AD9286 Analog Devices, AD9286 Datasheet - Page 12

• Manufacturer Part Number: AD9286
• Description: 8-Bit, 500 MSPS, 1.8 V Analog-to-Digital Converter (ADC)
• Manufacturer: Analog Devices

Specifications of AD9286

• Resolution (bits): 8bit
• # Chan: 2
• Sample Rate: 500MSPS
• Interface: Par
• Analog Input Type: Diff-Bip,Diff-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9286
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 1.8 V, DRVDD = 1.8 V, sample rate = 500 MSPS, DCS enable, 1.2 V p-p differential input, VIN = −1.0 dBFS, 64k sample,
T
A
= 25°C, unless otherwise noted.
–100
–120
–100
–120
Figure 9. SFDR/SNR vs. Input Amplitude (AIN) with f
–20
–40
–60
–80
–20
–40
–60
–80
80
70
60
50
40
30
20
10
0
0
0
–45
0
0
500MSPS
220.3MHz @ –1dBFS
SNR = 48.2dB (49.2dBFS)
ENOB = 7.7
SFDR = 66.4dBc
REFERENCE LINE
Figure 8. Single-Tone FFT with f
SECOND HARMONIC
THIRD HARMONIC
SECOND HARMONIC
Figure 7. Single-Tone FFT with f
–40
SFDR (dBFS)
50
50
–35
SNR (dBFS)
–30
FREQUENCY (MHz)
FREQUENCY (MHz)
AIN POWER (dBFS)
100
100
–25
THIRD HARMONIC
SFDR (dBc)
–20
150
150
SNR (dBc)
500MSPS
4.3MHz @ –1dBFS
SNR = 48.4dB (49.4dBFS)
ENOB = 7.7
SFDR = 70.0dBc
IN
IN
–15
= 220.3 MHz
= 4.3 MHz
–10
200
200
IN
= 2.2 MHz
–5
250
250
0
Rev. A | Page 12 of 28
Figure 11. Two-Tone FFT with f
–100
–120
–100
–120
Figure 12. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with
–20
–40
–60
–80
–20
–40
–60
–80
100
90
80
70
60
50
40
30
20
10
0
0
0
–50
0
0
IMD3 (dBc)
Figure 10. Single-Tone FFT with f
–45
f
50
50
IN1
–40
= 29.1 MHz and f
SFDR (dBFS)
IMD3 (dBFS)
–35
FREQUENCY (MHz)
FREQUENCY (MHz)
AIN POWER (dBFS)
100
100
–30
SECOND HARMONIC
IN1
= 29.1 MHz and f
SFDR (dBc)
IN2
–25
500MSPS
29.1MHz @ –7dBFS
32.1MHz @ –7dBFS
SFDR = 70.3dBc (77.3dBFS)
150
150
= 32.1 MHz
500MSPS
96.6MHz @ –1dBFS
SNR = 48.2dB (49.2dBFS)
ENOB = 7.7
SFDR = 68.4dBc
IN
–20
= 96.6 MHz
THIRD HARMONIC
–15
200
200
IN2
= 32.1 MHz
–10
250
250
–5