AD9653BCPZ-125 Analog Devices, AD9653BCPZ-125 Datasheet - Page 18

• Manufacturer Part Number: AD9653BCPZ-125
• Description: the ad9653 is a quad, 16-bit, 125 msps analog-to-digital converter (adc) with an...
• Manufacturer: Analog Devices

AD9653
–105
–120
–135
–105
–120
–135
120
100
–20
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
Figure 32. SNR/SFDR vs. Input Amplitude (AIN), f
80
60
40
20
–100
0
0
0
0
0
Figure 31. Single-Tone 16k FFT with f
Figure 30. Single-Tone 16k FFT with f
–90
5
4
4
SFDRFS
5
–80
8
8
f
f
f
SAMPLE
SAMPLE
SAMPLE
–70
6
INPUT AMPLITUDE (dBFS)
12
12
= 125 MSPS, V
= 80 MSPS, V
= 80 MSPS, V
6
SNRFS
FREQUENCY (MHz)
FREQUENCY (MHz)
–60
SNR
SFDR
16
16
4
–50
20
20
4
REF
REF
80MSPS
15MHz AT –1dBFS
SNR = 79.0dB (80.0dBFS)
SFDR = 90.5dBc
80MSPS
15MHz AT –1dBFS
SNR = 76.7dB (77.7dBFS)
SFDR = 82.1dBc
–40
REF
24
24
= 1.3 V
= 1.3 V
= 1.3 V
+
+
–30
IN
IN
28
28
= 64.5 MHz,
= 15 MHz,
2
–20
IN
32
2
32
= 9.7 MHz,
3
–10
3
36
36
40
40
0
Rev. 0 | Page 18 of 40
Figure 35. SNR/SFDR vs. f
Figure 33. Two-Tone 16k FFT with f
f
–100
–120
IN1
Figure 34. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with
100
–105
–120
–135
–20
–40
–60
–80
90
80
70
60
50
40
30
20
10
–15
–30
–45
–60
–75
–90
= 70.5 MHz and f
0
0
–90
0
0
0
F2 – F1
20
6
40
12
f
SAMPLE
–70
IN
IN2
, f
60
IMD3 (dBc)
18
INPUT FREQUENCY (MHz)
INPUT AMPLITUDE (dBFS)
= 72.5 MHz, f
SAMPLE
F1 + F2
= 125 MSPS, V
FREQUENCY (MHz)
80
24
= 125 MSPS, Clock Divider = 8, V
IMD3 (dBFS)
SFDR (dBFS)
SFDR (dBc)
2F2 + F1
SNR (dBFS)
100
IN1
–50
30
= 70.5 MHz and f
SAMPLE
REF
120
36
SFDR (dBc)
2F1 + F2
= 1.3 V
= 125 MSPS, V
140
42
–30
2F2 – F1
48
Data Sheet
160
IN2
54
+
= 72.5 MHz,
REF
180
2F1 – F2
= 1.3 V
REF
60
200
–10
= 1.3 V