
16 XUGF O Not used (open)
17 XPCK O Not used (open)
18 GFS O Not used (open)
19 2SPO O Not used (open)
20 SCOR O Sub-code sync output
21 COUT I/O Not used (open)
22 MIRR I/O Not used (open)
23 DFCT I/O Not used (open)
24 FOK I/O Not used (open)
25 LOCK I/O Not used (open)
26 MDP O Output to control spindle motor servo
27 SSTP I Input signal to detect disc inner most trak
28 SFDR O Sled drive output
29 SRDR O Sled drive output
30 TFDR O Tracking drive output
31 TRDR O Tracking drive output
32 FFDR O Focus drive output
33 FRDR O Focus drive output
34 VSS — Ground
35 TEST I TEST pin (connected to ground)
36 TES1 I TEST pin (connected to ground)
37 XTSL I X’tal selection circuit input (connected to ground)
38 VC I Center voltage input
39 FE I FOCUS error signal input
40 SE I Sled error signal input
41 TE I Tracking error signal input
42 CE I Center servo analog input
43 RFDC I RF signal input
44 ADIO O Not used (open)
45 AVSS0 — Analog ground
46 IGEN I Power supply pin operational amplifiers
47 AVDDO — Power supply (+3.3V)
48 ASYO O EFM full swing output
49 ASYI I Asymmetry comparator voltage input
50 BIAS I Asymmetry circuit constant current input
51 RFAC I EFM signal input
52 AVSS3 — Ground
DescriptionPin NamePin No. I/O
• IC101 DIGITAL SIGNAL PROCESSOR (CXD3017Q) (BD Board)
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