Sony HCD-CBX3 - Page 49

49
HCD-BX5BT/CBX1/CBX3
• IC Pin Function Description
CD BOARD IC101 (CD-MP3 PROCESSOR) TC94A70FG-006 (BX5BT/CBX1),TC94A70FG-007 (S, D) (CBX3)
Pin No.
Pin Name I/O Description
1
AVSS3 - Ground terminal
2
RFZi I RF ripple zero crossing signal input terminal
3
RFRP O RF ripple signal output terminal
4
SBAD/RFDC O Sub beam addition signal or RF peak detection signal output terminal Not used
5
FEi O Focus error signal output terminal Not used
6
TEi O Tracking error signal output terminal
7
TEZi I Tracking error zero crossing signal input terminal
8
AVDD3 - Power supply terminal (+3.3 V)
9
FOo O Focus coil drive signal output terminal
10
TRo O Tracking coil drive signal output terminal
11 VREF I
Reference voltage (+1.65V) input terminal
12
FMo O Sled motor drive signal output terminal
13
DMo O Spindle motor drive signal output terminal
14
VSSP3 - Ground terminal
15 VCOi I
VCO control voltage input terminal
16
VDDP3 - Power supply terminal (+3.3 V)
17
VDD1 - Power supply terminal (+1.5 V)
18
VSS - Ground terminal
19 FGiN I
FG signal input terminal Not used
20 IO0 (/HSO) I
Disc inner position detection signal input terminal
21 IO1 (/UHSO)
ONot used
22
XVSS3 - Ground terminal
23
XI I System clock input terminal (16.9344 MHz)
24
XO O System clock output terminal (16.9344 MHz)
25
XVDD3 - Power supply terminal (+3.3 V)
26
DVSS3 - Ground terminal
27
RO O Audio data (R-ch) output to the input selector
28
DVDD3 - Power supply terminal (+3.3 V)
29 DVR O
Reference voltage (+1.65V) output terminal
30
LO O Audio data (L-ch) output to the input selector
31
DVSS3 - Ground terminal
32
VDDT3 - Power supply terminal (+3.3 V)
33
VSS1 - Ground terminal
34
VDD1 - Power supply terminal (+1.5 V)
35
VDDM1 - Power supply terminal (+1.5 V)
36
SRAMSTB I S-RAM standby mode control signal input terminal Fixed at "L" in this set
37
XRST I Reset signal input from the system controller "L": reset
38, 39
BUS0, BUS1 I
Serial data input from the system controller and USB controller (CBX3)
Serial data input from the system controller (BX5BT/CBX1)
40
BUS2 (SO) I
Serial data input from the system controller and USB controller (CBX3)
Serial data input from the system controller (BX5BT/CBX1)
41
BUS3 (SI) I
Serial data input from the system controller and USB controller (CBX3)
Serial data input from the system controller (BX5BT/CBX1)
42
BUCK (CLK) I
Serial data transfer clock signal input from the system controller and USB controller (CBX3)
Serial data transfer clock signal input from the system controller (BX5BT/CBX1)
43
XCCE I
Chip enable signal input from the system controller and USB controller (CBX3)
Chip enable signal input from the system controller (BX5BT/CBX1)