AD9265 Analog Devices, AD9265 Datasheet - Page 15

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AD9265

Manufacturer Part Number
AD9265
Description
16-Bit, 125 MSPS/105 MSPS/80 MSPS, 1.8 V Analog-to-Digital Converter
Manufacturer
Analog Devices
Datasheet

Specifications of AD9265

Resolution (bits)
16bit
# Chan
1
Sample Rate
125MSPS
Interface
LVDS,Par
Analog Input Type
Diff-Uni
Ain Range
(2Vref) p-p,1 V p-p,2 V p-p
Adc Architecture
Pipelined
Pkg Type
CSP

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Part Number:
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Manufacturer:
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Quantity:
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TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 1.8 V, DRVDD = 1.8 V, SVDD = 1.8 V, sample rate = 125 MSPS, DCS enabled, 1.0 V internal reference, 2 V p-p differential input,
VIN = −1.0 dBFS, and 32k sample, T
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
Figure 8. AD9265-80 Single-Tone FFT with f
0
0
0
Figure 7. AD9265-80 Single-Tone FFT with f
Figure 6. AD9265-80 Single-Tone FFT with f
0
0
0
HARMONIC
SECOND
10
10
10
HARMONIC
THIRD
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
HARMONIC
SECOND
20
20
20
HARMONIC
A
80MSPS
2.4MHz @ –1dBFS
SNR = 79.2dB (80.2dBFS)
SFDR = 88.2dBc
80MSPS
70.1MHz @ –1dBFS
SNR = 78.7dB (79.7dBFS)
SFDR = 93.8dBc
80MSPS
140.1MHz @ –1dBFS
SNR = 77.7dB (78.7dBFS)
SFDR = 82.2dBc
THIRD
= 25°C, unless otherwise noted.
HARMONIC
THIRD
IN
IN
30
IN
30
30
= 140.1 MHz
= 70.1 MHz
HARMONIC
= 2.4 MHz
SECOND
40
40
40
Rev. A | Page 15 of 44
Figure 11. AD9265-80 Single-Tone SNR/SFDR vs. Input Amplitude (A
Figure 10. AD9265-80 Single-Tone FFT with f
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
120
100
80
60
40
20
Figure 9. AD9265-80 Single-Tone FFT with f
0
0
0
–100
0
0
80MSPS
200.3MHz @ –1dBFS
SNR = 76.5dB (77.5dBFS)
SFDR = 81.2dBc
HARMONIC
SECOND
–90
SFDR (dBc)
–80
SNR (dBFS)
10
10
–70
INPUT AMPLITUDE (dBFS)
HARMONIC
Dither Enabled
f
IN
FREQUENCY (MHz)
FREQUENCY (MHz)
SECOND
= 98.12 MHz
–60
–50
20
20
SFDR (dBFS)
SNR (dBc)
–40
80MSPS
70.1MHz @ –6dBFS
SNR = 74.0dB (80.0dBFS)
SFDR = 100dBc
IN
HARMONIC
= 70.1 MHz @ −6 dBFS with
THIRD
–30
IN
30
30
= 200.3 MHz
HARMONIC
–20
THIRD
–10
AD9265
40
40
IN
0
) with

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