ADV7170/ADV7171
NOISE SPECTRUM (NTSC)
FIELD = 2 LINE = 64
AMPLITUDE (0dB = 714mV p-p)
BANDWIDTH 100kHz TO FULL
WFM →
PEDESTAL
NOISE LEVEL = –80.1dB RMS
–5.0
–10.0
–15.0
–20.0
–25.0
–30.0
–35.0
–40.0
–45.0
–50.0
–55.0
–60.0
–65.0
–70.0
–75.0
–80.0
–85.0
–90.0
–95.0
–100.0
1.0
2.0
3.0
(MHz)
4.0
5.0
6.0
Figure 95. NTSC SNR Pedestal Measurement
NOISE SPECTRUM (NTSC)
FIELD = 2 LINE = 64
WFM →
RAMP SIGNAL
AMPLITUDE (0dB = 714mV p-p)
NOISE LEVEL = –61.7dB RMS
BANDWIDTH 10kHz TO FULL (TILT NULL)
–5.0
–10.0
–15.0
–20.0
–25.0
–30.0
–35.0
–40.0
–45.0
–50.0
–55.0
–60.0
–65.0
–70.0
–75.0
–80.0
–85.0
–90.0
–95.0
–100.0
1.0
2.0
3.0
(MHz)
4.0
5.0
Figure 96. NTSC SNR Ramp Measurement
Rev. C | Page 57 of 64
ADI [ ADI ]
