Datasheet LTC2217 (Analog Devices) - 10

LTC2217
TYPICAL PERFORMANCE CHARACTERISTICS 64k Point 2-Tone FFT, fIN = 14.25MHz and 21.5MHz, SFDR vs Input Level, SFDR vs Input Level, –25dBFS, Dither “On” fIN = 15.2MHz, Dither “Off” fIN = 15.2MHz, Dither “On”
0 140 140 –10 130 130 –20 120 120 –30 110 110 –40 ) S S) S) F –50 F 100 F 100 B B B d d (d –60 90 90 D E D N N D –70 A A U 80 80 T c c –80 B B LI P (d 70 (d 70 –90 R R AM D 60 D 60 –100 SF SF 50 50 –110 –120 40 40 –130 30 30 0 10 20 30 40 50 –80 –70 –60 –50 –40 –30 –20 –10 0 –80 –70 –60 –50 –40 –30 –20 –10 0 FREQUENCY (MHz) INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 2217 G10 2217 G11 2217 G12
64k Point FFT, fIN = 28.7MHz, 64k Point FFT, fIN = 30.1MHz, SNR vs Input Level, fIN = 15.2MHz –1dBFS –20dBFS, Dither “On”
82 0 0 –10 –10 –20 –20 81 –30 –30 –40 ) –40 ) S S F –50 F –50 B B (d –60 (d –60 80 E E D –70 D –70 U U T T SNR (dBFS) –80 LI –80 LI P P –90 –90 79 AM AM –100 –100 –110 –110 –120 –120 78 –130 –130 –80 –70 –60 –50 –40 –30 –20 –10 0 0 10 20 30 40 50 0 10 20 30 40 50 INPUT LEVEL (dBFS) FREQUENCY (MHz) FREQUENCY (MHz) 2217 G13 2217 G14 2217 G15
64k Point FFT, fIN = 70.2MHz, 64k Point FFT, fIN = 70.1MHz, 64k Point FFT, fIN = 70.1MHz, –1dBFS –10dBFS, Dither “Off” –20dBFS, Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 ) –40 ) –40 ) S S S F –50 F –50 F –50 B B B (d –60 (d –60 (d –60 E E E D –70 D –70 D –70 U U U T –80 T T LI –80 LI –80 LI P P P –90 –90 –90 AM AM AM –100 –100 –100 –110 –110 –110 –120 –120 –120 –130 –130 –130 0 10 20 30 40 50 0 10 20 30 40 50 0 10 20 30 40 50 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 2217 G16 2217 G17 2217 G18 2217f 10