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AD9803 Datasheet(PDF) 4 Page - Analog Devices |
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AD9803 Datasheet(HTML) 4 Page - Analog Devices |
4 / 19 page REV. 0 AD9803–SPECIFICATIONS –4– AUX-MODE SPECIFICATIONS Parameter Min Typ Max Units POWER CONSUMPTION Normal (D-Reg 00) 80 mW High Speed (D-Reg 01) 110 mW MAXIMUM CLOCK RATE 18 MHz PGA Max Input Range 700 mV p-p Max Output Range 1000 mV p-p Digital Gain Control Gain Control Resolution 8 (Fixed) Bits Gain (Selected by the Serial I/F) Gain(0) –3.5 dB Gain(255) 10.5 dB ACTIVE CLAMP (CLAMP ON) Clamp Level (Selectable by the Serial I/F) CLP(0) (E-Reg 00) 34 LSB CLP(1) (E-Reg 01) 50 LSB CLP(2) (E-Reg 10) 66 LSB CLP(3) (E-Reg 11) 18 LSB TIMING SPECIFICATIONS 1 Pipeline Delay 4 (Fixed) Cycles Internal Clock Delay (tID) 5ns Output Delay (tOD) 20 ns Output Hold Time (tHOLD)2 ns NOTES 120 pF loading; timing shown in Figure 2. Specifications subject to change without notice. ADC-MODE SPECIFICATIONS Parameter Min Typ Max Units POWER CONSUMPTION (Normal D-Reg 00) 65 mW MAXIMUM CLOCK RATE 18 MHz ACTIVE CLAMP (Same as AUX-MODE) TIMING SPECIFICATIONS (Same as AUX-MODE) Specifications subject to change without notice. DAC SPECIFICATIONS (DAC1 and DAC2) Parameter Min Typ Max Units RESOLUTION 8 (Fixed) Bits MIN OUTPUT 0.1 V MAX OUTPUT VDD – 0.1 V MAX CURRENT LOAD 1 mA MAX CAPACITIVE LOAD 500 pF Specifications subject to change without notice. (TMIN to TMAX, ACVDD = ADVDD = DVDD = +2.8 V, fADCCLK = 18 MHz unless otherwise noted) (TMIN to TMAX, ACVDD = ADVDD = DVDD = +2.8 V, fADCCLK = 18 MHz unless otherwise noted) |
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