CXD2548R
CXD2548R is CD Digital Signal Processor with Built-in Digital Servo and DAC manufactured by Sony Semiconductor Solutions.
- Part of the CXD comparator family.
- Part of the CXD comparator family.
CD Digital Signal Processor with Built-in Digital Servo and DAC For the availability of this product, please contact the sales office.
Description The CXD2548R 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 on a single chip. Features
- All digital signal processing during playback is performed with a single chip
- Highly integrated mounting possible due to a builtin RAM Digital Signal Processor (DSP) Block
- Playback mode which supports CAV (Constant Angular Velocity)
- Frame jitter free
- 0.5 × to 2.5 × continuous playback possible
- Allows relative rotational velocity readout
- Supports spindle external control
- Wide capture range playback mode
- Spindle rotational velocity following method
- Supports normal-speed, double-speed playback
- 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 pensation 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 Digital Servo (DSSP) Block
- Microputer 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 functions
- Surf jump function supporting micro two-axis Digital Filter, DAC and Analog Low-Pass Filter...
