Datasheet AD9203 (Analog Devices) - 10

AD9203 1.2E+07 1.0 0.8 10000000 1.0E+07 0.6 0.4 8.0E+06 0.2 6.0E+06 0 HITS LSB –0.2 4.0E+06 –0.4 –0.6 2.0E+06 –0.8 4560 10310
00573-010
0.0E+00 –1.0
00573-013
N–1 N N+1 0 100 200 300 400 500 600 700 800 900 1024 CODE
Figure 10. Grounded Input Histogram Figure 13. Typical DNL Performance
80 10 SNR = 59.9dB 0 85 THD = –75dB SFDR = 82dB –THD –10 70 –20 –30 65 –40 HD (dB) –50 60 T SNR dB –60 NR/– 55 S –70 + –80 50 –90 45 –100 –110 40
00573-011
–120
00573-014
0 10 20 30 40 50 60 0E+0 2.5E+6 5.0E+6 7.5E+6 10.0E+6 12.5E+6 15.0E+6 17.5E+6 20.0E+6 SAMPLE RATE (MSPS)
Figure 11. SNR and THD vs. Sample Rate (f Figure 14. Single Tone Frequency Domain Performance (Input Frequency = IN = 20 MHz) 10 MHz, Sample Rate = 40 MSPS 2 V Differential Input, 8192 Point FFT)
1.0 80 0.8 75 0.6 –THD 0.4 70 0.2 HD (dB) 0 65 T LSB –0.2 NR/– S + 60 –0.4 SNR –0.6 55 –0.8
00573-015
–1.0
00573-012
50 0 100 200 300 400 500 600 700 800 900 1024 2.5 3.0 3.5 4.0 SUPPLY VOLTAGE (V)
Figure 12. Typical INL Performance Figure 15. SNR and THD vs. Power Supply (fIN = 20 MHz, Sample Rate = 40 MSPS) Rev. B | Page 9 of 28 Document Outline FEATURES GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM PRODUCT HIGHLIGHTS SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL CHARACTERISTICS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY TYPICAL PERFORMANCE CHARACTERISTICS OPERATIONS THEORY OF OPERATION OPERATIONAL MODES INPUT AND REFERENCE OVERVIEW INTERNAL REFERENCE CONNECTION EXTERNAL REFERENCE OPERATION CLAMP OPERATION DRIVING THE ANALOG INPUT OP AMP SELECTION GUIDE DIFFERENTIAL MODE OF OPERATION POWER CONTROL INTERFACING TO 5 V SYSTEMS CLOCK INPUT AND CONSIDERATIONS DIGITAL INPUTS AND OUTPUTS APPLICATIONS DIRECT IF DOWN CONVERSION ULTRASOUND APPLICATIONS EVALUATION BOARD OUTLINE DIMENSIONS ORDERING GUIDE