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  2. Successive-approximation ADC - Wikipedia

    en.wikipedia.org/wiki/Successive-approximation_ADC

    Successive-approximation ADC block diagram showing digital-to-analog converter (DAC), end of conversion indicator (EOC), successive-approximation register (SAR), sample and hold circuit (S/H), input voltage (V in) and reference voltage (V ref)

  3. Saudi riyal - Wikipedia

    en.wikipedia.org/wiki/Saudi_riyal

    The Saudi riyal (Arabic: ريال سعودي riyāl suʿūdiyy) is the currency of Saudi Arabia. It is abbreviated as ر.س SAR, or SR (Saudi Arabian Riyal/Saudi Riyal). It is subdivided into 100 halalas (Arabic: هللة Halalah). The currency is pegged to the US dollar at a constant rate of exchange. [2]

  4. Specific absorption rate - Wikipedia

    en.wikipedia.org/wiki/Specific_absorption_rate

    Specific energy absorption rate (SAR) averaged over the whole body or over parts of the body, is defined as the rate at which energy is absorbed per unit mass of body tissue and is expressed in watts per kilogram (W/kg). Whole body SAR is a widely accepted measure for relating adverse thermal effects to RF exposure. [9]

  5. Flash ADC - Wikipedia

    en.wikipedia.org/wiki/Flash_ADC

    A flash ADC (also known as a direct-conversion ADC) is a type of analog-to-digital converter that uses a linear voltage ladder with a comparator at each "rung" of the ladder to compare the input voltage to successive reference voltages.

  6. Analog-to-digital converter - Wikipedia

    en.wikipedia.org/wiki/Analog-to-digital_converter

    4-channel stereo multiplexed analog-to-digital converter WM8775SEDS made by Wolfson Microelectronics placed on an X-Fi Fatal1ty Pro sound card AD570 8-bit successive-approximation analog-to-digital converter AD570/AD571 silicon die INTERSIL ICL7107. 3.5 digit (i.e. conversion from analog to a numeric range of 0 to 1999 vs. 3 digit range of 0 to 999, typically used in meters, counters, etc ...

  7. Effective number of bits - Wikipedia

    en.wikipedia.org/wiki/Effective_number_of_bits

    Effective number of bits (ENOB) is a measure of the real dynamic range of an analog-to-digital converter (ADC), digital-to-analog converter (DAC), or associated circuitry. . Although the resolution of a converter may be specified by the number of bits used to represent the analog value, real circuits however are imperfect and introduce additional noise and distor

  8. Structure–activity relationship - Wikipedia

    en.wikipedia.org/wiki/Structure–activity...

    The structure–activity relationship (SAR) is the relationship between the chemical structure of a molecule and its biological activity. This idea was first presented by Alexander Crum Brown and Thomas Richard Fraser at least as early as 1868.

  9. Sodium adsorption ratio - Wikipedia

    en.wikipedia.org/wiki/Sodium_adsorption_ratio

    The sodium adsorption ratio (SAR) is an irrigation water quality parameter used in the management of sodium-affected soils. It is an indicator of the suitability of water for use in agricultural irrigation , as determined from the concentrations of the main alkaline and earth alkaline cations present in the water.