26
DCD-510AE
TC94A70FG Terminal Functions
Pin
No.
Symbol I/O
Description
Default
Remarks
1
AVSS3
㧙
Grounding pin for 3.3V CD analog circuits.
㧙
2
RFZi
I
3AI/F
Input pin for RF ripple zero-cross signal.
I
Connect to RFRP by
0.033uF
3
RFRP
O
3AI/F
RF ripple signal output pin.
O
4
SBAD/RFDC
O
3AI/F
Sub beam addition signal or
RFDC (Hologram PUH RF peak detection
signal) signal output pin
O
5
FEi
O
3AI/F
Focus error signal input pin.
O
6
TEi
O
3AI/F
Tracking error signal input pin.
O
Monitor pin for the signal.
7
TEZi
I
3AI/F
Tracking error signal zero-cross input pin.
I
Connect to TEI by 0.033uF
8
AVDD3
㧙
Power supply pin for 3.3 V CD analog
circuits.
㧙
9
Foo
O
3AI/F
Focus servo equalizer output pin.
O
10
TRo
O
3AI/F
Tracking servo equalizer output pin.
O
Built-in series resister 3.3k
ǡ
11
VREF
㧙
Reference voltage pin for analog
circuits(1.65V)
㧙
Connect to VRO and
PVREF. Connect 0.1uF
12
FMo
O
3AI/F
Feed servo equalizer output pin.
O
13
DMo
O
3AI/F
Disc servo equalizer output pin
O
Built-in series resister
3.3k
ǡ
3-state output
(AVDD3,AVSS3,VREF)
14
VSSP3
㧙
Grounding pin for 3.3V DSP VCO circuits.
㧙
15
VCOi O
PD output for VCO (control voltage input
for VCO)
O Three-state
output
16
VDDP3
㧙
Power supply pin for 3.3V DSP VCO
circuit.
㧙
17
VDD1
㧙
Power supply pin for 1.5V digital circuit
㧙
18
VSS
㧙
Grounding pin for 1.5V digital circuit.
㧙
19
FGiN
I
3I/F
FG signal input pin for CAV.
CLV: "L", CAV: FG input
I Analog
input
20
io0(/HSo)
I/O
3I/F
General Input/output port -0 (CD)
(Playback speed mode flag output pin.)
I
Schmitt input
CMOS PORT
I/O
General Input/output port -1 (CD)
(Playback speed mode flag output pin.)
I
Schmitt input
CMOS PORT
Grounding pin for 3.3V system clock
oscillator circuit.
㧙
Input pin for system clock oscillator
Circuit (External Rfb=1M
:
)
I X'tal
Output pin for system clock oscillator
circuit
O X'tal
Power supply pin for 3.3 V system clock
oscillator circuit
㧙
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
