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ADS5545 Datasheet(PDF) 29 Page - Texas Instruments |
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ADS5545 Datasheet(HTML) 29 Page - Texas Instruments |
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www.ti.com VoltageForcedontheCMPin − V 82 83 84 86 87 1.4 1.45 1.5 1.55 1.6 67 68 66 69 70 71 SFDR SNR 85 f =20MHz IN f-Frequencyof ACCommon-ModeVoltage-MHz -70 -65 -60 -45 -40 -35 0 20 40 60 80 100 -55 -50 f − Frequency − MSPS 0 10 20 30 40 50 60 70 80 100 0 20 40 60 80 120 180 200 90 160 DDRLVDS CMOS 5-pFLoadCap CMOS 0-pFLoadCap CMOS 10-pFLoadCap 100 140 F − SamplingFrequency − MSPS S 0.64 0.70 0.76 0.82 0.88 0.94 1.00 1.06 1.12 1.18 1.24 0 20 40 60 80 100 120 140 160 180 LVDSMode Default PowerMode1 PowerMode2 PowerMode3 200 ADS5517 SLWS203 – DECEMBER 2007 TYPICAL CHARACTERISTICS (continued) All plots are at 25 °C, AVDD = DRVDD = 3.3 V, sampling frequency = 200 MSPS, sine wave input clock, 1.5 V PP differential clock amplitude, 50% clock duty cycle, –1 dBFS differential analog input, internal reference mode, 0 dB gain, DDR LVDS data output (unless otherwise noted) PERFORMANCE IN EXTERNAL REFERENCE MODE COMMON-MODE REJECTION RATIO vs FREQUENCY Figure 27. Figure 28. POWER DISSIPATION vs DIGITAL CURRENT vs SAMPLING FREQUENCY SAMPLING FREQUENCY (Parallel CMOS) Figure 29. Figure 30. Copyright © 2007, Texas Instruments Incorporated Submit Documentation Feedback 29 Product Folder Link(s): ADS5517 |
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