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CXD3017Q Datasheet(PDF) 1 Page - Sony Corporation |
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CXD3017Q Datasheet(HTML) 1 Page - Sony Corporation |
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1 / 117 page  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 Structure Silicon gate CMOS IC Absolute Maximum Ratings • Supply voltage VDD –0.5 to +4.6 V • Input voltage VI –0.5 to +4.6 V (VSS – 0.5V to VDD + 0.5V) • Output voltage VO –0.5 to +4.6 V (VSS – 0.5V to VDD + 0.5V) • Storage temperature Tstg –55 to +150 °C • Supply voltage difference VSS – AVSS –0.3 to +0.3 V VDD – AVDD –0.3 to +0.3 V Note) AVDD includes XVDD and AVSS includes XVSS. Recommended Operating Conditions • Supply voltage VDD 2.7 to 3.6 V • Operating temperature Topr –20 to +75 °C I/O Capacitance • Input pin CI 9 (Max.) pF • Output pin CO 11 (Max.) pF • I/O pin CI/O 11 (Max.) pF Note) Measurement conditions VDD = VI = 0V fM = 1MHz – 1 – E99Y24-PS 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. 80 pin LQFP (Plastic) Playback speed CD-DSP block DAC block 4 × 2.7 to 3.6 2 × 2.7 to 3.6 2.7 to 3.6 1 × 2.7 to 3.6 2.7 to 3.6 VDD [V] |
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