Datasheet AD9201 (Analog Devices) - 7

AD9201–Typical Characteristic Curves (AVDD = +3 V, DVDD = +3 V, FS = 20 MHz (50% duty cycle), 2 V input span from –0.5 V to +1.5 V, 2 V internal reference unless otherwise noted) 1.5 65 1.0 60 –0.5dB 0.5 55 –6dB 0 INL 50 SNR – dB –0.5 45 –20dB –1.0 40 –1.5 35 0 128 256 384 512 640 768 896 1024 1.00E+05 1.00E+06 1.00E+07 1.00E+08 CODE OFFSET INPUT FREQUENCY – Hz
Figure 3. Typical INL (1 V Internal Reference) Figure 6. SNR vs. Input Frequency
1 65 60 –0.5dB 0.5 55 –6dB 0 50 DNL SINAD – dB 45 –0.5 –20dB 40 –1.0 35 0 128 256 384 512 640 768 896 1024 1.00E+05 1.00E+06 1.00E+07 1.00E+08 CODE OFFSET INPUT FREQUENCY – Hz
Figure 4. Typical DNL (1 V Internal Reference) Figure 7. SINAD vs. Input Frequency
1.00 –30 0.80 –35 0.60 –40 0.40 –45 0.20 –20dB –50 0.00 – nA –55 I B –6dB –0.20 THD – dB –60 –0.40 –65 –0.5dB –0.60 –70 –0.80 –75 –1.00 –80 –1.0 –0.5 0 0.5 1.0 1.5 2.0 1.00E+05 1.00E+06 1.00E+07 1.00E+08 INPUT VOLTAGE – V INPUT FREQUENCY – Hz
Figure 5. Input Bias Current vs. Input Voltage Figure 8. THD vs. Input Frequency –6– REV. D