Datasheet LTC2208-14 (Analog Devices) - 10

LTC2208-14
TYPICAL PERFORMANCE CHARACTERISTICS 32k Point FFT, fIN = 30.11MHz, SFDR vs Input Level, fIN = 15.1MHz, SFDR vs Input Level, fIN = 15.1MHz, –1dBFS, PGA = 0, RAND = “On”, PGA = 0, RAND = “On”, Dither “Off” PGA = 0, RAND = “On”, Dither “On” Dither “Off”
120 120 0 –10 100 100 –20 –30 80 80 –40 –50 60 60 –60 –70 40 40 –80 AMPLITUDE (dBFS) SFDR (dBc AND dBFS) SFDR (dBc AND dBFS) –90 20 20 –100 –110 0 0 –120 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 0 10 20 30 40 50 60 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) FREQUENCY (MHz) 220814 G10 220814 G11 220814 G12
32k Point FFT, fIN = 30.11MHz, 32k Point FFT, fIN = 70.11MHz, 32k Point FFT, fIN = 70.11MHz, –25dBFS, PGA = 0, RAND = “On”, –1dBFS, PGA = 0, RAND = “On”, –10dBFS, PGA = 0, RAND = “On”, Dither “On” Dither “Off” Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) AMPLITUDE (dBFS) –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 10 20 30 40 50 60 0 10 20 30 40 50 60 0 10 20 30 40 50 60 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G13 220814 G14 220814 G15
128k Point FFT, fIN = 70.11MHz, 128k Point FFT, fIN = 70.11MHz, 32k Point FFT, fIN = 70.11MHz, –40dBFS, PGA = 0, RAND = “On”, –40dBFS, PGA = 0, RAND = “On”, –1dBFS, PGA = 1, RAND = “On”, Dither “Off” Dither “On” Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) AMPLITUDE (dBFS) –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 10 20 30 40 50 60 0 10 20 30 40 50 60 0 10 20 30 40 50 60 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G16 220814 G17 220814 G18 220814fb 10