(No.49860)1-29
• Pin function
Pin No.
Symbol
I/O
Function
1
PD
I
APC amp input terminal
2
LD
O APC amp output terminal
3
LD ON
I
APC ON/OFF control terminal
4
LDP
-
Connect to ground
5
VCC
-
Power supply
6
RF-
I
Inverse input pin for RF amp
7
RF OUT
O RFamp output
8
RF IN
I
RF input
9
C.AGC
I/O Connecting pin of AGC loop filter
10
ARF
O RF output
11
C.ENV
I/O A capacitor is connected to this terminal to detect the envelope of RF signal
12
C.EA
I/O A capacitor is connected to this terminal to detect the envelope of RF signal
13
CS BDO
I/O A capacitor is connected to detect the lower envelope of RF signal
14
BDO
O BDO output pin
15
CS BRT
I/O A capacitor is connected to detect the lower envelope of RF signal
16
OFTR
O Of-track status signal output
17
/NRFDET
O RF detection signal output
18
GND
-
Ground
19
ENV
O Envelope output
20
VREF
O Reference voltage output
21
LD OFF
-
Connect to ground
22
VDET
O Vibration detection signal output
23
TE BPF
I
Input pin of tracking error through BPF
24
CROSS
O Tracking error cross output
25
TE OUT
O Tracking error signal output
26
TE-
I
Inverse input pin for tracking error amp
27
FE OUT
O Output pin of focus error
28
FE-
I
Inverse input pin for focus error amp
29
FBAL
I
Focus balance control
I
Tracking balance control
I/O F I-V amp gain control
I/O E I-V amp gain control
I
I-V amp input
I
I-V amp input
I
I-V amp input
I
I-V amp input
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