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AFE5808A Datasheet(PDF) 12 Page - Texas Instruments |
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AFE5808A Datasheet(HTML) 12 Page - Texas Instruments |
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12 / 66 page ![]() 0 5 10 15 20 25 30 35 40 45 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 Vcntl (V) Low noise Medium power Low power 0 5 10 15 20 25 30 35 40 45 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 Vcntl (V) −40 deg C 25 deg C 85 deg C 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 Gain (dB) G004 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 Gain (dB) G005 AFE5808A SLOS729B – OCTOBER 2011 – REVISED APRIL 2012 www.ti.com TYPICAL CHARACTERISTICS AVDD_5 V = 5 V, AVDD = 3.3 V, AVDD_ADC = 1.8 V, DVDD = 1.8 V, ac-coupled with 0.1 µF caps at INP and 1 5nF caps at INM, No active termination, VCNTL = 0 V, FIN = 5 MHz, LNA = 18 dB, PGA = 24 dB, 14 Bit, sample rate = 65 MSPS, LPF Filter = 15 MHz, low noise mode, VOUT = -1dBFS, 500 Ω CW feedback resistor, CMOS 16X clock, ADC is configured in internal reference mode, single-ended VCNTL mode, VCNTLM = GND, at ambient temperature TA = +25C, unless otherwise noted. Figure 2. Gain vs. VCNTL, LNA = 18 dB and PGA = 24 dB Figure 3. Gain Variation vs. Temperature, LNA = 18 dB and PGA = 24 dB Figure 4. Gain Matching Histogram, Figure 5. Gain Matching Histogram, VCNTL= 0.3V (34951 channels) VCNTL = 0.6V (34951 channels) 12 Submit Documentation Feedback Copyright © 2011–2012, Texas Instruments Incorporated Product Folder Link(s): AFE5808A |
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