m62481fp Mitsumi Electronics, Corp., m62481fp Datasheet - Page 27

• Manufacturer Part Number: m62481fp
• Description: Pickup Servo System With Automatic Adjustment
• Manufacturer: Mitsumi Electronics, Corp.

(24)-2 V
3
2
1
D-62481-87I
. Track gain ( -11->9.8dB ) Measurement circuit (24)-2
. Track gain ( R3;D4->7=1 ( 9.8dB ) Measurement circuit (24 )-2
Vos
. Track gain ( R3;D4->7=1 ( 9.8dB ) Measurement circuit (24)-1
Input pin55 add Va( Offet voltage )
Vos
Vos
TE1
TE1
OSTE1adj
TE1
adj( pin4 ) : mesurement
adj is within +/- 15mV by adjusting Va.
: within +/- 50mV
19
Track
balance2
V
REF
+
56
30k
400k
400k
F-E
PICKUP SERVO SYSTEM WITH AUTOMATIC ADJUSTMENT
(
47k
47k
MITSUBISHI
27
ELECTRIC
55
Track
gain1
30k
400k
/ 88 )
400k
TS OFF
MITSUBISHI SOUND PROCESSOR LSI
Track
balance1
VREF=1/2Vcc
1k
22k
TE1
2k
TS ON
TE2
220k
18k
M62481FP
TS HOLD
Track
offset
1.2M
Track
gain2
2
3
4
6
7
1
V
100k
220k
OSTE2
240k
47k
27k