Typical values are at TA = 25°C, ADC sampling rate = 80 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-7C1A7872-BC21-49DF-BE8A-DF36B2B98E11-low.gif](/ods/images/JAJSHP1E/GUID-7C1A7872-BC21-49DF-BE8A-DF36B2B98E11-low.gif)
SFDR = 88.9 dBc, SNR = 70.9 dBFS, SINAD = 70.8 dBFS, THD = 88.6 dBc, HD2 = 108.1 dBc, HD3 = 88.9 dBc |
Figure 6-61 FFT for 10-MHz Input Signal (Dither On)![FFT for 70-MHz Input Signal (Dither On) GUID-27C6F4EE-0FBE-49CD-9200-735B2AC93C01-low.gif](/ods/images/JAJSHP1E/GUID-27C6F4EE-0FBE-49CD-9200-735B2AC93C01-low.gif)
SFDR = 91.6 dBc, SNR = 70.8 dBFS, SINAD = 70.8 dBFS, THD = 91 dBc, HD2 = 112.2 dBc, HD3 = 91.6 dBc |
Figure 6-63 FFT for 70-MHz Input Signal (Dither On)![FFT for 170-MHz Input Signal (Dither On) GUID-C9F899EE-A1B5-42BA-A9C5-1A6D19DF816A-low.gif](/ods/images/JAJSHP1E/GUID-C9F899EE-A1B5-42BA-A9C5-1A6D19DF816A-low.gif)
SFDR = 95.8 dBc, SNR = 70.4 dBFS, SINAD = 70.3 dBFS, THD = 92.9 dBc, HD2 = 102.1 dBc, HD3 = 95.8 dBc |
Figure 6-65 FFT for 170-MHz Input Signal (Dither On)![FFT for 270-MHz Input Signal (Dither On) GUID-8DE7B1F5-694F-4381-BFE9-1785A1660200-low.gif](/ods/images/JAJSHP1E/GUID-8DE7B1F5-694F-4381-BFE9-1785A1660200-low.gif)
SFDR = 75.8 dBc, SNR = 69.4 dBFS, SINAD = 68.5 dBFS, THD = 74.6 dBc, HD2 = 75.8 dBc, HD3 = 80.9 dBc |
Figure 6-67 FFT for 270-MHz Input Signal (Dither On)![FFT for 450-MHz Input Signal (Dither On) GUID-F7FF6734-3D0F-455A-9D5B-ED576BCFEF70-low.gif](/ods/images/JAJSHP1E/GUID-F7FF6734-3D0F-455A-9D5B-ED576BCFEF70-low.gif)
SFDR = 77.7 dBc, SNR = 67.7 dBFS, SINAD = 67.3 dBFS, THD = 77.2 dBc, HD2 = 77.7 dBc, HD3 = 89.0 dBc |
Figure 6-69 FFT for 450-MHz Input Signal (Dither On)![FFT for Two-Tone Input Signal (–7 dBFS at 46 MHz and 50 MHz) GUID-DDFE88C8-89C5-470A-9B42-BF276913F640-low.gif](/ods/images/JAJSHP1E/GUID-DDFE88C8-89C5-470A-9B42-BF276913F640-low.gif)
fIN1 = 46 MHz, fIN2 = 50 MHz, IMD3 = 87.5 dBFS, each tone at –7 dBFS |
Figure 6-71 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-E274F38C-CAF4-4313-B14D-D200BE71607E-low.gif](/ods/images/JAJSHP1E/GUID-E274F38C-CAF4-4313-B14D-D200BE71607E-low.gif)
fIN1 = 185 MHz, fIN2 = 190 MHz, IMD3 = 89 dBFS, each tone at –7 dBFS |
Figure 6-73 FFT FOR Two-Tone Input Signal (–7 dBFS at 185 MHz and 190 MHz)
Figure 6-75 Intermodulation Distortion vs Input Amplitude (46 MHz and 50 MHz)
Figure 6-77 Signal-to-Noise Ratio vs Input Frequency
Figure 6-79 Performance vs Input Amplitude (30 MHz)
Figure 6-81 Performance vs Input Common-Mode Voltage (30 MHz)
Figure 6-83 Spurious-Free Dynamic Range vs AVDD Supply and Temperature (170 MHz)
Figure 6-85 Spurious-Free Dynamic Range vs DVDD Supply and Temperature (170 MHz)
Figure 6-87 Performance vs Differential Clock Amplitude (40 MHz)
Figure 6-89 Performance vs Clock Duty Cycle (30 MHz)![FFT for 10-MHz Input Signal (Dither Off) GUID-AF01EE25-5669-44D3-8F63-4DC0DA6E24B1-low.gif](/ods/images/JAJSHP1E/GUID-AF01EE25-5669-44D3-8F63-4DC0DA6E24B1-low.gif)
SFDR = 83.9 dBc, SNR = 71.1 dBFS, SINAD = 70.9 dBFS, THD = 82.6 dBc, HD2 = 91.8 dBc, HD3 = 83.9 dBc |
Figure 6-62 FFT for 10-MHz Input Signal (Dither Off)![FFT for 70-MHz Input Signal (Dither Off) GUID-7B9F3873-7291-47EF-B171-93DB3E270FAC-low.gif](/ods/images/JAJSHP1E/GUID-7B9F3873-7291-47EF-B171-93DB3E270FAC-low.gif)
SFDR = 85.5 dBc, SNR = 71.1 dBFS, SINAD = 70.9 dBFS, THD = 83.8 dBc, HD2 = 91.9 dBc, HD3 = 85.5 dBc |
Figure 6-64 FFT for 70-MHz Input Signal (Dither Off)![FFT for 170-MHz Input Signal (Dither Off) GUID-5182CC60-AC77-4C38-9E77-75D446BD9035-low.gif](/ods/images/JAJSHP1E/GUID-5182CC60-AC77-4C38-9E77-75D446BD9035-low.gif)
SFDR = 91.0 dBc, SNR = 70.7 dBFS, SINAD = 70.6 dBFS, THD = 88 dBc, HD2 = 91.0 dBc, HD3 = 97.2 dBc |
Figure 6-66 FFT for 170-MHz Input Signal (Dither Off)![FFT for 270-MHz Input Signal (Dither Off) GUID-292270DD-CA8A-4344-9EE2-A3514F8989BE-low.gif](/ods/images/JAJSHP1E/GUID-292270DD-CA8A-4344-9EE2-A3514F8989BE-low.gif)
SFDR = 75.6 dBc, SNR = 69.7 dBFS, SINAD = 68.6 dBFS, THD = 74.5 dBc, HD2 = 75.6 dBc, HD3 = 81.6 dBc |
Figure 6-68 FFT for 270-MHz Input Signal (Dither Off)![FFT for 450-MHz Input Signal (Dither Off) GUID-DAF6FA8F-E0EF-498A-B4EE-22FA56B029F1-low.gif](/ods/images/JAJSHP1E/GUID-DAF6FA8F-E0EF-498A-B4EE-22FA56B029F1-low.gif)
SFDR = 78.4 dBc, SNR = 67.9 dBFS, SINAD = 67.5 dBFS, THD = 77 dBc, HD2 = 78.4 dBc, HD3 = 84.3 dBc |
Figure 6-70 FFT for 450-MHz Input Signal (Dither Off)![FFT for Two-Tone Input Signal (–36 dBFS at 46 MHz and 50 MHz) GUID-9FD9C562-DC8F-4181-9389-396843B88834-low.gif](/ods/images/JAJSHP1E/GUID-9FD9C562-DC8F-4181-9389-396843B88834-low.gif)
fIN1 = 46 MHz, fIN2 = 50 MHz, IMD3 = 105 dBFS, each tone at –36 dBFS |
Figure 6-72 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-3C5E03D2-D077-47B0-9AF5-4BF934ECDAA4-low.gif](/ods/images/JAJSHP1E/GUID-3C5E03D2-D077-47B0-9AF5-4BF934ECDAA4-low.gif)
fIN1 = 185 MHz, fIN2 = 190 MHz, IMD3 = 105 dBFS, each tone at –36 dBFS |
Figure 6-74 FFT FOR Two-Tone Input Signal (–36 dBFS at 185 MHz and 190 MHz)
Figure 6-76 Intermodulation Distortion vs Input Amplitude (185 MHz and 190 MHz)
Figure 6-78 Spurious-Free Dynamic Range vs Input Frequency
Figure 6-80 Performance vs Input Amplitude (170 MHz)
Figure 6-82 Performance vs Input Common-Mode Voltage (170 MHz)
Figure 6-84 Signal-to-Noise Ratio vs AVDD Supply and Temperature (170 MHz)
Figure 6-86 Signal-to-Noise Ratio vs DVDD Supply and Temperature (170 MHz)
Figure 6-88 Performance vs Differential Clock Amplitude (150 MHz)
Figure 6-90 Performance vs Clock Duty Cycle (150 MHz)