AD9269 Analog Devices, AD9269 Datasheet - Page 16

• Manufacturer Part Number: AD9269
• Description: 16-Bit, 20 MSPS/40 MSPS/65 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9269

• Resolution (bits): 16bit
• # Chan: 2
• Sample Rate: 80MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9269
AD9269-40
AVDD = 1.8 V, DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference, AIN = −1.0 dBFS, DCS disabled,
unless otherwise noted.
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
0
0
Figure 24. AD9269-40 Single-Tone FFT with f
Figure 23. AD9269-40 Single-Tone FFT with f
0
0
40MSPS
9.7MHz @ –1dBFS
SNR = 76.9dB (77.9dBFS)
SFDR = 95.1dBc
40MSPS
30.6MHz @ –1dBFS
SNR = 76.6dB (77.6dBFS)
SFDR = 88.8dBc
2
2
4
4
6
6
FREQUENCY (MHz)
FREQUENCY (MHz)
8
8
10
10
12
12
14
14
IN
IN
16
16
= 30.6 MHz
= 9.7 MHz
18
18
20
20
Rev. 0 | Page 16 of 40
Figure 25. AD9269-40 SNR/SFDR vs. Input Amplitude (AIN) with f
120
100
80
60
40
20
0
–65 –60
SNRFS
–50
SFDR
INPUT AMPLITUDE (dBFS)
–40
SFDRFS
–30
SNR
–20
–10
IN
= 9.7 MHz
0