CXD3017Q

CXD3017Q CD Digital Signal Processor with Built-in Digital Servo and DAC Description The CXD3017Q is a digital signal processor LSI for CD players. This LSI incorporates a digital servo, digital filter, zero detection circuit, 1-bit DAC and analog low-pass filter. Features Digital Signal Processor (DSP) Block 1×, 2×, 4× speed playback supported 16K-RAM EFM data demodulation Enhanced EFM frame sync signal protection SEC strategy-based error correction Subcode demodulation and Sub Q data error detection Digital spindle servo 16-bit traverse counter Asymmetry compensation circuit CPU interface on serial bus Error correction monitor signal, etc. output from a new CPU interface Servo auto sequencer Digital audio interface outputs Digital level meter, peak meter CD TEXT data demodulation Digital Servo (DSSP) Block Microcomputer software-based flexible servo control Offset cancel function for servo error signal Auto gain control function for servo loop E:F balance, focus bias adjustment function Surf jump function supporting micro two-axis Tracking filter: 6 stages, focus filter: 5 stages Digital Filter, DAC and Analog Low-pass Filter Blocks DBB (digital bass boost) function Double-speed playback supported Digital de-emphasis Digital attenuation 8Fs oversampling filter Applications CD players 80 pin LQFP (Plastic) Structure Silicon gate CMOS IC Absolute Maximum Ratings Supply voltage VDD –0.5 to +4.6 V Input voltage VI –0.5 to...