Datasheet LTC2253, LTC2252 (Analog Devices) - 8

LTC2253/LTC2252
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2252: 8192 Point FFT, LTC2252: Typical INL, 2V Range, LTC2252: Typical DNL, 2V Range, fIN = 5MHz, –1dB, 2V Range, 105Msps 105Msps 105Msps
1.0 1.0 0 0.8 0.8 –10 –20 0.6 0.6 –30 0.4 0.4 –40 0.2 0.2 –50 0 0 –60 –0.2 –0.2 –70 INL ERROR (LSB) AMPLITUDE (dB) DNL ERROR (LSB) –80 –0.4 –0.4 –90 –0.6 –0.6 –100 –0.8 –0.8 –110 –1.0 –1.0 –120 0 1024 2048 3072 4096 0 1024 2048 3072 4096 0 10 20 30 40 50 CODE 22532 G17 CODE 22532 G18 FREQUENCY (MHz) 22532 G19
LTC2252: 8192 Point FFT, LTC2252: 8192 Point FFT, LTC2252: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range, fIN = 70MHz, –1dB, 2V Range, fIN = 140MHz, –1dB, 2V Range, 105Msps 105Msps 105Msps
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) AMPLITUDE (dB) –80 –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 10 20 30 40 50 0 10 20 30 40 50 0 10 20 30 40 50 FREQUENCY (MHz) 22532 G20 FREQUENCY (MHz) 22532 G21 FREQUENCY (MHz) 22532 G22
LTC2252: 8192 Point 2-Tone FFT, fIN = 28.2MHz and 26.8MHz, –1dB, LTC2252: Grounded Input LTC2252: SNR vs Input Frequency, 2V Range, 105Msps Histogram, 105Msps –1dB, 2V Range, 105Msps
0 60000 73 –10 56911 72 –20 50000 –30 71 –40 40000 70 –50 –60 30000 69 COUNT –70 SNR (dBFS) 68 AMPLITUDE (dB) –80 20000 –90 67 –100 10000 66 –110 1913 6704 0 0 –120 0 65 0 10 20 30 40 50 2044 2045 2046 2047 2048 0 50 100 150 200 250 300 350 FREQUENCY (MHz) CODE 22532 G23 22532 G24 INPUT FREQUENCY (MHz) 22532 G25 22532fa 8