AD779KD Analog Devices Inc, AD779KD Datasheet
AD779KD
Specifications of AD779KD
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AD779KD Summary of contents
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FEATURES AC and DC Characterized and Specified ( Grades) 128k Conversions per Second 1 MHz Full Power Bandwidth 500 kHz Full Linear Bandwidth 80 dB S/N+D ( Grades) Twos Complement Data Format (Bipolar Mode) Straight ...
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AD779–SPECIFICATIONS ( SPECIFICATIONS MIN f = 10.009 kHz unless otherwise noted) lN Parameter SIGNAL-TO-NOISE AND DISTORTION (S/N+D) RATIO –0.5 dB Input (Referred Input) –20 dB Input (Referred to –20 dB Input) –60 dB Input ...
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DC SPECIFICATIONS ( MIN Parameter TEMPERATURE RANGE J, K Grades A, B Grades S, T Grades ACCURACY Resolution Integral Nonlinearity (INL) Differential Nonlinearity (DNL) 1 Unipolar Zero Error (@ + Bipolar Zero Error (@ +25 C) ...
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AD779 TIMING SPECIFICATIONS (All device types +12 V MIN MAX CC 5 10%) DD Parameter Symbol Min 1 Conversion Rate t CR Convert Pulse Width t 0.097 CP Aperture Delay ...
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... For further information on ESD precautions, refer to Analog Devices’ ESD Prevention Manual. 2 Model Temperature Range AD779JN +70 C AD779KN +70 C AD779JD +70 C AD779KD +70 C AD779AD – +85 C AD779BD – +85 C AD779SD – +125 C AD779TD – +125 C NOTES 1 For two cycle read (8+16 bits) interface to 8-bit buses, see AD679 ...
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AD779 28-Pin DIP Symbol Pin No. AGND 7 AIN 6 BIPOFF DGND 14 DB13–DB0 28–15 EOC 2 EOCEN REF 9 IN REF 8 OUT ...
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DEFINITION OF SPECIFICATIONS NYQUIST FREQUENCY An implication of the Nyquist sampling theorem, the “Nyquist Frequency” converter is that input frequency which is one- half the sampling frequency of the converter. SIGNAL-TO-NOISE AND DISTORTION (S/N+D) RATIO S/N+D is the ...
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AD779 CONVERSION TRUTH TABLE INPUTS Mode SC EOCEN CS Start Conversion Conversion Status Data Access NOTES 1 = HIGH voltage level. 0 ...
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BIPOLAR RANGE INPUTS The connections for the bipolar mode are shown in Figure 5. In this mode, data output coding will be twos complement binary. This circuit will allow approximately offset trim range ( 40 LSB) and ...
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AD779 An effort should be made to minimize the trace length between the capacitor leads and the respective converter power supply and common pins. The circuit layout should attempt to locate the AD779, associated analog input circuitry and interconnec- tions ...
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AD779 TO 80186 Figure 10 shows the AD779 interfaced to the 80186 micropro- cessor. This interface allows the 80186’s built-in DMA control- ler to transfer the AD779 output into a RAM based FIFO buffer of any length, with no microprocessor ...
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AD779 Figure 15. S/(N+D) vs. Input Frequency and Amplitude Figure 17. Nonaveraged IMD Plot for f 9.58 kHz ( 128 kSPS b 28-Lead Plastic DIP Package (N-28) Figure 16. 5-Plot Averaged 2048-Point FFT at 128 kSPS ...