Datasheet LTC2383-16 (Analog Devices) - 6

LTC2383-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 2.5V, OVDD = 2.5V, REF = 2.5V, fSMPL = 1Msps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
2.0 1.0 1600000 1.5 1400000 1.0 0.5 1200000 0.5 1000000 0.0 0.0 800000 COUNTS –0.5 600000 INL ERROR (LSB) DNL ERROR (LSB) –1.0 400000 –0.5 –1.5 200000 –2.0 –1.0 0 –32768 –16384 0 16384 32768 –32768 –16384 0 16384 32768 –2 –1 0 1 2 OUTPUT CODE OUTPUT CODE CODE 238316 G03 238316 G01 238316 G02
32k Point FFT fS = 1Msps, THD, Harmonics fIN = 20kHz SNR, SINAD vs Input Frequency vs Input Frequency
0 93 –80 SNR = 92.2dB –20 THD = –106.2dB 92 –85 SINAD = 92dB –40 –90 SFDR = 110.4dB 91 SNR –60 –95 90 SINAD –100 –80 THD 89 –105 –100 88 –110 2ND AMPLITUDE (dBFS) –120 SNR, SINAD (dBFS) –115 –140 87 HARMONICS, THD (dBFS) –120 3RD –160 86 –125 –180 85 –130 0 100 200 300 400 500 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 238316 G05 238316 G06 238316 G04
SNR, SINAD vs Input level, fIN = 20kHz SNR, SINAD vs Temperature THD, Harmonics vs Temperature
93.0 94.00 –100.00 SNR 93.50 92.5 –105.00 THD SINAD 93.00 2ND 92.0 92.50 SNR –110.00 SINAD 3RD SNR, SINAD (dBFS) SNR, SINAD (dBFS) 92.00 91.5 HARMONICS, THD (dBFS) –115.00 91.50 91.0 91.00 –120.00 –40 –30 –20 –10 0 –55 –35 –15 5 25 45 65 85 105 125 –55 –35 –15 5 25 45 65 85 105 125 INPUT LEVEL (dB) TEMPERATURE (ºC) TEMPERATURE (ºC) 238316 G07 238316 G08 2383 G09 238316fa 6 For more information www.linear.com/LTC2383-16