Datasheet LTC2230, LTC2231 (Analog Devices) - 9

LTC2230/LTC2231
W U TYPICAL PERFOR A CE CHARACTERISTICS LTC2231: Shorted Input Noise LTC2231: INL, 2V Range LTC2231: DNL, 2V Range Histogram
1.0 1.0 140000 0.8 0.8 131064 120000 0.6 0.6 0.4 0.4 100000 0.2 0.2 80000 0 0 COUNT 60000 – 0.2 – 0.2 ERROR (LSB) ERROR (LSB) – 0.4 – 0.4 40000 – 0.6 – 0.6 20000 – 0.8 – 0.8 5 3 – 1.0 – 1.0 0 0 256 512 768 1024 0 256 512 768 1024 513 514 515 OUTPUT CODE OUTPUT CODE CODE 2231 G01 2231 G02 2231 G23
LTC2231: SNR vs Input LTC2231: SNR vs Input LTC2231: SFDR (HD2 and HD3) vs Frequency, –1dB, 2V Range Frequency, –1dB, 1V Range Input Frequency, –1dB, 2V Range
65 65 90 64 64 85 63 63 80 62 62 75 61 61 60 60 70 SNR (dBFS) 59 SNR (dBFS) 59 SFDR (dBFS) 65 58 58 60 57 57 55 56 56 55 55 50 0 100 200 300 400 500 600 0 100 200 300 400 500 600 0 100 200 300 400 500 600 INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) 2231 G03 2231 G04 2231 G05
LTC2231: SFDR (HD2 and HD3) vs LTC2231: SFDR (HD4+) vs Input LTC2231: SFDR (HD4+) vs Input Input Frequency, –1dB, 1V Range Frequency, –1dB, 2V Range Frequency, –1dB, 1V Range
90 90 90 85 85 85 80 80 80 75 75 75 70 70 70 SFDR (dBFS) 65 SFDR (dBFS) 65 SFDR (dBFS) 65 60 60 60 55 55 55 50 50 50 0 100 200 300 400 500 600 0 100 200 300 400 500 600 0 100 200 300 400 500 600 INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) INPUT FREQUENCY (MHz) 2231 G06 2231 G07 2231 G08 22301fb 9