AD9265-125EBZ Просмотр технического описания (PDF) - Analog Devices
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производитель
AD9265-125EBZ Datasheet PDF : 44 Pages
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AD9265
120
SFDRFS (DITHER ON)
110
100
SFDRFS (DITHER OFF)
90
SNRFS (DITHER OFF)
80
SNRFS (DITHER ON)
70
–100 –90 –80 –70 –60 –50 –40 –30 –20 –10 0
INPUT AMPLITUDE (dBFS)
Figure 24. AD9265-105 Single-Tone SNR/SFDR vs. Input Amplitude (AIN) with
fIN = 30 MHz with and without Dither Enabled
100
SFDR @ +25°C
SFDR @ –40°C
95
SFDR @ +85°C
90
85 SNR @ –40°C
80
75
SNR @ +25°C
SNR @ +85°C
70
65
0
50
100
150
200
250
300
INPUT FREQUENCY (MHz)
Figure 25. AD9265-105 Single-Tone SNR/SFDR vs.
Input Frequency (fIN) and Temperature with 2 V p-p Full Scale
105
100
SFDR
95
90
85
SNR
80
75
25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105
SAMPLE RATE (MSPS)
Figure 26. AD9265-105 Single-Tone SNR/SFDR vs. Sample Rate (fS)
with fIN = 70.1 MHz
Data Sheet
400,000
350,000
300,000
250,000
200,000
150,000
100,000
50,000
0
2.28 LSB RMS
OUTPUT CODE
Figure 27. AD9265-105 Grounded Input Histogram
4
INL WITHOUT DITHER
INL WITH DITHER
3
2
1
0
–1
–2
–3
–4
0
10,000 20,000 30,000 40,000 50,000 60,000
OUTPUT CODE
Figure 28. AD9265-105 INL with fIN = 12.5 MHz
1.00
0.75
0.50
0.25
0
–0.25
–0.50
–0.75
–1.00
0
10,000 20,000 30,000 40,000 50,000 60,000
OUTPUT CODE
Figure 29. AD9265-105 DNL with fIN = 12.5 MHz
Rev. C | Page 18 of 44
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