Datasheet LTC2285 (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | Dual 14-Bit, 125Msps Low Power 3V ADC |
| Pages / Page | 24 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. Crosstalk vs Input Frequency. … |
| File Format / Size | PDF / 594 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Crosstalk vs Input Frequency. Typical INL, 2V Range, 125Msps
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LTC2285
TYPICAL PERFORMANCE CHARACTERISTICS Crosstalk vs Input Frequency Typical INL, 2V Range, 125Msps Typical DNL, 2V Range, 125Msps
–100 2.0 1.0 0.8 1.5 –105 0.6 1.0 0.4 –110 0.5 0.2 ALK (dB) –115 0 0 –0.2 –0.5 CROSST –120 INL ERROR (LSB) DNL ERROR (LSB) –0.4 –1.0 –0.6 –125 –1.5 –0.8 –130 –2.0 –1.0 0 20 40 60 80 100 0 4096 8192 12288 16384 0 4096 8192 12288 16384 INPUT FREQUENCY (MHz) 2285 G01 CODE 2285 G02 CODE 2285 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) 2285 G04 FREQUENCY (MHz) 2285 G05 FREQUENCY (MHz) 2285 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 20000 –10 –10 18000 17646 18027 –20 –20 16000 –30 –30 14000 –40 –40 –50 –50 12000 11299 10516 –60 –60 10000 COUNT –70 –70 8000 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 6000 –90 –90 4000 3380 3316 –100 –100 –110 –110 2000 3 54 581 637 68 1 –120 –120 0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 8183 8185 8187 8189 8191 8193 FREQUENCY (MHz) 2285 G07 FREQUENCY (MHz) 2285 G08 CODE 2285 G09 2285fb 6
TYPICAL PERFORMANCE CHARACTERISTICS Crosstalk vs Input Frequency Typical INL, 2V Range, 125Msps Typical DNL, 2V Range, 125Msps
–100 2.0 1.0 0.8 1.5 –105 0.6 1.0 0.4 –110 0.5 0.2 ALK (dB) –115 0 0 –0.2 –0.5 CROSST –120 INL ERROR (LSB) DNL ERROR (LSB) –0.4 –1.0 –0.6 –125 –1.5 –0.8 –130 –2.0 –1.0 0 20 40 60 80 100 0 4096 8192 12288 16384 0 4096 8192 12288 16384 INPUT FREQUENCY (MHz) 2285 G01 CODE 2285 G02 CODE 2285 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) 2285 G04 FREQUENCY (MHz) 2285 G05 FREQUENCY (MHz) 2285 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 20000 –10 –10 18000 17646 18027 –20 –20 16000 –30 –30 14000 –40 –40 –50 –50 12000 11299 10516 –60 –60 10000 COUNT –70 –70 8000 AMPLITUDE (dB) –80 AMPLITUDE (dB) –80 6000 –90 –90 4000 3380 3316 –100 –100 –110 –110 2000 3 54 581 637 68 1 –120 –120 0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 8183 8185 8187 8189 8191 8193 FREQUENCY (MHz) 2285 G07 FREQUENCY (MHz) 2285 G08 CODE 2285 G09 2285fb 6
