Datasheet LTC2298, LTC2297, LTC2296 (Analog Devices) - 8

LTC2298/LTC2297/LTC2296
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2297: 8192 Point FFT, LTC2297: Typical INL, LTC2297: Typical DNL, fIN = 5MHz, –1dB, 2V Range, 2V Range, 40Msps 2V Range, 40Msps 40Msps
2.0 1.00 0 –10 1.5 0.75 –20 1.0 0.50 –30 –40 0.5 0.25 –50 0 0 –60 –70 –0.5 –0.25 INL ERROR (LSB) DNL ERROR (LSB) AMPLITUDE (dB) –80 –1.0 –0.50 –90 –100 –1.5 –0.75 –110 –2.0 –1.00 –120 0 4096 8192 12288 16384 0 4096 8192 12288 16384 0 5 10 15 20 CODE CODE FREQUENCY (MHz) 2297 G01 2297 G02 2297 G03
LTC2297: 8192 Point FFT, LTC2297: 8192 Point FFT, LTC2297: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range, fIN = 70MHz, –1dB, 2V Range, fIN = 140MHz, –1dB, 2V Range, 40Msps 40Msps 40Msps
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) –80 AMPLITUDE (dB) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 5 10 15 20 0 5 10 15 20 0 5 10 15 20 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2297 G04 2297 G05 2297 G06
LTC2297: 8192 Point 2-Tone FFT, fIN = 21.6MHz and 23.6MHz, LTC2297: Grounded Input LTC2297: SNR vs Input Frequency, –1dB, 2V Range, 40Msps Histogram, 40Msps –1dB, 2V Range, 40Msps
0 30000 75 –10 24558 –20 25000 74 –30 –40 20000 –50 73 15714 14833 –60 15000 –70 COUNT SNR (dBFS) 72 AMPLITUDE (dB) –80 10000 –90 4641 4520 71 –100 5000 –110 640 546 30 36 –120 0 70 0 5 10 15 20 8184 8185 8186 81878188 8189 8190 81918192 0 50 100 150 200 FREQUENCY (MHz) INPUT FREQUENCY (MHz) 2297 G07 CODE 2297 G08 2297 G09 229876fa 8