Datasheet LTC2207-14, LTC2206-14 (Analog Devices) - 10

LTC2207-14/LTC2206-14
Typical perForMance characTerisTics LTC2207-14: SNR and SFDR vs Supply Voltage (VDD), LTC2207-14: IVDD vs Sample LTC2207-14: SNR and SFDR vs fIN = 5.1MHz, –1dBFS Rate, fIN = 5.1MHz, –1dBFS Duty Cycle, 105Msps
110 340 110 105 320 VDD = 3.3V 100 100 SFDR DCS ON 300 95 SFDR VDD = 3.47V 90 280 90 (mA) V SFDR DCS OFF DD = 3.13V 260 I VDD 85 80 SNR DCS ON SNR AND SFDR (dBFS) 240 80 SNR SNR (dBFS) AND SFDR (dBc) 70 75 220 SNR DCS OFF 70 200 60 2.8 3.0 3.2 3.4 3.6 10 30 50 70 90 110 130 150 30 40 50 60 70 SUPPLY VOLTAGE (V) SAMPLE RATE (Msps) DUTY CYCLE (%) 2207614 G25 2207614 G26 2207614 G27
LTC2207-14: SNR and SFDR vs LTC2206-14: Differential Analog Input Common Mode LTC2206-14: Integral Nonlinearity Nonlinearity (DNL) vs Voltage, fIN = 5.1MHz, –1dBFS (INL) vs Output Code Output Code
110 1.0 0.5 0.8 0.4 100 0.6 0.3 SFDR 0.4 0.2 90 0.2 0.1 0 0 80 –0.2 –0.1 INL ERROR (LSB) SFR –0.4 DNL ERROR (LSB) –0.2 SNR (dBFS) AND SFDR (dBc) 70 –0.6 –0.3 –0.8 –0.4 60 –1.0 –0.5 0.5 1.0 1.5 2.0 2.5 0 2048 4096 6144 8192 102401228814336 16384 0 2048 4096 6144 8192 102401228814336 16384 INPUT COMMON MODE (V) OUTPUT CODE OUTPUT CODE 2207614 G28 2207614 G29 2207614 G30
LTC2206-14: 32K Point FFT, LTC2206-14: 32K Point FFT, fIN LTC2206-14: AC Grounded Input fIN = 5.23MHz, –1dBFS, PGA = 0, = 14.86MHz, –1dBFS, PGA = 0, Histogram RAND = “On”, Dither “Off” RAND = “On”, Dither “Off”
250000 0 0 –10 –10 200000 –20 –20 –30 –30 –40 –40 150000 –50 –50 –60 –60 COUNT 100000 –70 –70 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 –90 –90 50000 –100 –100 –110 –110 0 –120 –120 8181 8183 8185 8187 8189 8191 0 10 20 30 40 0 10 20 30 40 OUTPUT CODE FREQUENCY (MHz) FREQUENCY (MHz) 2207614 G31 2207614 G32 2207614 G33 220714614fd 10 For more information www.linear.com/LTC2207-14 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Converter Characteristics Pin Configuration Analog Input Dynamic Accuracy Common Mode Bias Characteristics Digital Inputs and Digital Outputs Power Requirements Timing Characteristics Timing Diagram Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Related Parts