Datasheet LTC2327-16 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | 16-Bit, 500ksps, ±10.24V True Bipolar, Pseudo-Differential Input ADC with 93.5dB SNR |
| Pages / Page | 26 / 7 — Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, … |
| File Format / Size | PDF / 1.0 Mb |
| Document Language | English |
Typical perForMance characTerisTics. TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V,
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LTC2327-16
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 500ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
1.0 0.5 9000 σ = 0.5 0.8 0.4 8000 0.6 0.3 7000 0.4 0.2 6000 0.2 0.1 5000 0 0 4000 –0.2 –0.1 COUNTS INL ERROR (LSB) 3000 –0.4 DNL ERROR (LSB) –0.2 –0.6 –0.3 2000 –0.8 –0.4 1000 –1.0 –0.5 0 –32768 –16384 0 16384 32768 –32768 –16384 0 16384 32768 –1 0 1 2 OUTPUT CODE OUTPUT CODE CODE 232716 G01 232716 G02 233716 G03
32k Point FFT fS = 500ksps, THD, Harmonics vs Input fIN = 2kHz SNR, SINAD vs Input Frequency Frequency
0 100 –70 SNR = 93.5dB –20 THD = –113dB SNR –80 SINAD = 93.4dB –40 SFDR = –117dB 90 –90 –60 SINAD –100 –80 80 –110 –100 –120 AMPLITUDE (dBFS) –120 SNR, SINAD (dBFS) 70 –140 THD, HARMONICS (dBFS) –130 THD –160 –140 2ND 3RD –180 60 –150 0 50 100 150 200 250 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 232716 G04 232716 G06 232716 G05
SNR, SINAD vs Input Level, SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 2kHz fIN = 2kHz
96 96 –105 95 THD 95 SNR –110 94 2ND 94 93 –115 SINAD 92 MAGNITUDE (dBFS) SNR, SINAD (dBFS) 93 THD, HARMONICS (dBFS) –120 91 SNR 3RD SINAD 92 90 –125 –40 –30 –20 –10 0 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 INPUT LEVEL (dB) TEMPERATURE (°C) TEMPERATURE (°C) 232716 G09 232716 G07 232716 G08 232716fa For more information www.linear.com/LTC2327-16 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
Typical perForMance characTerisTics TA = 25°C, VDD = 5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 500ksps, unless otherwise noted. Integral Nonlinearity Differential Nonlinearity vs Output Code vs Output Code DC Histogram
1.0 0.5 9000 σ = 0.5 0.8 0.4 8000 0.6 0.3 7000 0.4 0.2 6000 0.2 0.1 5000 0 0 4000 –0.2 –0.1 COUNTS INL ERROR (LSB) 3000 –0.4 DNL ERROR (LSB) –0.2 –0.6 –0.3 2000 –0.8 –0.4 1000 –1.0 –0.5 0 –32768 –16384 0 16384 32768 –32768 –16384 0 16384 32768 –1 0 1 2 OUTPUT CODE OUTPUT CODE CODE 232716 G01 232716 G02 233716 G03
32k Point FFT fS = 500ksps, THD, Harmonics vs Input fIN = 2kHz SNR, SINAD vs Input Frequency Frequency
0 100 –70 SNR = 93.5dB –20 THD = –113dB SNR –80 SINAD = 93.4dB –40 SFDR = –117dB 90 –90 –60 SINAD –100 –80 80 –110 –100 –120 AMPLITUDE (dBFS) –120 SNR, SINAD (dBFS) 70 –140 THD, HARMONICS (dBFS) –130 THD –160 –140 2ND 3RD –180 60 –150 0 50 100 150 200 250 0 25 50 75 100 125 150 175 200 0 25 50 75 100 125 150 175 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 232716 G04 232716 G06 232716 G05
SNR, SINAD vs Input Level, SNR, SINAD vs Temperature, THD, Harmonics vs Temperature, fIN = 2kHz fIN = 2kHz fIN = 2kHz
96 96 –105 95 THD 95 SNR –110 94 2ND 94 93 –115 SINAD 92 MAGNITUDE (dBFS) SNR, SINAD (dBFS) 93 THD, HARMONICS (dBFS) –120 91 SNR 3RD SINAD 92 90 –125 –40 –30 –20 –10 0 –40 –25 –10 5 20 35 50 65 80 95 110 125 –40 –25 –10 5 20 35 50 65 80 95 110 125 INPUT LEVEL (dB) TEMPERATURE (°C) TEMPERATURE (°C) 232716 G09 232716 G07 232716 G08 232716fa For more information www.linear.com/LTC2327-16 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
