AD7810YRZ Analog Devices Inc, AD7810YRZ Datasheet
AD7810YRZ
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AD7810YRZ Summary of contents
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FEATURES 10-Bit ADC with 2.3 s Conversion Time Small Footprint 8-Lead microSOIC Package Specified Over a – +105 C Temperature Range Inherent Track-and-Hold Functionality Operating Supply Range: 2 5.5 V Specifications at 2 ...
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AD7810–SPECIFICATIONS Parameter DYNAMIC PERFORMANCE 1 Signal to (Noise + Distortion) Ratio 1 Total Harmonic Distortion Peak Harmonic or Spurious Noise 2 Intermodulation Distortion 2nd Order Terms 3rd Order Terms DC ACCURACY Resolution 1 Relative Accuracy 1 Differential Nonlinearity (DNL) 1 ...
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Timing Characteristics Parameter 10 2.3 2 ...
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AD7810 Pin No. Mnemonic Description CONVST 1 Convert Start. Falling edge puts the track-and-hold into hold mode and initiates a conversion. A rising edge on the CONVST pin enables the serial port of the AD7810. This is useful in multi- ...
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TERMINOLOGY Signal to (Noise + Distortion) Ratio This is the measured ratio of signal to (noise + distortion) at the output of the A/D converter. The signal is the rms amplitude of the fundamental. Noise is the rms sum of ...
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AD7810 CIRCUIT DESCRIPTION Converter Operation The AD7810 is a successive approximation analog-to-digital converter based around a charge redistribution DAC. The ADC can convert analog input signals in the range ures 4 and 5 below show simplified ...
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When using the pseudo differential input scheme, the signal on V must not vary by more than a 1/2 LSB during the conver- IN– sion process. If the signal on V varies during conversion, the IN– conversion result will be ...
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AD7810 POWER-UP TIMES The AD7810 has a 1.5 µs power-up time. When V connected, the AD7810 low current mode of operation. In order to carry out a conversion, the AD7810 must first be powered up. The ADC ...
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Mode 2 Operation (Automatic Power-Down) When used in this mode of operation, the part automatically powers down at the end of a conversion. This is achieved by leaving the CONVST signal low until the end of the conversion. Because it ...
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AD7810 MICROPROCESSOR INTERFACING The serial interface on the AD7810 allows the parts to be directly connected to a range of many different microprocessors. This section explains how to interface the AD7810 with some of the more common microcontroller serial interface ...
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REV. B OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 8-Lead Plastic DIP (N-8) 0.430 (10.92) 0.348 (8.84 0.280 (7.11) 0.240 (6.10 0.325 (8.25) 0.300 (7.62) 0.060 (1.52) PIN 1 0.015 (0.38) 0.210 (5.33) MAX 0.130 ...