Datasheet LTC2387-16 (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | 16-Bit, 15Msps SAR ADC |
| Seiten / Seite | 22 / 6 — TYPICAL. PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, VDDL = 2.5V, … |
| Dateiformat / Größe | PDF / 1.3 Mb |
| Dokumentensprache | Englisch |
TYPICAL. PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V,
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LTC2387-16
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 15Msps, unless otherwise noted. Integral Nonlinearity vs Integral Nonlinearity Differential Nonlinearity vs Output Code (LSB) vs Output Code (ppm Output Code (ppm) ) Output Code
0.5 6.0 0.5 0.4 0.4 4.5 0.3 0.3 3.0 0.2 0.2 0.1 1.5 0.1 0 0 0 –0.1 –0.1 –1.5 INL ERROR (LSB) –0.2 INL ERROR (ppm) DNL ERROR (LSB) –0.2 –3.0 –0.3 –0.3 –0.4 –4.5 –0.4 –0.5 –6.0 –0.5 0 16384 32768 49152 65536 0 16384 32768 49152 65536 0 16384 32768 49152 65536 OUTPUT CODE OUTPUT CODE OUTPUT CODE 238716 G01a 238716 G01b 238716 G02
32k Point FFT fSMPL = 15Msps, 32k Point FFT fSMPL = 15Msps, DC Histogram fIN = 2kHz f IN IN f = 200kHz IN = 200kHz
225000 0 0 σ = 0.35 200000 SNR = 94.0dB SNR = 94.0dB –20 THD = –117dB –20 THD = –109dB 175000 SINAD = 93.9dB SINAD = 93.8dB –40 SFDR = 119dB –40 SFDR = 109dB 150000 –60 –60 125000 –80 –80 COUNT 100000 –100 –100 75000 AMPLITUDE (dBFS) AMPLITUDE (dBFS) 50000 –120 –120 25000 –140 –140 0 –160 –160 N–3 N–2 N–1 N N+1 N+2 N+3 0 2.5 5 7.5 0 2.5 5 7.5 OUTPUT CODE FREQUENCY (MHz) FREQUENCY (MHz) 238716 G03 238716 G04 238716 G05
32k Point FFT fSMPL = 15Msps, 32k Point FFT fSMPL = 15Msps, fIN f = 1MHz fIN f = 5MHz SNR, SINAD vs Input Frequency IN = 1MHz IN = 5MHz
0 0 96 SNR = 93.8dB SNR = 93.1dB SNR –20 94 THD = –102dB –20 THD = –83dB SINAD = 93.2dB SINAD = 82.6dB 92 –40 SFDR = 103dB –40 SFDR = 84dB SINAD 90 –60 –60 88 –80 –80 86 –100 –100 AMPLITUDE (dBFS) AMPLITUDE (dBFS) 84 SNR, SINAD (dBFS) –120 –120 82 –140 –140 80 –160 –160 78 0 2.5 5 7.5 0 2.5 5 7.5 0.01 0.1 1 10 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 238716 G06 238716 G07 238716 G08 238716f 6 For more information www.linear.com/LTC2387-16 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, VDD = 5V, VDDL = 2.5V, OVDD = 2.5V, REFIN = 2.048V, fSMPL = 15Msps, unless otherwise noted. Integral Nonlinearity vs Integral Nonlinearity Differential Nonlinearity vs Output Code (LSB) vs Output Code (ppm Output Code (ppm) ) Output Code
0.5 6.0 0.5 0.4 0.4 4.5 0.3 0.3 3.0 0.2 0.2 0.1 1.5 0.1 0 0 0 –0.1 –0.1 –1.5 INL ERROR (LSB) –0.2 INL ERROR (ppm) DNL ERROR (LSB) –0.2 –3.0 –0.3 –0.3 –0.4 –4.5 –0.4 –0.5 –6.0 –0.5 0 16384 32768 49152 65536 0 16384 32768 49152 65536 0 16384 32768 49152 65536 OUTPUT CODE OUTPUT CODE OUTPUT CODE 238716 G01a 238716 G01b 238716 G02
32k Point FFT fSMPL = 15Msps, 32k Point FFT fSMPL = 15Msps, DC Histogram fIN = 2kHz f IN IN f = 200kHz IN = 200kHz
225000 0 0 σ = 0.35 200000 SNR = 94.0dB SNR = 94.0dB –20 THD = –117dB –20 THD = –109dB 175000 SINAD = 93.9dB SINAD = 93.8dB –40 SFDR = 119dB –40 SFDR = 109dB 150000 –60 –60 125000 –80 –80 COUNT 100000 –100 –100 75000 AMPLITUDE (dBFS) AMPLITUDE (dBFS) 50000 –120 –120 25000 –140 –140 0 –160 –160 N–3 N–2 N–1 N N+1 N+2 N+3 0 2.5 5 7.5 0 2.5 5 7.5 OUTPUT CODE FREQUENCY (MHz) FREQUENCY (MHz) 238716 G03 238716 G04 238716 G05
32k Point FFT fSMPL = 15Msps, 32k Point FFT fSMPL = 15Msps, fIN f = 1MHz fIN f = 5MHz SNR, SINAD vs Input Frequency IN = 1MHz IN = 5MHz
0 0 96 SNR = 93.8dB SNR = 93.1dB SNR –20 94 THD = –102dB –20 THD = –83dB SINAD = 93.2dB SINAD = 82.6dB 92 –40 SFDR = 103dB –40 SFDR = 84dB SINAD 90 –60 –60 88 –80 –80 86 –100 –100 AMPLITUDE (dBFS) AMPLITUDE (dBFS) 84 SNR, SINAD (dBFS) –120 –120 82 –140 –140 80 –160 –160 78 0 2.5 5 7.5 0 2.5 5 7.5 0.01 0.1 1 10 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 238716 G06 238716 G07 238716 G08 238716f 6 For more information www.linear.com/LTC2387-16 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration 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 Package Description Typical Application Related Parts