Datasheet LTC1417 (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | Low Power 14-Bit, 400ksps Sampling ADC Converter with Serial I/O |
| Seiten / Seite | 32 / 6 — TYPICAL PERFOR A CE CHARACTERISTICS (TA = 25. C, unless otherwise … |
| Dateiformat / Größe | PDF / 413 Kb |
| Dokumentensprache | Englisch |
TYPICAL PERFOR A CE CHARACTERISTICS (TA = 25. C, unless otherwise specified). Signal-to-Noise Ratio
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LTC1417
W U TYPICAL PERFOR A CE CHARACTERISTICS (TA = 25
°
C, unless otherwise specified) Signal-to-Noise Ratio Spurious-Free Dynamic Range vs Input Frequency Distortion vs Input Frequency vs Input Frequency
90 0 0 80 – 20 –20 70 60 – 40 –40 50 – 60 –60 40 30 – 80 –80 20 THD SIGNAL-TO-NOISE RATIO (dB) –100 –100 10 3RD SPURIOUS FREE DYNAMIC RANGE (dB) AMPLITUDE (dB BELOW THE FUNDAMENTAL) 2ND 0 –120 –120 1k 10k 100k 1M 1 10 100 1000 1k 10k 100k 1M INPUT FREQUENCY (Hz) INPUT FREQUENCY (kHz) INPUT FREQUENCY (Hz) 1417 G04 1417 G05 1417 G06
Nonaveraged, 4096 Point FFT, Nonaveraged, 4096 Point FFT, Input Frequency = 10kHz Input Frequency = 200kHz Intermodulation Distortion Plot
0 0 0 f f f SAMPLE = 400kHz SAMPLE = 400kHz SAMPLE = 400kHz f f f IN = 10.05859375kHz IN1 = 97.303466kHz IN = 197.949188kHz –20 SFDR = –97.44dB –20 SFDR = –98dB – 20 fIN2 = 104.632568kHz SINAD = 81.71dB SINAD = 81.1dB VIN = 4.096VP-P –40 –40 – 40 –60 –60 – 60 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) – 80 –100 –100 –100 –120 –120 –120 0 50 100 150 200 0 50 100 150 200 0 20 40 60 80 100 120 140 160 180 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 1417 G07 1417 G08 1417 G09
Power Supply Feedthrough Input Common Mode Rejection Input Offset Voltage Shift vs Ripple Frequency vs Input Frequency vs Source Resistance
0 70 10 VRIPPLE = 60mV fSAMPLE = 400kHz 9 60 20 fIN = 200kHz 8 50 7 40 6 40 60 5 30 4 80 FEEDTHROUGH (dB) V 20 3 SS VDD 2 100 COMMON MODE REJECTION (dB) 10 DGND CHANGE IN OFFSET VOTLAGE (LSB) 1 120 0 0 1k 10k 100k 1M 10M 1 10 100 1000 1 10 100 1k 10k 100k 1M RIPPLE FREQUENCY (Hz) INPUT FREQUENCY (kHz) INPUT SOURCE RESISTANCE (Ω) 1417 G10 1417 G11 1417 G12 sn1417 1417fas 6
W U TYPICAL PERFOR A CE CHARACTERISTICS (TA = 25
°
C, unless otherwise specified) Signal-to-Noise Ratio Spurious-Free Dynamic Range vs Input Frequency Distortion vs Input Frequency vs Input Frequency
90 0 0 80 – 20 –20 70 60 – 40 –40 50 – 60 –60 40 30 – 80 –80 20 THD SIGNAL-TO-NOISE RATIO (dB) –100 –100 10 3RD SPURIOUS FREE DYNAMIC RANGE (dB) AMPLITUDE (dB BELOW THE FUNDAMENTAL) 2ND 0 –120 –120 1k 10k 100k 1M 1 10 100 1000 1k 10k 100k 1M INPUT FREQUENCY (Hz) INPUT FREQUENCY (kHz) INPUT FREQUENCY (Hz) 1417 G04 1417 G05 1417 G06
Nonaveraged, 4096 Point FFT, Nonaveraged, 4096 Point FFT, Input Frequency = 10kHz Input Frequency = 200kHz Intermodulation Distortion Plot
0 0 0 f f f SAMPLE = 400kHz SAMPLE = 400kHz SAMPLE = 400kHz f f f IN = 10.05859375kHz IN1 = 97.303466kHz IN = 197.949188kHz –20 SFDR = –97.44dB –20 SFDR = –98dB – 20 fIN2 = 104.632568kHz SINAD = 81.71dB SINAD = 81.1dB VIN = 4.096VP-P –40 –40 – 40 –60 –60 – 60 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) – 80 –100 –100 –100 –120 –120 –120 0 50 100 150 200 0 50 100 150 200 0 20 40 60 80 100 120 140 160 180 200 FREQUENCY (kHz) FREQUENCY (kHz) FREQUENCY (kHz) 1417 G07 1417 G08 1417 G09
Power Supply Feedthrough Input Common Mode Rejection Input Offset Voltage Shift vs Ripple Frequency vs Input Frequency vs Source Resistance
0 70 10 VRIPPLE = 60mV fSAMPLE = 400kHz 9 60 20 fIN = 200kHz 8 50 7 40 6 40 60 5 30 4 80 FEEDTHROUGH (dB) V 20 3 SS VDD 2 100 COMMON MODE REJECTION (dB) 10 DGND CHANGE IN OFFSET VOTLAGE (LSB) 1 120 0 0 1k 10k 100k 1M 10M 1 10 100 1000 1 10 100 1k 10k 100k 1M RIPPLE FREQUENCY (Hz) INPUT FREQUENCY (kHz) INPUT SOURCE RESISTANCE (Ω) 1417 G10 1417 G11 1417 G12 sn1417 1417fas 6