Datasheet LTC2293, LTC2292, LTC2291 (Analog Devices) - 7

LTC2293/LTC2292/LTC2291
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2293: SNR and SFDR vs LTC2293: SNR vs Input Frequency, LTC2293: SFDR vs Input Frequency, Sample Rate, 2V Range, –1dB, 2V Range, 65Msps –1dB, 2V Range, 65Msps fIN = 5MHz, –1dB
72 100 110 95 100 71 SFDR 90 90 85 70 80 SNR (dBFS) SFDR (dBFS) 80 75 SNR AND SFDR (dBFS) SNR 69 70 70 68 65 60 0 50 100 150 200 0 50 100 150 200 0 20 40 60 80 100 INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) SAMPLE RATE (Msps) 229321 G10 229321 G11 229321 G12
LTC2293: SNR and SFDR vs LTC2293: SNR vs Input Level, LTC2293: SFDR vs Input Level, Clock Duty Cycle, 65Msps fIN = 30MHz, 2V Range, 65Msps fIN = 30MHz, 2V Range, 65Msps
100 80 120 dBFS SFDR: DCS ON 110 95 70 dBFS 100 60 90 SFDR: DCS OFF 90 50 80 85 dBc dBc 40 70 80 60 30 90dBc SFDR REFERENCE LINE 50 SNR AND SFDR (dBFS) 75 SNR (dBc AND dBFS) SFDR (dBc AND dBFS) 20 SNR: DCS ON 40 70 SNR: DCS OFF 10 30 65 0 20 30 35 40 45 50 55 60 65 70 –60 –50 – 40 –30 –20 –10 0 –60 –50 – 40 –30 –20 –10 0 CLOCK DUTY CYCLE (%) INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 229321 G13 229321 G14 229321 G15
LTC2293: IOVDD vs Sample Rate, LTC2293: I 5MHz Sine Wave Input, –1dB, VDD vs Sample Rate, 5MHz Sine Wave Input, –1dB OVDD = 1.8V
155 12 145 10 135 8 1V RANGE (mA) (mA) 125 6 2V RANGE I VDD I OVDD 115 4 105 2 95 0 0 10 20 30 40 50 60 70 80 0 10 20 30 40 50 60 70 80 SAMPLE RATE (Msps) SAMPLE RATE (Msps) 229321 G16 229321 G17 229321fa 7