Datasheet LTC2208-14 (Analog Devices) - 9
| Manufacturer | Analog Devices |
| Description | 14-Bit, 130Msps ADC |
| Pages / Page | 28 / 9 — TYPICAL PERFORMANCE CHARACTERISTICS. Integral Nonlinearity (INL). … |
| File Format / Size | PDF / 730 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. Integral Nonlinearity (INL). Differential Nonlinearity (DNL). vs Output Code
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Text Version of Document
LTC2208-14
TYPICAL PERFORMANCE CHARACTERISTICS Integral Nonlinearity (INL) Differential Nonlinearity (DNL) vs Output Code vs Output Code AC Grounded Input Histogram
1.0 0.5 250000 0.8 0.4 0.6 0.3 200000 0.4 0.2 0.2 0.1 150000 0 0 COUNT –0.2 –0.1 100000 INL ERROR (LSB) –0.4 DNL ERROR (LSB) –0.2 –0.6 –0.3 50000 –0.8 –0.4 –1.0 –0.5 0 0 4096 8192 12288 16384 0 4096 8192 12288 16384 8176 8178 8180 8182 8184 8186 OUTPUT CODE OUTPUT CODE OUTPUT CODE 220814 G01 220814 G02 220814 G03
32k Point FFT, fIN = 5.21MHz, 32k Point FFT, fIN = 15.11MHz, 128k Point FFT, fIN = 15.11MHz, –1dBFS, PGA = 0, RAND = “On”, –1dBFS, PGA = 0, RAND = “On”, –40dBFS, PGA = 0, RAND = “On”, Dither “Off” Dither “Off” Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) –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) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G04 220814 G05 220814 G06
128k Point FFT, fIN = 15.11MHz, 32k Point 2-Tone FFT, fIN = 20.14MHz 32k Point 2-Tone FFT, fIN = 20.14MHz –40dBFS, PGA = 0, RAND = “On”, and 14.25MHz, –7dBFS, PGA = 0, and 14.25MHz, –25dBFS, PGA = 0, Dither “On” RAND = “On”, Dither “Off” RAND = “On”, Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) AMPLITUDE (dBFS) –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) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G07 220814 G08 220814 G09 220814fb 9
TYPICAL PERFORMANCE CHARACTERISTICS Integral Nonlinearity (INL) Differential Nonlinearity (DNL) vs Output Code vs Output Code AC Grounded Input Histogram
1.0 0.5 250000 0.8 0.4 0.6 0.3 200000 0.4 0.2 0.2 0.1 150000 0 0 COUNT –0.2 –0.1 100000 INL ERROR (LSB) –0.4 DNL ERROR (LSB) –0.2 –0.6 –0.3 50000 –0.8 –0.4 –1.0 –0.5 0 0 4096 8192 12288 16384 0 4096 8192 12288 16384 8176 8178 8180 8182 8184 8186 OUTPUT CODE OUTPUT CODE OUTPUT CODE 220814 G01 220814 G02 220814 G03
32k Point FFT, fIN = 5.21MHz, 32k Point FFT, fIN = 15.11MHz, 128k Point FFT, fIN = 15.11MHz, –1dBFS, PGA = 0, RAND = “On”, –1dBFS, PGA = 0, RAND = “On”, –40dBFS, PGA = 0, RAND = “On”, Dither “Off” Dither “Off” Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 AMPLITUDE (dBFS) –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) –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) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G04 220814 G05 220814 G06
128k Point FFT, fIN = 15.11MHz, 32k Point 2-Tone FFT, fIN = 20.14MHz 32k Point 2-Tone FFT, fIN = 20.14MHz –40dBFS, PGA = 0, RAND = “On”, and 14.25MHz, –7dBFS, PGA = 0, and 14.25MHz, –25dBFS, PGA = 0, Dither “On” RAND = “On”, Dither “Off” RAND = “On”, Dither “Off”
0 0 0 –10 –10 –10 –20 –20 –20 –30 –30 –30 –40 –40 –40 –50 –50 –50 –60 –60 –60 –70 –70 –70 –80 –80 –80 AMPLITUDE (dBFS) AMPLITUDE (dBFS) AMPLITUDE (dBFS) –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) FREQUENCY (MHz) FREQUENCY (MHz) 220814 G07 220814 G08 220814 G09 220814fb 9
