Samsung MAX-557 - Page 7

Pin
No.
|
Name
Description
51
TZC
:
Tracking
Zero
Crossing
input
pin
52
TE2
|
Tracking
Error
Servo
input
pin
53
TE1
|
Output
pin
of
tracking
Error
Amplifier
54
TDFCT
Capacitor
Connection
pin
for
Defect
Compensation
of
tracking
servo
55
DVCC
Digital
positive
power
supply
input
pin
for
servo
part
56
FE2
Focus
error
servo
input
pin
57
FE1
Output
pin
of
focus
error
Amplifier
58
FDFCT
Capacitor
connection
pin
for
defect
compensation
of
focus
servo
59
FOK
Output
pin
of
Focus
ok
comparator.
60
LDON
Laser
diode
ON/OFF
control
pin
61
EI!
Feedback
input
pin
of
E
|-V
amplifier
62
EO
Output
pin
of
E
[-V
amplifier
63
FBIAS
Bias
pin
of
non-inverting
input
of
focus
error
amplifier
64
DVEE
Digital
negative
Power
supply
input
pin
for
servo
part
65
RFI
Output
Signal
of
RF
summing
amplifier
is
inputed
through
capacitor
66
RFO
Output
pin
of
RF
summing
amplifier
67
RF-
Inverting
input
pin
of
RF
summing
amplifier
68
RV
Output
pin
of
(AVCC
+
AVEE)/2
Voltage
69
CV
Bias
input
pin
of
Center
Voltage
Buffer
70
LD
Output
pin
of
APC
amplifier
71
PD
Input
pin
of
APC
amplifier
72
AVCC
Analog
positive
power
supply
input
pin
for
RF
part
73
N/C
No
connection
74
PD2
|
Inverting
input
pin
of
RF
I-V
AMP2
75
PD1
Inverting
input
pin
of
RF
I-V
AMP1
76
F
|
Inverting
input
pin
of
F
I-V
AMP
77
E
|
Inverting
input
pin
of
E
Il-V
AMP
78
P/N
|
Selecting
P-sub/N-sub
of
Laser
diode
79
DCC2
Defect
bottom-hold
Output
is
inputed
through
capacitor
80
DCC1
|
Output
pin
of
defect
bottom-hold
MAX-557