Datasheet LTC2283 (Analog Devices) - 7
| Manufacturer | Analog Devices |
| Description | Dual 12-Bit, 125Msps Low Power 3V ADC |
| Pages / Page | 24 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS. SNR vs Input Frequency,. SFDR vs … |
| File Format / Size | PDF / 589 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. SNR vs Input Frequency,. SFDR vs Input Frequency,. SNR and SFDR vs Sample Rate,
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LTC2283
TYPICAL PERFORMANCE CHARACTERISTICS SNR vs Input Frequency, SFDR vs Input Frequency, SNR and SFDR vs Sample Rate, –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps 2V Range, fIN = 5MHz, –1dB
73 95 90 72 SFDR 90 71 80 85 70 SNR 69 80 70 SNR (dBFS) 68 SFDR (dBFS) 75 67 SNR AND SFDR (dBFS) 60 70 66 65 65 50 0 50 100 150 200 250 300 350 0 50 100 150 200 250 300 350 0 20 40 60 80 100 120 140 160 INPUT FREQUENCY (MHz) 2283 G10 INPUT FREQUENCY (MHz) SAMPLE RATE (Msps) 2283 G11 2283 G12
SNR vs Input Level, SFDR vs Input Level, IVDD vs Sample Rate, fIN = 70MHz, 2V Range, 125Msps fIN = 70MHz, 2V Range, 125Msps 5MHz Sine Wave Input, –1dB
80 110 290 100 70 280 dBFS dBFS 90 270 60 80 260 50 70 dBc 250 dBc 60 2V RANGE 40 (mA) 240 50 1V RANGE I VDD 30 230 40 SNR (dBc AND dBFS) SFDR (dBc AND dBFS) 220 20 30 20 210 10 10 200 0 0 190 –60 –50 –40 –30 –20 –10 0 –60 –50 –40 –30 –20 –10 0 0 20 40 60 80 100 120 140 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) SAMPLE RATE (Msps) 2283 G15 2283 G13 2283 G14
IOVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB, 0VDD = 1.8V SNR vs SENSE, fIN = 5MHz, –1dB
16 72 14 71 12 70 10 69 (mA) 8 68 I OVDD 6 SNR (dBFS) 67 4 66 2 65 0 64 0 20 40 60 80 100 120 140 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 SAMPLE RATE (Msps) 2283 G16 SENSE PIN (V) 2283 G17 2283fb 7
TYPICAL PERFORMANCE CHARACTERISTICS SNR vs Input Frequency, SFDR vs Input Frequency, SNR and SFDR vs Sample Rate, –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps 2V Range, fIN = 5MHz, –1dB
73 95 90 72 SFDR 90 71 80 85 70 SNR 69 80 70 SNR (dBFS) 68 SFDR (dBFS) 75 67 SNR AND SFDR (dBFS) 60 70 66 65 65 50 0 50 100 150 200 250 300 350 0 50 100 150 200 250 300 350 0 20 40 60 80 100 120 140 160 INPUT FREQUENCY (MHz) 2283 G10 INPUT FREQUENCY (MHz) SAMPLE RATE (Msps) 2283 G11 2283 G12
SNR vs Input Level, SFDR vs Input Level, IVDD vs Sample Rate, fIN = 70MHz, 2V Range, 125Msps fIN = 70MHz, 2V Range, 125Msps 5MHz Sine Wave Input, –1dB
80 110 290 100 70 280 dBFS dBFS 90 270 60 80 260 50 70 dBc 250 dBc 60 2V RANGE 40 (mA) 240 50 1V RANGE I VDD 30 230 40 SNR (dBc AND dBFS) SFDR (dBc AND dBFS) 220 20 30 20 210 10 10 200 0 0 190 –60 –50 –40 –30 –20 –10 0 –60 –50 –40 –30 –20 –10 0 0 20 40 60 80 100 120 140 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) SAMPLE RATE (Msps) 2283 G15 2283 G13 2283 G14
IOVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB, 0VDD = 1.8V SNR vs SENSE, fIN = 5MHz, –1dB
16 72 14 71 12 70 10 69 (mA) 8 68 I OVDD 6 SNR (dBFS) 67 4 66 2 65 0 64 0 20 40 60 80 100 120 140 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 SAMPLE RATE (Msps) 2283 G16 SENSE PIN (V) 2283 G17 2283fb 7
