Datasheet LTC2152-12, LTC2151-12, LTC2150-12 (Analog Devices) - 7

LTC2152-12/ LTC2151-12/LTC2150-12
TYPICAL PERFORMANCE CHARACTERISTICS LTC2152-12: 32K Point FFT, LTC2152-12: 32K Point FFT, LTC2152-12: 32K Point 2-Tone FFT, f f IN = 567MHz, –1dBFS, 250Msps IN = 907MHz, –1dBFS, 250Msps fIN = 71MHz and 69MHz, 250Msps
0 0 0 –20 –20 –20 –40 –40 –40 –60 –60 –60 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 –100 –100 –100 –120 –120 –120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 215210 G10 21521012 G11 21521012 G12
LTC2152-12: Shorted Input LTC2152-12: IOVDD vs Sample Rate, LTC2152-12: IVDD vs Sample Rate, Histogram 15MHz Sine Wave Input, –1dBFS 15MHz Sine Wave Input, –1dBFS
20000 50 170 18000 45 160 16000 LVDS CURRENT 3.5mA 14000 40 150 12000 35 10000 (mA) (mA) 140 COUNT 8000 I OVDD 30 I VDD 130 6000 25 LVDS CURRENT 1.75mA 4000 20 120 2000 0 15 110 2048 2052 2056 0 50 100 150 200 250 0 50 100 150 200 250 OUTPUT CODE SAMPLE RATE (Msps) SAMPLE RATE (Msps) 21521012 G13 21521012 G14 21521012 G15
LTC2152-12: SFDR vs Input LTC2152-12: SFDR vs Input Level, LTC2152-12: SNR vs Input Level, Frequency, –1dBFS, 1.5V Range, fIN = 70MHz, 1.5V Range, 250Msps fIN = 70MHz, 1.5V Range, 250Msps 250Msps
120 70 90 dBFS dBFS 80 60 100 70 50 80 60 dBc 40 50 60 dBc 40 SFDR (dBFS) 30 SFDR (dBFS) 40 SNR (dBc AND dBFS) 30 20 20 20 10 10 0 0 0 –90 –80 –70 –60 –50 –40 –30 –20 –10 0 –70 –60 –50 –40 –30 –20 –10 0 0 100 200 300 400 500 600 700 800 900 1000 AMPLITUDE (dBFS) INPUT LEVEL (dBFS) INPUT FREQUENCY (MHz) 21521012 G17 21521012 G16 21521012 G18 21521012fa For more information www.linear.com/LTC2152-12 7 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Converter Characteristics Analog Input Dynamic Accuracy Internal Reference Characteristics Power Requirements Digital Inputs And Outputs Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagrams Applications Information Typical Applications Package Description Typical Application Related Parts