Datasheet LTC1750 (Analog Devices) - 8

LTC1750
W U TYPICAL PERFOR A CE CHARACTERISTICS SNR vs Input Frequency and SFDR (HD2 and HD3) vs Input SFDR (HD2 and HD3) vs Input Amplitude, PGA = 1 Frequency and Amplitude, PGA = 0 Frequency and Amplitude, PGA = 1
74 110 110 –20dB 73 –20dB 100 72 –10dB 100 –20dB –10dB 71 90 –1dB 90 70 –10dB 80 69 –1dB –1dB SNR (dBFS) SFDR (dBFS) 80 SFDR (dBFS) 68 70 67 70 60 66 65 60 50 0 100 200 300 400 500 0 50 100 150 200 250 300 0 100 200 300 400 500 INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) INPUT FREQUENCY (Hz) 1750 G25 1750 G26 1750 G27
SFDR and SNR vs Sample Rate, SFDR and SNR vs VDD, 15.2MHz, 15.2MHz, –1dB Input –1dB Input
100 100 SFDR 95 95 SFDR 90 90 85 85 80 80 SNR SNR 75 75 SFDR AND SNR (dBFS) SFDR AND SNR (dBFS) 70 70 65 65 60 60 0 20 40 60 80 100 120 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5 SAMPLE RATE (Msps) VDD (V) 1750 G28 1750 G29 1750f 8