Datasheet LTC1741 (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | 12-Bit, 65Msps Low Noise ADC |
| Páginas / Página | 20 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. Averaged 8192 Point 2-Tone FFT,. … |
| Formato / tamaño de archivo | PDF / 682 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFOR A CE CHARACTERISTICS. Averaged 8192 Point 2-Tone FFT,. SFDR vs Input Frequency and
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LTC1741
W U TYPICAL PERFOR A CE CHARACTERISTICS Averaged 8192 Point 2-Tone FFT, Averaged 8192 Point 2-Tone FFT, SFDR vs Input Frequency and 25.2MHz and 30.2MHz Inputs, 68.2MHz and 70.2MHz Inputs, Amplitude, 3.2V Range, 2nd and –7dB, 3.2V Range –7dB, 3.2V Range 3rd Harmonic
0 0 100 –10 –10 95 –20 –20 –30 –30 90 –20dB –40 –40 85 –10dB –50 –50 –6dB –60 –60 80 –70 –70 SFDR (dBFS) 75 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 –90 –90 70 –1dB –100 –100 65 –110 –110 –120 –120 60 0 5 10 15 20 25 30 0 5 10 15 20 25 30 0 20 40 60 80 100 FREQUENCY (MHz) FREQUENCY (MHz) INPUT FREQUENCY (MHz) 1741 G16 1741 G17 1741 G18
SFDR vs Input Frequency and Amplitude, 2V Range, 2nd and SNR vs Input Frequency, 3.2V 3rd Harmonic Shorted Input Histogram, 3.2V Range and 2V Range
100 70000 72.5 64737 95 –10dB 60000 72.0 3.2V RANGE 90 –20dB 50000 71.5 85 –6dB 40000 80 71.0 –1dB COUNT 30000 SFDR (dBFS) 75 SNR (dBFS) 70.5 20000 70 70.0 2V RANGE 65 10000 0 197 595 0 60 0 69.5 0 20 40 60 80 100 2033 2034 2035 2036 2037 0 20 40 60 80 100 INPUT FREQUENCY (MHz) CODE INPUT FREQUENCY (MHz) 1741 G19 1741 G20 1741 G21
SFDR vs Sample Rate, 5MHz SNR vs Sample Rate, 5MHz Input, –1dB, 3.2 Range Input, –1dB, 3.2V Range Supply Current vs Sample Rate
100 74.0 270 95 73.5 260 90 73.0 250 85 72.5 80 72.0 240 SFDR (dBFS) SNR (dBFS) 75 71.5 230 70 71.0 SUPPLY CURRENT (mA) 220 65 70.5 60 70.0 210 0 20 40 60 80 85 0 20 40 60 80 85 0 20 40 60 80 SAMPLE RATE (Msps) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 1741 G24 1741 G22 1741 G23 1741f 7
W U TYPICAL PERFOR A CE CHARACTERISTICS Averaged 8192 Point 2-Tone FFT, Averaged 8192 Point 2-Tone FFT, SFDR vs Input Frequency and 25.2MHz and 30.2MHz Inputs, 68.2MHz and 70.2MHz Inputs, Amplitude, 3.2V Range, 2nd and –7dB, 3.2V Range –7dB, 3.2V Range 3rd Harmonic
0 0 100 –10 –10 95 –20 –20 –30 –30 90 –20dB –40 –40 85 –10dB –50 –50 –6dB –60 –60 80 –70 –70 SFDR (dBFS) 75 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) –80 –90 –90 70 –1dB –100 –100 65 –110 –110 –120 –120 60 0 5 10 15 20 25 30 0 5 10 15 20 25 30 0 20 40 60 80 100 FREQUENCY (MHz) FREQUENCY (MHz) INPUT FREQUENCY (MHz) 1741 G16 1741 G17 1741 G18
SFDR vs Input Frequency and Amplitude, 2V Range, 2nd and SNR vs Input Frequency, 3.2V 3rd Harmonic Shorted Input Histogram, 3.2V Range and 2V Range
100 70000 72.5 64737 95 –10dB 60000 72.0 3.2V RANGE 90 –20dB 50000 71.5 85 –6dB 40000 80 71.0 –1dB COUNT 30000 SFDR (dBFS) 75 SNR (dBFS) 70.5 20000 70 70.0 2V RANGE 65 10000 0 197 595 0 60 0 69.5 0 20 40 60 80 100 2033 2034 2035 2036 2037 0 20 40 60 80 100 INPUT FREQUENCY (MHz) CODE INPUT FREQUENCY (MHz) 1741 G19 1741 G20 1741 G21
SFDR vs Sample Rate, 5MHz SNR vs Sample Rate, 5MHz Input, –1dB, 3.2 Range Input, –1dB, 3.2V Range Supply Current vs Sample Rate
100 74.0 270 95 73.5 260 90 73.0 250 85 72.5 80 72.0 240 SFDR (dBFS) SNR (dBFS) 75 71.5 230 70 71.0 SUPPLY CURRENT (mA) 220 65 70.5 60 70.0 210 0 20 40 60 80 85 0 20 40 60 80 85 0 20 40 60 80 SAMPLE RATE (Msps) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 1741 G24 1741 G22 1741 G23 1741f 7