AD9228 Analog Devices, AD9228 Datasheet - Page 18

• Manufacturer Part Number: AD9228
• Description: Quad, 12-Bit, 40/65 MSPS Serial LVDS 1.8 V A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9228

• Resolution (bits): 12bit
• # Chan: 4
• Sample Rate: 65MSPS
• Interface: LVDS,Ser
• Analog Input Type: Diff-Uni,SE-Uni
• Ain Range: 2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9228
Figure 33. Two-Tone 32k FFT with f
Figure 34. Two-Tone 32k FFT with f
–100
–120
–100
–120
–20
–40
–60
–80
–20
–40
–60
–80
90
85
80
75
70
65
60
55
50
0
0
1
Figure 35. SNR/SFDR vs. Frequency, f
0
0
5
5
10
f
10
f
10
SAMPLE
SAMPLE
2V p-p, SFDR
2V p-p, SNR
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
= 65 MSPS
= 65 MSPS
15
15
IN1
IN1
= 15 MHz and f
= 70 MHz and f
AIN1 AND AIN2 = –7dBFS
AIN1 AND AIN2 = –7dBFS
20
20
SAMPLE
100
SFDR = 76.75dBc
IMD2 = 77.56dBc
IMD3 = 77.01dBc
SFDR = 78.15dBc
IMD2 = 77.84dBc
IMD3 = 88.94dBc
= 65 MSPS
25
25
IN2
IN2
= 16 MHz,
= 71 MHz,
30
30
1000
Rev. E | Page 18 of 56
Figure 36. SINAD/SFDR vs. Temperature, f
–0.2
–0.4
–0.6
–0.8
–1.0
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
1.0
0.8
0.6
0.4
0.2
90
85
80
75
70
65
60
0
–40
0
0
0
Figure 38. DNL, f
Figure 37. INL, f
500
500
–20
1000
1000
0
IN
1500
1500
IN
TEMPERATURE (°C)
= 2.4 MHz, f
= 2.4 MHz, f
2V p-p, SFDR
2V p-p, SINAD
2000
2000
CODE
20
CODE
IN
SAMPLE
= 10.3 MHz, f
2500
SAMPLE
2500
40
= 65 MSPS
= 65 MSPS
3000
3000
Data Sheet
60
SAMPLE
3500
3500
= 65 MSPS
4000
4000
80