Digital Electronics-Interfacing to the Analog World

Digital Electronics-Interfacing to the Analog World
71. Linearity error is the maximum deviation in step size from the ideal step size.
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72. One form of a sigma/delta modulator circuit is designed to convert a continuous analog signal into a modulated bit stream (A/D).
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73. In a binary-weighted D/A converter the sum of all the currents from the binary weighted resistors flows through the operational amplifier.
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74. In a binary-weighted D/A converter the sum of all the currents from the binary weighted resistors flows through the operational amplifier.
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75. In a counter-ramp A/D converter, the end-of-conversion line must be tied back to the clear input of the counter to change the circuit to perform continuous conversions.
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76. D/A conversion is the process of taking a voltage or current and converting it to a digital code.
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77. A sample-and-hold circuit is used in D/A conversion.
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78. The output of an analog-to-digital converter is a voltage level.
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79. A CD player probably uses a sigma/delta D/A converter.
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80. When the inputs of a four-bit D/A converter are connected to a binary up-counter, the output looks like an upward sloping line.
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