Datasheet LTC2239 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 10-Bit, 80Msps Low Noise 3V ADC |
| 页数 / 页 | 24 / 7 — TYPICAL PERFOR A CE CHARACTERISTICS. SNR vs Input Level, fIN = 70MHz,. … |
| 文件格式/大小 | PDF / 573 Kb |
| 文件语言 | 英语 |
TYPICAL PERFOR A CE CHARACTERISTICS. SNR vs Input Level, fIN = 70MHz,. SFDR vs Input Level, fIN = 70MHz,. 2V Range
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LTC2239
W U TYPICAL PERFOR A CE CHARACTERISTICS SNR vs Input Level, fIN = 70MHz, SFDR vs Input Level, fIN = 70MHz, 2V Range 2V Range
80 90 dBFS 70 80 dBFS 60 70 60 50 dBc 50 40 dBc 40 30 30 SNR (dBc AND dBFS) 20 SFDR (dBc AND dBFS) 20 10 10 0 0 –50 –40 –30 –20 –10 0 –50 –40 –30 –20 –10 0 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 2239 G13 2239 G14
I I VDD vs Sample Rate, 5MHz Sine OVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB Wave Input, –1dB, OVDD = 1.8V
85 7 80 6 75 5 (mA) (mA) 2V RANGE 70 4 I VDD 1V RANGE I OVDD 65 3 60 2 55 1 50 0 0 10 20 30 40 50 60 70 80 90 100 0 10 20 30 40 50 60 70 80 90 100 SAMPLE RATE (Msps) SAMPLE RATE (Msps) 2239 G15 2239 G16 2239fa 7
W U TYPICAL PERFOR A CE CHARACTERISTICS SNR vs Input Level, fIN = 70MHz, SFDR vs Input Level, fIN = 70MHz, 2V Range 2V Range
80 90 dBFS 70 80 dBFS 60 70 60 50 dBc 50 40 dBc 40 30 30 SNR (dBc AND dBFS) 20 SFDR (dBc AND dBFS) 20 10 10 0 0 –50 –40 –30 –20 –10 0 –50 –40 –30 –20 –10 0 INPUT LEVEL (dBFS) INPUT LEVEL (dBFS) 2239 G13 2239 G14
I I VDD vs Sample Rate, 5MHz Sine OVDD vs Sample Rate, 5MHz Sine Wave Input, –1dB Wave Input, –1dB, OVDD = 1.8V
85 7 80 6 75 5 (mA) (mA) 2V RANGE 70 4 I VDD 1V RANGE I OVDD 65 3 60 2 55 1 50 0 0 10 20 30 40 50 60 70 80 90 100 0 10 20 30 40 50 60 70 80 90 100 SAMPLE RATE (Msps) SAMPLE RATE (Msps) 2239 G15 2239 G16 2239fa 7