AD9634 Analog Devices, AD9634 Datasheet - Page 15

• Manufacturer Part Number: AD9634
• Description: 12-Bit, 170 MSPS/210 MSPS/250 MSPS, 1.8 V Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9634

• Resolution (bits): 12bit
• # Chan: 1
• Sample Rate: 250MSPS
• Interface: LVDS
• Analog Input Type: Diff-Uni
• Ain Range: 1.75 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

Figure 24. AD9634-210 Two-Tone FFT with f
Figure 23. AD9634-210 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
Figure 22. AD9634-210 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
–100
–120
–140
–100
–120
–100
–120
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
–90.0 –81.7 –73.4 –65.1 –56.8 –48.5 –40.2 –31.9 –23.6 –15.3 –7.0
–90.0 –81.7 –73.4 –65.1 –56.8 –48.5 –40.2 –31.9 –23.6 –15.3 –7.0
0
0
0
0
210MSPS
89.12MHz @ –7.0dBFS
92.12MHz @ –7.0dBFS
SFDR = 88dBc (95dBFS)
f
IN1
f
IN1
= 184.12 MHz, f
= 89.12 MHz, f
15
IMD3 (dBc)
IMD3 (dBc)
SFDR (dBFS)
SFDR (dBFS)
IMD3 (dBFS)
IMD3 (dBFS)
30
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
SFDR (dBc)
SFDR (dBc)
FREQUENCY (MHz)
IN2
IN2
= 92.12 MHz, f
= 187.12 MHz, f
45
60
IN1
= 89.12 MHz, f
S
= 210 MSPS
S
75
= 210 MSPS
90
IN2
= 92.12 MHz
IN
105
) with
IN
) with
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Figure 25. AD9634-210 Two Tone FFT with f
Figure 26. AD9634-210 Single-Tone SNR/SFDR vs. Sample Rate (f
Figure 27. AD9634-210 Grounded Input Histogram, f
16000
14000
12000
10000
–100
–120
–140
8000
6000
4000
2000
100
–20
–40
–60
–80
95
90
85
80
75
70
65
0
0
40 50 60 70 80 90 100 110 120 130
0
0.391 LSB rms
16,384 TOTAL HITS
15
N – 1
30
SAMPLE RATE (MSPS)
FREQUENCY (MHz)
f
IN
OUTPUT CODE
= 90 MHz
45
SFDR
SNR
N
IN1
60
140
= 184.12 MHz, f
210MSPS
184.12MHz @ –7.0dBFS
187.12MHz @ –7.0dBFS
SFDR = 89dBc (96dBFS)
150
N + 1
160
75
170
180
S
= 210 MSPS
90
IN2
190
AD9634
= 187.12 MHz
200
210
S
1
) with
05