Diagrams; Ic Pin Functions - Sony CDP-XE400 Service Manual

4-1. IC PIN FUNCTIONS

• IC101 CXD2545Q (DIGITAL SERVO & DIGITAL SIGNAL PROCESSOR)
Pin No. Pin Name
1 SRON
2 SRDR
3 SFON
4 TFDR
5 TRON
6 TRDR
7 TFON
8 FFDR
9 FRON
10 FRDR
11 FFON
12 VCOO
13 VCOI
14 TEST
15 DVSS
16 TES2
17 TES3
18 PDO
19 VPCO
20 VCKI
21 AVD2
22 IGEN
23 AVS2
24 ADIO
25 RFC
26 RFDC
27 TE
28 SE
29 FE
30 VC
31 FILO
32 FILI
33 PCO
34 CLTV
35 AVS1
36 RFAC
37 BIAS
38 ASYI
39 ASYO
40 AVD1
41 DVDD
42 ASYE
43 PSSL
44 WDCK
45 LRCK
46 DATA
47 BCLK
SECTION 4

DIAGRAMS

I/O
O Sled drive output (Not used.)
O Sled drive output
O Sled drive output (Not used.)
O Tracking drive output
O Tracking drive output (Not used.)
O Tracking drive output
O Tracking drive output (Not used.)
O Focus drive output
O Focus drive output (Not used.)
O Focus drive output
O Focus drive output (Not used.)
O VCO output for analog EFM PLL. (Not used.)
I VCO input for analog EFM PLL. (Ground)
I TEST pin connected normally to Ground.
— Digital Ground
I TEST pin connected normally to Ground.
I TEST pin connected normally to Ground.
O Charge-pump output for analog EFM PLL. (Not used.)
O Charge-pump output for variable pitch PLL. (Not used.)
I Clock input from variable pitch external VCO. (Ground)
— Analog power supply
I Power supply pin for operational amplifiers.
— Analog Ground
I (Not used.)
O (Not used.)
I RF signal input
I Tracking error signal input
I Sled error signal input
I Focus error signal input
I Center voltage input pin
O Filter output for master PLL.
I Filter input for master PLL.
O Charge-pump output for master PLL.
I Control voltage input for master VCO.
— Analog Ground
I EFM signal input
I Asymmetry circuit constant current input
I Asymmetry comparate voltage input
O EFM full swing output
— Analog power supply
— Digital power supply
I Asymmetry circuit ON/OFF
I Audio data output mode selection input
O 48-bit slot D/A interface. Word clock
O 48-bit slot D/A interface. LR clock
O DA 16 output when PSSL=1. 48-bit slot serial data when PSSL=0.
O DA 15 output when PSSL=1. 48-bit slot data when PSSL=0.
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Function