CXD2508AR

CXD2508AQ/AR CD Digital Signal Processor For the availability of this product, please contact the sales office. Description The CXD2508AQ/AR is a digital signal processor for CD players and is equipped with built-in digital filters, no-sound data detection circuit, and 1-bit DAC. Features DSP block Digital PLL EFM frame sync protection SEC strategy-based error correction Subcode demodulation, CRC checking Digital spindle servo Servo auto sequencer Asymmetry compensation circuit Digital audio interface output 16K RAM Double-speed playback capability New microcomputer interface circuit Digital filter, DAC block Double-speed playback capability Digital de-emphasis Digital attenuation No-sound data detection circuit 4 Fs oversampling filter Secondary ∆∑ noise shaper PWM-system pulse conversion output CXD2508AQ 80 pin QFP (Plastic) CXD2508AQ 80 pin QFP (Plastic) CXD2508AQ 80 pin QFP (Plastic) CXD2508AR 80 pin LQFP (Plastic) Applications CD players Structure Silicon gate CMOS IC Absolute Maximum Ratings –0.3 to 7.0 V Supply voltage VDD Input voltage VI –0.3 to 7.0 V Input voltage VIN Vss–0.3V (min.) VDD+0.3 (max.) V Output voltage VO –0.3 to 7.0 V Storage temperature Tstg –40 to 125 °C Supply voltage variation VSS–AVSS –0.3V (min.) +0.3V (max.) VDD–AVDD –0.3V (min.) +0.3V (max.) Recommended Operating Conditions Supply voltage VDD Note) 4.5 to 5.5V (double-speed playback) 3.5 to 5.5V (normal-speed playback) 3.4 to 5.5V (low power...