AD9265 Analog Devices, AD9265 Datasheet - Page 21

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

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

Figure 44. AD9265-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
–100
–120
–140
100
100
Input Frequency (f
–20
–40
–60
–80
95
90
85
80
75
70
65
95
90
85
80
75
70
65
0
–90
0
0
IMD3 (dBc)
with f
SFDR (dBFS)
Figure 42. AD9265-125 Single-Tone SNR/SFDR vs.
Figure 43. AD9265-125 Single-Tone SNR/SFDR vs.
IMD3 (dBFS)
SNR @ –40°C
SFDR (dBc)
Input Frequency (f
–78
SNR @ +25°C
IN1
50
50
SFDR @ –40°C
= 29.1 MHz, f
IN
–66
) and Temperature with 2 V p-p Full Scale
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
INPUT AMPLITUDE (dBFS)
100
100
IN2
–54
IN
) with 1 V p-p Full Scale
= 32.1 MHz, f
SNR @ +85°C
SFDR
SNR
SFDR @ +25°C
150
150
–42
200
200
S
–30
= 125 MSPS
SFDR @ +85°C
250
250
–18
300
300
–6
IN
Rev. A | Page 21 of 44
)
Figure 46. AD9265-125 Two-Tone FFT with f
Figure 45. AD9265-125 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
Figure 47. AD9265-125 Two-Tone FFT with f
0
–90
0
0
0
0
with f
IMD3 (dBc)
SFDR (dBFS)
IMD3 (dBFS)
125MSPS
169.1MHz @ –7dBFS
172.1MHz @ –7dBFS
SFDR = 79.4dBc (86.4dBFS)
SFDR (dBc)
IN1
–78
= 169.1 MHz, f
10
10
–66
INPUT AMPLITUDE (dBFS)
20
20
f
IN2
FREQUENCY (MHz)
FREQUENCY (MHz)
= 172.1 MHz
IN2
–54
= 172.1 MHz, f
30
30
125MSPS
29.1MHz @ –7dBFS
32.1MHz @ –7dBFS
SFDR = 94.9dBc (101.9dBFS)
–42
IN1
= 29.1 MHz and f
40
40
IN1
–30
S
= 169.1 MHz and
= 125 MSPS
50
50
–18
IN2
AD9265
= 32.1 MHz
60
60
–6
IN
)