OverviewThe LC78855KM is a Σ∆ D/A converter with built-in digital filters for use in digital audio products.
Features• 8× oversampling digital filters• Digital de-emphasis (for Fs = 44.1 kHz)• Digital attenuation (with serial input)• Soft muting (with parallel inputs)• Supports double-speed playback.• Supports a 384 fs system clock.• PWM output• Single 5 V power supply• Si gate CMOS process
4 FOLD OVER SAMPLING DIGITAL FILTER FOR DIGITAL AUDIO
OverviewThe LC78856M and LC78856V are ∑∆-type digital-audio D/A converter circuits with built-in digital filters.
Features• 8× oversampling digital filter• Digital de-emphasis (supports fs = 44.1 kHz)• Soft muting• Double speed support• Support for a 384fs system clock• PWM outputs• 5 V single-voltage power supply• Si-gate CMOS process
The CXD2587Q 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.
OVERVIEWThe SM5803AP/APT is a multi-function digital filter for digital audio fabricated using NPCs original molybdenum-gate CMOS technology.
The STA323W is an integrated solution of digital audio processing, digital amplifier control, and DDX-Power Output Stage, thereby creating a high-power single-chip DDX® solution comprising of high-quality, high-efficiency, all digital amplification.
The STA326 is an integrated solution of digital audio processing, digital amplifier control, and DDX Power Output Stage, thereby creating a high-power single-chip DDX® solution comprising of high quality, high-efficiency, all digital amplification. The STA326 can be configured via digital control to operate in several output modes providing up to 2.1 channels of power output to speakers.
The CXD3068Q is a digital signal processor LSI for CD players. This LSI incorporates a digital servo.
• All digital signal processings during playback are performed with a single chip
• Highly integrated mounting possible due to a built in RAM
The SAA7366 is a CMOS cost effective stereo analog-to-digital converter (ADC) using the Philips bitstream conversion technique.
• Integrated buffers for simple interfacing to analog inputs
• 4 flexible serial interface modes
• Overload detection of digital signal ≥−1 dB amplitude
• Selectable high-pass filter
• 18-bit serial output
• 3.4 to 5.5 V operation of digital part
• Standby mode
• SO24 package
• Small non-critical PCB layout.
The device is designed for digital acquisition of analog audio signals for digital audio systems such as:
• Digital Compact Cassette (DCC)
• Digital Audio Tape (DAT).