Typical values are at TA = 25°C, ADC sampling rate = 25 MSPS, 50% clock duty cycle, AVDD = 1.8 V, DVDD = 1.8 V, –1-dBFS differential input, 2-VPP full-scale, 32k-point FFT, chopper disabled, and SNR reported with a 1-MHz offset from dc when chopper is disabled and from fS / 2 when chopper is enabled (unless otherwise noted).
![FFT for 10-MHz Input Signal (Dither On) GUID-EAF32D56-900E-4AB4-9C01-C1D88D3AA024-low.gif](/ods/images/JAJSHP1E/GUID-EAF32D56-900E-4AB4-9C01-C1D88D3AA024-low.gif)
SFDR = 95.2 dBc, SNR = 71.2 dBFS, SINAD = 71.2 dBFS, THD = 94.1 dBc, HD2 = 106.0 dBc, HD3 = 95.2 dBc |
Figure 6-1 FFT for 10-MHz Input Signal (Dither On)![FFT for 70-MHz Input Signal (Dither On) GUID-6C57E810-59B3-4D8A-A2A8-08451901CBA8-low.gif](/ods/images/JAJSHP1E/GUID-6C57E810-59B3-4D8A-A2A8-08451901CBA8-low.gif)
SFDR = 91.6 dBc, SNR = 71.1 dBFS, SINAD = 71.1 dBFS, THD = 91 dBc, HD2 = 105.3 dBc, HD3 = 91.6 dBc |
Figure 6-3 FFT for 70-MHz Input Signal (Dither On)![FFT for 170-MHz Input Signal (Dither On) GUID-66E366A7-A9F9-4256-A699-56D0A095D520-low.gif](/ods/images/JAJSHP1E/GUID-66E366A7-A9F9-4256-A699-56D0A095D520-low.gif)
SFDR = 86.8 dBc, SNR = 70.2 dBFS, SINAD = 70.1 dBFS, THD = 84.8 dBc, HD2 = 89.9 dBc, HD3 = 86.8 dBc |
Figure 6-5 FFT for 170-MHz Input Signal (Dither On)![FFT for 270-MHz Input Signal (Dither On) GUID-3BF61FDA-9643-4728-906E-4336B1B16857-low.gif](/ods/images/JAJSHP1E/GUID-3BF61FDA-9643-4728-906E-4336B1B16857-low.gif)
SFDR = 75.7 dBc, SNR = 68.6 dBFS, SINAD = 67.8 dBFS, THD = 74.9 dBc, HD2 = 75.7 dBc, HD3 = 82.8 dBc |
Figure 6-7 FFT for 270-MHz Input Signal (Dither On)![FFT for 450-MHz Input Signal (Dither On) GUID-E6D0C8AF-3254-47D4-85EC-0F9DC9499699-low.gif](/ods/images/JAJSHP1E/GUID-E6D0C8AF-3254-47D4-85EC-0F9DC9499699-low.gif)
SFDR = 68.2 dBc, SNR = 66.6 dBFS, SINAD = 66.6 dBFS, THD = 92.7 dBc, HD2 = 68.2 dBc, HD3 = 87.8 dBc |
Figure 6-9 FFT for 450-MHz Input Signal (Dither On)![FFT for Two-Tone Input Signal (–7 dBFS at 46 MHz and 50 MHz) GUID-86A78304-93C7-476E-8679-3A13D4B821BE-low.gif](/ods/images/JAJSHP1E/GUID-86A78304-93C7-476E-8679-3A13D4B821BE-low.gif)
fIN1 = 46 MHz, fIN2 = 50 MHz, IMD3 = 84 dBFS, each tone at –7 dBFS |
Figure 6-11 FFT for Two-Tone Input Signal (–7 dBFS at 46 MHz and 50 MHz)![FFT for Two-Tone Input Signal (–7 dBFS at 185 MHz and 190 MHz) GUID-73B4C17C-FDC5-4DF5-AA54-78887FF0775D-low.gif](/ods/images/JAJSHP1E/GUID-73B4C17C-FDC5-4DF5-AA54-78887FF0775D-low.gif)
fIN1 = 185 MHz, fIN2 = 190 MHz, IMD3 = 91 dBFS, each tone at –7 dBFS |
Figure 6-13 FFT for Two-Tone Input Signal (–7 dBFS at 185 MHz and 190 MHz)
Figure 6-15 Intermodulation Distortion vs Input Amplitude (46 MHz and 50 MHz)
Figure 6-17 Signal-to-Noise Ratio vs Input Frequency
Figure 6-19 Performance vs Input Amplitude (30 MHz)
Figure 6-21 Performance vs Input Common-Mode Voltage (30 MHz)
Figure 6-23 Spurious-Free Dynamic Range vs AVDD Supply and Temperature (30 MHz)
Figure 6-25 Spurious-Free Dynamic Range vs DVDD Supply and Temperature (30 MHz)
Figure 6-27 Performance vs Differential Clock Amplitude (40 MHz)
Figure 6-29 Performance vs Clock Duty Cycle (30 MHz)![FFT for 10-MHz Input Signal (Dither Off) GUID-C139F5D7-CE24-4D20-9416-09326F29AB7D-low.gif](/ods/images/JAJSHP1E/GUID-C139F5D7-CE24-4D20-9416-09326F29AB7D-low.gif)
SFDR = 90.4 dBc, SNR = 71.6 dBFS, SINAD = 71.5 dBFS, THD = 88.6 dBc, HD2 = 90.4 dBc, HD3 = 105.5 dBc |
Figure 6-2 FFT for 10-MHz Input Signal (Dither Off)![FFT for 70-MHz Input Signal (Dither Off) GUID-9618DDC6-BD60-478B-9D5C-A1707D657F9C-low.gif](/ods/images/JAJSHP1E/GUID-9618DDC6-BD60-478B-9D5C-A1707D657F9C-low.gif)
SFDR = 90.6 dBc, SNR = 71.4 dBFS, SINAD = 71.3 dBFS, THD = 88.4 dBc, HD2 = 90.6 dBc, HD3 = 101.1 dBc |
Figure 6-4 FFT for 70-MHz Input Signal (Dither Off)![FFT for 170-MHz Input Signal (Dither Off) GUID-4E596C7F-35ED-4878-8EA7-51598DADE650-low.gif](/ods/images/JAJSHP1E/GUID-4E596C7F-35ED-4878-8EA7-51598DADE650-low.gif)
SFDR = 88.2 dBc, SNR = 70.5 dBFS, SINAD = 70.4 dBFS, THD = 85.7 dBc, HD2 = 88.2 dBc, HD3 = 92.3 dBc |
Figure 6-6 FFT for 170-MHz Input Signal (Dither Off)![FFT for 270-MHz Input Signal (Dither Off) GUID-0B35C4A3-52D8-419A-BFA0-0347E4778F44-low.gif](/ods/images/JAJSHP1E/GUID-0B35C4A3-52D8-419A-BFA0-0347E4778F44-low.gif)
SFDR = 75.3 dBc, SNR = 68.7 dBFS, SINAD = 67.7 dBFS, THD = 73.8 dBc, HD2 = 75.3 dBc, HD3 = 79.8 dBc |
Figure 6-8 FFT for 270-MHz Input Signal (Dither Off)![FFT for 450-MHz Input Signal (Dither Off) GUID-CA844F3D-BBE5-4CBA-8C68-4AB178CF17DF-low.gif](/ods/images/JAJSHP1E/GUID-CA844F3D-BBE5-4CBA-8C68-4AB178CF17DF-low.gif)
SFDR = 68.2 dBc, SNR = 66.5 dBFS, SINAD = 66.5 dBFS, THD = 87.1 dBc, HD2 = 68.2 dBc, HD3 = 92.7 dBc |
Figure 6-10 FFT for 450-MHz Input Signal (Dither Off)![FFT for Two-Tone Input Signal (–36 dBFS at 46 MHz and 50 MHz) GUID-94FF720A-B23E-4A1D-B6EB-002A5AEAE021-low.gif](/ods/images/JAJSHP1E/GUID-94FF720A-B23E-4A1D-B6EB-002A5AEAE021-low.gif)
fIN1 = 46 MHz, fIN2 = 50 MHz, IMD3 = 105 dBFS, each tone at –36 dBFS |
Figure 6-12 FFT for Two-Tone Input Signal (–36 dBFS at 46 MHz and 50 MHz)![FFT for Two-Tone Input Signal (–36 dBFS at 185 MHz and 190 MHz) GUID-24583624-CC0D-47DA-A6A1-2FBB1FD0BDA9-low.gif](/ods/images/JAJSHP1E/GUID-24583624-CC0D-47DA-A6A1-2FBB1FD0BDA9-low.gif)
fIN1 = 185 MHz, fIN2 = 190 MHz, IMD3 = 105 dBFS, each tone at –36 dBFS |
Figure 6-14 FFT for Two-Tone Input Signal (–36 dBFS at 185 MHz and 190 MHz)
Figure 6-16 Intermodulation Distortion vs Input Amplitude (185 MHz and 190 MHz)
Figure 6-18 Spurious-Free Dynamic Range vs Input Frequency
Figure 6-20 Performance vs Input Amplitude (170 MHz)
Figure 6-22 Performance vs Input Common-Mode Voltage (170 MHz)
Figure 6-24 Signal-to-Noise Ratio vs AVDD Supply and Temperature (30 MHz)
Figure 6-26 Signal-to-Noise Ratio vs DVDD Supply and Temperature (30 MHz)
Figure 6-28 Performance vs Differential Clock Amplitude (150 MHz)
Figure 6-30 Performance vs Clock Duty Cycle (150 MHz)