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- Digital-to-analog_converter abstract "In electronics, a digital-to-analog converter (DAC, D/A, D2A or D-to-A) is a function that converts digital data (usually binary) into an analog signal (current, voltage, or electric charge). An analog-to-digital converter (ADC) performs the reverse function. Unlike analog signals, digital data can be transmitted, manipulated, and stored without degradation, albeit with more complex equipment. But a DAC is needed to convert the digital signal to analog to drive an earphone or loudspeaker amplifier in order to produce sound (analog air pressure waves).DACs and their inverse, ADCs, are part of an enabling technology that has contributed greatly to the digital revolution. To illustrate, consider a typical long-distance telephone call. The caller's voice is converted into an analog electrical signal by a microphone, then the analog signal is converted to a digital stream by an ADC. The digital stream is then divided into packets where it may be mixed with other digital data, not necessarily audio. The digital packets are then sent to the destination, but each packet may take a completely different route and may not even arrive at the destination in the correct time order. The digital voice data is then extracted from the packets and assembled into a digital data stream. A DAC converts this into an analog electrical signal, which drives an audio amplifier, which in turn drives a loudspeaker, which finally produces sound.There are several DAC architectures; the suitability of a DAC for a particular application is determined by six main parameters: physical size, power consumption, resolution, speed, accuracy, cost. Due to the complexity and the need for precisely matched components, all but the most specialist DACs are implemented as integrated circuits (ICs). Digital-to-analog conversion can degrade a signal, so a DAC should be specified that has insignificant errors in terms of the application.DACs are commonly used in music players to convert digital data streams into analog audio signals. They are also used in televisions and mobile phones to convert digital video data into analog video signals which connect to the screen drivers to display monochrome or color images. These two applications use DACs at opposite ends of the speed/resolution trade-off. The audio DAC is a low speed high resolution type while the video DAC is a high speed low to medium resolution type. Discrete DACs would typically be extremely high speed low resolution power hungry types, as used in military radar systems. Very high speed test equipment, especially sampling oscilloscopes, may also use discrete DACs.".
- Digital-to-analog_converter thumbnail CirrusLogicCS4282-AB.jpg?width=300.
- Digital-to-analog_converter wikiPageExternalLink data_conversion_handbook.html.
- Digital-to-analog_converter wikiPageExternalLink WP-36.
- Digital-to-analog_converter wikiPageID "92943".
- Digital-to-analog_converter wikiPageLength "20729".
- Digital-to-analog_converter wikiPageOutDegree "133".
- Digital-to-analog_converter wikiPageRevisionID "701562596".
- Digital-to-analog_converter wikiPageWikiLink 1-bit_DAC.
- Digital-to-analog_converter wikiPageWikiLink Abstract_and_concrete.
- Digital-to-analog_converter wikiPageWikiLink Amplifier.
- Digital-to-analog_converter wikiPageWikiLink Analog-to-digital_converter.
- Digital-to-analog_converter wikiPageWikiLink Analog_signal.
- Digital-to-analog_converter wikiPageWikiLink Analogue_filter.
- Digital-to-analog_converter wikiPageWikiLink Audio_bit_depth.
- Digital-to-analog_converter wikiPageWikiLink BIBO_stability.
- Digital-to-analog_converter wikiPageWikiLink Bandwidth_(signal_processing).
- Digital-to-analog_converter wikiPageWikiLink Baseband.
- Digital-to-analog_converter wikiPageWikiLink Behzad_Razavi.
- Digital-to-analog_converter wikiPageWikiLink Binary_number.
- Digital-to-analog_converter wikiPageWikiLink Bit.
- Digital-to-analog_converter wikiPageWikiLink CD_player.
- Digital-to-analog_converter wikiPageWikiLink Capacitor.
- Digital-to-analog_converter wikiPageWikiLink Category:Digital_signal_processing.
- Digital-to-analog_converter wikiPageWikiLink Category:Electronic_circuits.
- Digital-to-analog_converter wikiPageWikiLink Clock_signal.
- Digital-to-analog_converter wikiPageWikiLink Color_depth.
- Digital-to-analog_converter wikiPageWikiLink Compact_disc.
- Digital-to-analog_converter wikiPageWikiLink Computer_data_storage.
- Digital-to-analog_converter wikiPageWikiLink Current_source.
- Digital-to-analog_converter wikiPageWikiLink Decibel.
- Digital-to-analog_converter wikiPageWikiLink Delta-sigma_modulation.
- Digital-to-analog_converter wikiPageWikiLink Differential_nonlinearity.
- Digital-to-analog_converter wikiPageWikiLink Digital_Visual_Interface.
- Digital-to-analog_converter wikiPageWikiLink Digital_data.
- Digital-to-analog_converter wikiPageWikiLink Digital_potentiometer.
- Digital-to-analog_converter wikiPageWikiLink Digital_speaker.
- Digital-to-analog_converter wikiPageWikiLink Dirac_delta_function.
- Digital-to-analog_converter wikiPageWikiLink Distortion.
- Digital-to-analog_converter wikiPageWikiLink Dynamic_range.
- Digital-to-analog_converter wikiPageWikiLink Effective_number_of_bits.
- Digital-to-analog_converter wikiPageWikiLink Electric_charge.
- Digital-to-analog_converter wikiPageWikiLink Electric_current.
- Digital-to-analog_converter wikiPageWikiLink Electronic_component.
- Digital-to-analog_converter wikiPageWikiLink Electronics.
- Digital-to-analog_converter wikiPageWikiLink Fixed-point_arithmetic.
- Digital-to-analog_converter wikiPageWikiLink Flat_panel_display.
- Digital-to-analog_converter wikiPageWikiLink Flip-flop_(electronics).
- Digital-to-analog_converter wikiPageWikiLink Frequency_response.
- Digital-to-analog_converter wikiPageWikiLink Gamma_correction.
- Digital-to-analog_converter wikiPageWikiLink HDMI.
- Digital-to-analog_converter wikiPageWikiLink Hardware_architecture.
- Digital-to-analog_converter wikiPageWikiLink Harmonic.
- Digital-to-analog_converter wikiPageWikiLink High-pass_filter.
- Digital-to-analog_converter wikiPageWikiLink High_fidelity.
- Digital-to-analog_converter wikiPageWikiLink IBM_Selectric_typewriter.
- Digital-to-analog_converter wikiPageWikiLink Integral_linearity.
- Digital-to-analog_converter wikiPageWikiLink Integral_nonlinearity.
- Digital-to-analog_converter wikiPageWikiLink Integrated_circuit.
- Digital-to-analog_converter wikiPageWikiLink Integrator.
- Digital-to-analog_converter wikiPageWikiLink Interpolation.
- Digital-to-analog_converter wikiPageWikiLink I²S.
- Digital-to-analog_converter wikiPageWikiLink Jitter.
- Digital-to-analog_converter wikiPageWikiLink Johnson–Nyquist_noise.
- Digital-to-analog_converter wikiPageWikiLink Line_level.
- Digital-to-analog_converter wikiPageWikiLink Linearity.
- Digital-to-analog_converter wikiPageWikiLink Logarithm.
- Digital-to-analog_converter wikiPageWikiLink Low-pass_filter.
- Digital-to-analog_converter wikiPageWikiLink MP3.
- Digital-to-analog_converter wikiPageWikiLink Mobile_phone.
- Digital-to-analog_converter wikiPageWikiLink Modem.
- Digital-to-analog_converter wikiPageWikiLink Monotonic_function.
- Digital-to-analog_converter wikiPageWikiLink Negative_feedback.
- Digital-to-analog_converter wikiPageWikiLink Noise_floor.
- Digital-to-analog_converter wikiPageWikiLink Noise_shaping.
- Digital-to-analog_converter wikiPageWikiLink Nyquist_frequency.
- Digital-to-analog_converter wikiPageWikiLink Nyquist–Shannon_sampling_theorem.
- Digital-to-analog_converter wikiPageWikiLink Oscilloscope.
- Digital-to-analog_converter wikiPageWikiLink Oversampling.
- Digital-to-analog_converter wikiPageWikiLink Phase_distortion.
- Digital-to-analog_converter wikiPageWikiLink Portable_media_player.
- Digital-to-analog_converter wikiPageWikiLink Pressure.
- Digital-to-analog_converter wikiPageWikiLink Pulse-density_modulation.
- Digital-to-analog_converter wikiPageWikiLink Pulse-width_modulation.
- Digital-to-analog_converter wikiPageWikiLink Quantization_(signal_processing).
- Digital-to-analog_converter wikiPageWikiLink RAMDAC.
- Digital-to-analog_converter wikiPageWikiLink RC_circuit.
- Digital-to-analog_converter wikiPageWikiLink Radar.
- Digital-to-analog_converter wikiPageWikiLink Random-access_memory.
- Digital-to-analog_converter wikiPageWikiLink Reconstruction_filter.
- Digital-to-analog_converter wikiPageWikiLink Rectangular_function.
- Digital-to-analog_converter wikiPageWikiLink Resistor.
- Digital-to-analog_converter wikiPageWikiLink Resistor_ladder.
- Digital-to-analog_converter wikiPageWikiLink Sampling_(signal_processing).
- Digital-to-analog_converter wikiPageWikiLink Sign_function.
- Digital-to-analog_converter wikiPageWikiLink Signal_(electrical_engineering).
- Digital-to-analog_converter wikiPageWikiLink Sound_card.
- Digital-to-analog_converter wikiPageWikiLink Spurious-free_dynamic_range.
- Digital-to-analog_converter wikiPageWikiLink Step_function.
- Digital-to-analog_converter wikiPageWikiLink Television.