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CXA1992AR

Sony Corporation
Part Number CXA1992AR
Manufacturer Sony Corporation
Description RF Signal Processing Servo Amplifier
Published Mar 27, 2005
Detailed Description CXA1992AR RF Signal Processing Servo Amplifier Description The CXA1992AR is a bipolar IC developed for CD player RF sign...
Datasheet PDF File CXA1992AR PDF File

CXA1992AR
CXA1992AR

Overview
CXA1992AR RF Signal Processing Servo Amplifier Description The CXA1992AR 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 1-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 3.
0 to 5.
5 V Sony reserves the right to change products and specifications without prior notice.
This information does not convey any license by any implication or otherwise under any patents or other right.
Application circuits shown, if any, are typical examples illustrating the operation of the devices.
Sony cannot assume responsibility for any problems arising out of the use of these circuits.
–1– E96X16-PS CXA1992AR Block Diagram RF_M RFTC RF_O RF_I CC1 PD2 39 38 37 VEE 36 35 34 33 32 31 30 29 28 CC2 PD1 LD CB 27 PD2 IV AMP PD1 IV AMP RF SUMMING AMP FE_BIAS 40 VCC APC IIL ↓ VCC TTL FOK PD CP 26 SENS2 F 41 F IV AMP VEE LASER POWER CONTROL 25 SENS1 E 42 E IV AMP VCC FE AMP VCC 24 C.
OUT VEE DFCT IFB2 IFB3 IFB1 IFB4 IFB5 EI 43 BAL1 BAL2 BAL3 BAL4 IFB6 23 VEE LEVEL S XRST VEE VEE TOG1 TOG2 TOG3 TOG4 VEE 44 TGFL VEE FO.
BIAS WINDOW COMP.
VCC TEO 45 TRK.
GAIN WINDOW COMP.
22 DATA MIRR IIL ↓ TTL FOK TTL ↓ IIL 21 XLT LDON TGFL LPCL TEI...


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