CXA2570N

CXA2570N RF Matrix Amplifier Description The CXA2570N is an IC developed for the RF signal processing of compact disc players. Features Wide band RF signal processing RF system VCA circuit RF system equalizer (supports CAV mode) Supports pickups with built-in RF summing amplifier Low power consumption mode (EQ Pass mode) RW/ROM switching mode Functions RFAC summing amplifier, equalizer, VCA RFDC summing amplifier Focus error amplifier Tracking error amplifier Automatic power control VC buffer amplifier Applications CD-ROM/RW compatible systems Structure Bipolar silicon monolithic IC 24 pin SSOP (Plastic) Absolute Maximum ratings Supply voltage Vcc Operating temperature Topr Storage temperature Tstg Allowable power dissipation PD 7 V –20 to +75 °C –65 to +150 °C 620 mW Operating Conditions Supply voltage Vcc – GND 3.0 to 5.5 V Operating temperature Topr –20 to +75 °C 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– E98259A98-PS CXA2570N Connected Circuit Diagram 0.1µ VCC ACSUM EQI AC SUM RF VC A B C D A B C D DC SUM RW/ROM C VC D VC RW/ROM RW/ROM F VC E PD VC LD SW APC-OFF (Hi-Z) RW/ROM (H/L) VC A...