RF Signal Processing Servo Amplifier
CXA1992BR
RF Signal Processing Servo Amplifier
Description The CXA1992BR is a bipolar IC developed for CD player RF sign...
Description
CXA1992BR
RF Signal Processing Servo Amplifier
Description The CXA1992BR is a bipolar IC developed for CD player RF signal processing and servo control. Features Automatic focus bias adjustment circuit Automatic tracking balance and gain adjustment circuits RF level control circuit Interruption countermeasure circuit Sled overrun prevention circuit Anti-shock circuit Defect detection and prevention circuits RF I-V amplifier, RF amplifier APC circuit Focus and tracking error amplifier Focus, tracking and sled servo control circuits Focus OK circuit Mirror detection circuit Single power supply and dual power supplies Applications CD players Structure Bipolar silicon monolithic IC 52 pin LQFP (Plastic)
Absolute Maximum Ratings (Ta = 25°C) 12 V Supply voltage VCC Operating temperature Topr –20 to +75 °C Storage temperature Tstg –65 to +150 °C Allowable power dissipation PD 600 mW Recommended Operating Conditions Operating supply voltage VCC – VEE 4.5 to 5.5
V
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–1–
E97216A84
CXA1992BR
Block Diagram
RF_M
RFTC
RF_O
RF_I
CC1
PD2
39
38
37 VEE
36
35
34...
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