Datasheet LTC2281 (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | Dual 10-Bit, 125Msps Low Power 3V ADC |
| Pages / Page | 24 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Crosstalk vs Input Frequency. … |
| File Format / Size | PDF / 500 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Crosstalk vs Input Frequency. Typical INL, 2V Range, 125Msps
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LTC2281
TYPICAL PERFORMANCE CHARACTERISTICS Crosstalk vs Input Frequency Typical INL, 2V Range, 125Msps Typical DNL, 2V Range, 125Msps
–100 1.0 1.0 0.8 0.8 –105 0.6 0.6 0.4 0.4 –110 0.2 0.2 ALK (dB) –115 0 0 –0.2 –0.2 CROSST –120 INL ERROR (LSB) –0.4 DNL ERROR (LSB) –0.4 –0.6 –0.6 –125 –0.8 –0.8 –130 –1.0 –1.0 0 20 40 60 80 100 0 256 512 768 1024 0 256 512 768 1024 INPUT FREQUENCY (MHz) 2281 G01 CODE 2281 G02 CODE 2281 G03
8192 Point FFT, fIN = 5MHz, 8192 Point FFT, fIN = 30MHz, 8192 Point FFT, fIN = 70MHz, –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps
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 10 20 30 40 50 60 0 10 20 30 40 50 60 0 10 20 30 40 50 60 FREQUENCY (MHz) 2281 G04 FREQUENCY (MHz) 2281 G05 FREQUENCY (MHz) 2281 G06
8192 Point 2-Tone FFT, 8192 Point FFT, fIN = 140MHz, fIN = 28.2MHz and 26.8MHz, Grounded Input –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps Histogram, 125Msps
0 0 70000 65528 –10 –10 –20 –20 60000 –30 –30 50000 –40 –40 –50 –50 40000 –60 –60 COUNT –70 –70 30000 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 20000 –90 –90 –100 –100 10000 –110 –110 0 0 –120 –120 0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 510 511 512 FREQUENCY (MHz) 2281 G07 FREQUENCY (MHz) 2281 G08 CODE 2281 G09 2281fb 6
TYPICAL PERFORMANCE CHARACTERISTICS Crosstalk vs Input Frequency Typical INL, 2V Range, 125Msps Typical DNL, 2V Range, 125Msps
–100 1.0 1.0 0.8 0.8 –105 0.6 0.6 0.4 0.4 –110 0.2 0.2 ALK (dB) –115 0 0 –0.2 –0.2 CROSST –120 INL ERROR (LSB) –0.4 DNL ERROR (LSB) –0.4 –0.6 –0.6 –125 –0.8 –0.8 –130 –1.0 –1.0 0 20 40 60 80 100 0 256 512 768 1024 0 256 512 768 1024 INPUT FREQUENCY (MHz) 2281 G01 CODE 2281 G02 CODE 2281 G03
8192 Point FFT, fIN = 5MHz, 8192 Point FFT, fIN = 30MHz, 8192 Point FFT, fIN = 70MHz, –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps
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 10 20 30 40 50 60 0 10 20 30 40 50 60 0 10 20 30 40 50 60 FREQUENCY (MHz) 2281 G04 FREQUENCY (MHz) 2281 G05 FREQUENCY (MHz) 2281 G06
8192 Point 2-Tone FFT, 8192 Point FFT, fIN = 140MHz, fIN = 28.2MHz and 26.8MHz, Grounded Input –1dB, 2V Range, 125Msps –1dB, 2V Range, 125Msps Histogram, 125Msps
0 0 70000 65528 –10 –10 –20 –20 60000 –30 –30 50000 –40 –40 –50 –50 40000 –60 –60 COUNT –70 –70 30000 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 20000 –90 –90 –100 –100 10000 –110 –110 0 0 –120 –120 0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 510 511 512 FREQUENCY (MHz) 2281 G07 FREQUENCY (MHz) 2281 G08 CODE 2281 G09 2281fb 6
