AD9650 Analog Devices, AD9650 Datasheet - Page 24

• Manufacturer Part Number: AD9650
• Description: 16-bit, 25 MSPS/65 MSPS/80 MSPS/105 MSPS Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9650

• Resolution (bits): 16bit
• # Chan: 2
• Sample Rate: 105MSPS
• Interface: LVDS,Par
• Analog Input Type: Diff-Bip
• Ain Range: (2Vref) p-p,2.7 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9650
AD9650-105
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
Figure 50. AD9650-105 Single-Tone FFT with f
Figure 51. AD9650-105 Single-Tone FFT with f
Figure 49. AD9650-105 Single-Tone FFT with f
0
0
0
0
0
0
105MSPS
30.3MHz @ –1dBFS
SNR = 81.2dB (82.2dBFS)
SFDR = 90.3dBc
105MSPS
70.1MHz @ –1dBFS
SNR = 79.2dB (80.2dBFS)
SFDR = 92.2dBc
10
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
20
20
20
30
30
30
105MSPS
9.7MHz @ –1dBFS
SNR = 81.7dB (82.7dBFS)
SFDR = 90.7dBc
IN
IN
40
40
40
IN
= 30.3 MHz
= 70.1 MHz
= 9.7 MHz
50
50
50
Rev. A | Page 24 of 44
Figure 53. AD9650-105 Single-Tone FFT with f
Figure 54. AD9650-105 Single-Tone FFT with f
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
Figure 52. AD9650-105 Single-Tone FFT with f
0
0
0
0
0
0
105MSPS
141MHz @ –1dBFS
SNR = 79dB (80dBFS)
SFDR = 81.1dBc
105MSPS
30.3MHz @ –6dBFS
SNR = 77.3dB (83.3dBFS)
SFDR = 94dBc
105MSPS
30.3MHz @ –6dBFS
SNR = 75.7dB (81.7dBFS)
SFDR = 96.2dBc
10
10
10
with Dither Disabled
with Dither Enabled
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
20
20
20
30
30
30
IN
IN
= 30.3 MHz @ −6 dBFS
= 30.3 MHz @ −6 dBFS
IN
40
40
40
Data Sheet
= 141 MHz
50
50
50