AD9639 Analog Devices, Inc., AD9639 Datasheet - Page 11

• Manufacturer Part Number: AD9639
• Description: Quad, 12-bit, 170 Msps/210 Msps Serial Output 1.8 V Adc
• Manufacturer: Analog Devices, Inc.

TYPICAL PERFORMANCE CHARACTERISTICS
Figure 5. Single-Tone 32k FFT with f
Figure 6. Single-Tone 32k FFT with f
Figure 4. Single-Tone 32k FFT with f
–100
–120
–100
–120
–100
–120
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
AIN = –1.0dBFS
SNR = 64.88dB
ENOB = 10.49 BITS
SFDR = 77.57dBc
AIN = –1.0dBFS
SNR = 63.95dB
ENOB = 10.33 BITS
SFDR = 78.90dBc
AIN = –1.0dBFS
SNR = 64.65dB
ENOB = 10.44 BITS
SFDR = 77.54dBc
10
10
20
20
20
30
30
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
40
40
40
IN
IN
IN
= 240.3 MHz, f
= 84.3 MHz, f
= 84.3 MHz, f
60
50
50
60
60
80
SAMPLE
SAMPLE
SAMPLE
70
70
= 210 MSPS
= 170 MSPS
= 170 MSPS
80
80
100
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Figure 7. Single-Tone 32k FFT with f
–100
–120
–20
–40
–60
–80
70
69
68
67
66
65
64
63
62
61
60
90
88
86
84
82
80
78
76
74
72
70
50
50
0
0
70
70
170MSPS
Figure 9. SFDR vs. Encode, f
Figure 8. SNR vs. Encode, f
90
90
20
170MSPS
110
110
FREQUENCY (MHz)
ENCODE (MSPS)
ENCODE (MSPS)
130
130
40
150
150
210MSPS
IN
= 240.3 MHz, f
210MSPS
60
170
170
IN
IN
= 84.3 MHz
= 84.3 MHz
190
190
AIN = –1.0dBFS
SNR = 63.13dB
ENOB = 10.19 BITS
SFDR = 76.07dBc
80
210
210
SAMPLE
230
230
= 210 MSPS
AD9639
100
250
250