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XL-V163TN/V164BK
XL-V263TN/V264BK
1. Block Diagram
2. Pin Description
Symbol
APC(Automatic Power Control) amp output pin.
APC amp input pin.
RF |-V amp inverted input pins; they are connected to the
A+ C and B + D pins of the
photodiode and receive current input.
F and E |-V amp inverted input pin; they are connected to Photodiodes F and E and receive
current input.
(VCC + VEE) /2 DC voltage output pin.
VC intermediate voltage input pin; when dual +5V power supplies are used, this pin is
connected to GND; fora single + 5V power supply, it is connected to the VR pin.
Monitor output pin for I-V amp E.
ain adjustment pin for |-VampE.
racking error amp. output pin.
ias adjustment pin for the mon-inverted side of the focus error amp.
ocus error amp. output pin.
RF amp output pin.
RF inverted side input pin; the resister connected between this pin and the RFO pin
determines the gain of theRF amp.
This pin switches the APC amp on/off: on for VCC, off for ground.
Lo)
PD1
PD2
3
<
A
a
b
4
m
pa. m
16
FE-BIAS
= ™~
8
RFO
19
RF |
=
of]
o
w
w
20
1-22 (No.20392)
j
|
i
S
R P 1 a
ane i
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