AD9266 Analog Devices, AD9266 Datasheet - Page 11

• Manufacturer Part Number: AD9266
• Description: 16-Bit, 20/40/65/80 MSPS, 1.8 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9266

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 80MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

TYPICAL PERFORMANCE CHARACTERISTICS
AD9266-80
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, 50% duty
cycle clock, DCS disabled, unless otherwise noted.
Figure 6. AD9266-80 Two-Tone FFT with f
–100
–120
–140
–100
–120
–140
–105
–120
–135
–20
–40
–60
–80
–20
–40
–60
–80
–15
–30
–45
–60
–75
–90
0
0
0
Figure 4. AD9266-80 Single-Tone FFT with f
Figure 5. AD9266-80 Single-Tone FFT with f
0
0
F2 – F1
80MSPS
28.3MHz @ –7dBFS
30.6MHz @ –7dBFS
SFDR = 89.5dBc (96.5dBFS)
4
5
5
2F2 + F1
8
10
10
12
2F1 + F2
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
16
20
20
20
F1 + F2
IN1
80MSPS
9.7MHz @ –1dBFS
SNR = 76.8dB (77.8dBFS)
SFDR = 94.3dBc
80MSPS
69MHz @ –1dBFS
SNR = 75.1dB (76.1dBFS)
SFDR = 89.5dBc
= 28.3 MHz and f
24
25
25
2F2 – F1
28
30
IN
30
IN
= 9.7 MHz
= 69 MHz
32
2F1 – F2
35
35
IN2
36
= 30.6 MHz
40
40
Rev. 0 | Page 11 of
Figure 9. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with f
32
–100
–120
–140
–100
–120
–140
–110
–130
–20
–40
–60
–80
–20
–40
–60
–80
–10
–30
–50
–70
–90
10
0
0
Figure 7. AD9266-80 Single-Tone FFT with f
–95
Figure 8. AD9266-80 Single-Tone FFT with f
0
0
80MSPS
210MHz @ –1dBFS
SNR = 70dB (71dBFS)
SFDR = 79.7dBc
80MSPS
30.6MHz @ –1dBFS
SNR = 76.5dB (77.5dBFS)
SFDR = 85.7dBc
–85
IMD3 (dBc)
5
5
SFDR (dBFS)
–75
10
10
IMD3 (dBFS)
INPUT AMPLITUDE (dBFS)
SFDR (dBc)
and f
–65
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
IN2
–55
= 30.6 MHz
20
20
–45
25
25
–35
IN
IN
30
30
–25
= 30.6 MHz
= 210 MHz
35
35
–15
AD9266
IN1
= 28.3 MHz
40
40