Ic Pin Function Description - Sony DVP-S9 Service Manual

6-22. IC PIN FUNCTION DESCRIPTION

• RF BOARD IC001 SP3728AC (DVD/CD RF AMP, FOCUS/TRACKING ERROR AMP)
Pin No. Pin Name
1, 2 RFIP, RFIN
3 CP
4 WIN
5 WPP
6 CN
7 to 10 A2 to D2
11 to 14 D to A
15 to 18 E to H
19 VC
20 VPB
21 DVDPD
22 CDPD
23 VNB
24 LDSELO
25 DVDLD
CDLD
26
LDON
27
28 MEVO
MIN
29
MP
30
MB
31
32 MLPF
MIRR
33
BYP2
34
PII
35
36 PI
TZC
37
DFT
38
VCI
39
40 TZIN
TE
41
FE
42
TPH
43
44 MON
SRD
45
SWD
46
SCLK
47
48 SDEN
V33
49
RX
50
TPA
51
52 MEV
VNA
53
FNN, FNP
54, 55
DIP, DIN
56, 57
I/O
I
RF signal input terminal
— Tracking LPF terminal
I
Wobble detection signal input terminal Not used (open)
O
Wobble push-pull signal output terminal Not used (open)
—
Tracking LPF terminal
I Photo detector interface input terminal (AC coupled input for the DPD and wobble)
I
Photo detector interface input terminal (main)
I
Photo detector interface input terminal (sub)
O
Reference voltage (+2.5V) output terminal
— Power supply terminal (+5V) (servo block)
I
DVD APC signal input terminal
I
CD APC signal input terminal
—
Ground terminal (servo block)
O APC LD select signal output terminal
O
DVD APC signal output terminal
O
CD APC signal output terminal
I
APC LD output control signal input terminal
O Envelope signal output terminal for mirror
I
RF signal input terminal for mirror
—
Mirror top hold terminal
—
Mirror bottom hold terminal
— Mirror LPF terminal
O
Mirror detect signal output to the servo DSP (IC302)
—
Servo AGC gain control terminal
I
Pull-in signal input terminal
O Pull-in signal output terminal
O
Tracking zero crossing signal output to the servo DSP (IC302)
O
Defect signal output to the servo DSP (IC302)
I
Reference voltage input terminal
I Tracking zero crossing signal input terminal
O
Tracking error signal output to the servo DSP (IC302)
O
Focusing error signal output to the servo DSP (IC302)
—
PI top hold terminal
O Monitor signal output to the servo DSP (IC302)
O
Serial data output to the servo DSP (IC302)
I
serial data input from the servo DSP (IC302)
I
Serial clock signal input from the servo DSP (IC302)
I Serial data enable signal input from the servo DSP (IC302)
—
Power supply terminal (+3.3V) (CMOS output buffers)
I
Reference resistor input terminal
—
RF top hold terminal
— RF bottom envelope terminal
—
Ground terminal (RF block and serial port)
O
Differential filter normal signal output terminal
I
Analog signal input terminal for RF single buffer
Description
DVP-S9
47