Datasheet LTC2222, LTC2223 (Analog Devices) - 8
| Fabricante | Analog Devices |
| Descripción | 12-Bit, 80Msps ADCs |
| Páginas / Página | 28 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS. LTC2222: SFDR and SNR vs. LTC2222: … |
| Formato / tamaño de archivo | PDF / 946 Kb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS. LTC2222: SFDR and SNR vs. LTC2222: IOVDD vs Sample Rate,. Sample Rate, 1V Range,
Línea de modelo para esta hoja de datos
Versión de texto del documento
LTC2222/LTC2223
TYPICAL PERFORMANCE CHARACTERISTICS LTC2222: SFDR and SNR vs LTC2222: IOVDD vs Sample Rate, Sample Rate, 1V Range, LTC2222: IVDD vs Sample Rate, 5MHz Sine Wave Input, fIN = 30MHz, –1dB 5MHz Sine Wave Input, –1dB –1dB,OVDD = 1.8V
100 160 10 95 150 8 90 SFDR 2V RANGE 140 85 6 (mA) 80 (mA) 130 DD DD IV 1V RANGE 75 IOV 4 120 SFDR AND SNR (dBFS) 70 SNR 2 110 65 60 100 0 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 SAMPLE RATE (Msps) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 22223 G10 22223 G11 22223 G12
LTC2222: SFDR vs Input Level, LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, fIN = 70MHz, 2V Range fIN = 5MHz, –1dB, 2V Range fIN = 5MHz, –1dB, 1V Range
100 0 0 90 –10 –10 dBFS –20 –20 80 –30 –30 70 –40 –40 dBc 60 –50 –50 50 –60 –60 40 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 30 SFDR (dBc AND dBFS) –90 –90 20 –100 –100 10 –110 –110 0 –120 –120 –60 –50 –40 –30 –20 –10 0 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 INPUT LEVEL (dBFS) FREQUENCY (MHz) FREQUENCY (MHz) 22223 G13 22223 G14 22223 G15
LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range fIN = 30MHz, –1dB, 1V Range fIN = 70MHz, –1dB, 2V Range
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 22223 G16 22223 G17 22223 G18 22223fb 8
TYPICAL PERFORMANCE CHARACTERISTICS LTC2222: SFDR and SNR vs LTC2222: IOVDD vs Sample Rate, Sample Rate, 1V Range, LTC2222: IVDD vs Sample Rate, 5MHz Sine Wave Input, fIN = 30MHz, –1dB 5MHz Sine Wave Input, –1dB –1dB,OVDD = 1.8V
100 160 10 95 150 8 90 SFDR 2V RANGE 140 85 6 (mA) 80 (mA) 130 DD DD IV 1V RANGE 75 IOV 4 120 SFDR AND SNR (dBFS) 70 SNR 2 110 65 60 100 0 0 20 40 60 80 100 120 0 20 40 60 80 100 120 0 20 40 60 80 100 120 SAMPLE RATE (Msps) SAMPLE RATE (Msps) SAMPLE RATE (Msps) 22223 G10 22223 G11 22223 G12
LTC2222: SFDR vs Input Level, LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, fIN = 70MHz, 2V Range fIN = 5MHz, –1dB, 2V Range fIN = 5MHz, –1dB, 1V Range
100 0 0 90 –10 –10 dBFS –20 –20 80 –30 –30 70 –40 –40 dBc 60 –50 –50 50 –60 –60 40 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 30 SFDR (dBc AND dBFS) –90 –90 20 –100 –100 10 –110 –110 0 –120 –120 –60 –50 –40 –30 –20 –10 0 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 INPUT LEVEL (dBFS) FREQUENCY (MHz) FREQUENCY (MHz) 22223 G13 22223 G14 22223 G15
LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, LTC2222: 8192 Point FFT, fIN = 30MHz, –1dB, 2V Range fIN = 30MHz, –1dB, 1V Range fIN = 70MHz, –1dB, 2V Range
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 –90 –90 –90 –100 –100 –100 –110 –110 –110 –120 –120 –120 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 0 5 10 15 20 25 30 35 40 45 50 FREQUENCY (MHz) FREQUENCY (MHz) FREQUENCY (MHz) 22223 G16 22223 G17 22223 G18 22223fb 8