Datasheet LTC2370-16 (Analog Devices) - 6

LTC2370-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 2.5V, OVDD = 2.5V, REF = 5V, fSMPL = 2Msps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
1.0 0.5 100000 σ = 0.5 0.8 0.4 90000 0.6 0.3 80000 0.4 0.2 70000 0.2 0.1 60000 0.0 0.0 50000 –0.2 –0.1 COUNTS 40000 INL ERROR (LSB) –0.4 DNL ERROR (LSB) –0.2 30000 –0.6 –0.3 20000 –0.8 –0.4 10000 –1.0 –0.5 0 0 16384 32768 49152 65536 0 16384 32768 49152 65536 32676 32677 32678 32679 32680 OUTPUT CODE OUTPUT CODE CODE 237016 G01 237016 G02 237016 G03
32k Point FFT fS = 2Msps, THD, Harmonics fIN = 2kHz SNR, SINAD vs Input Frequency vs Input Frequency
0 100 –60 SNR = 94dB –20 THD = –112dB –70 SINAD = 93.9dB 95 –40 SNR –80 SFDR = 117dB –90 –60 90 THD SINAD –100 –80 2ND 85 –110 –100 –120 AMPLITUDE (dBFS) –120 SNR, SINAD (dBFS) 80 3RD –130 –140 HARMONICS, THD (dBFS) 75 –140 –160 –150 –180 70 –160 0 100 200 300 400 500 600 700 800 900 1000 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 237016 G04 237016 G05 237016 G06
SNR, SINAD vs Input level, SNR, SINAD vs Reference THD, Harmonics vs Reference fIN = 2kHz Voltage, fIN = 2kHz Voltage, fIN = 2kHz
95.0 95 –100 –105 94 –110 94.5 THD SNR –115 93 2ND SINAD –120 94.0 SNR 92 –125 SINAD –130 3RD SNR, SINAD (dBFS) 91 SNR, SINAD (dBFS) –135 93.5 HARMONICS, THD (dBFS) 90 –140 –145 93.0 89 –150 –40 –30 –20 –10 0 2.5 3 3.5 4 4.5 5 2.5 3 3.5 4 4.5 5 INPUT LEVEL (dB) REFERENCE VOLTAGE (V) REFERENCE VOLTAGE (V) 237016 G07 237016 G08 237016 G09 237016fa 6 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Reference Input Digital Inputs And Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Timing Diagrams Board Layout Package Description Revision History Typical Application Related Parts