AD6672 Analog Devices, AD6672 Datasheet - Page 12

• Manufacturer Part Number: AD6672
• Description: IF Receiver
• Manufacturer: Analog Devices

Specifications of AD6672

• Resolution (bits): 11bit
• # 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

AD6672
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 1.8 V, DRVDD = 1.8 V, sample rate = 250 MSPS, DCS enabled, 1.75 V p-p differential input, VIN = −1.0 dBFS, 32k sample, T
unless otherwise noted.
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
250MSPS
90.1MHz @ –1.0dBFS
SNR = 65.6dB (66.6dBFS)
SFDR = 88dBc
250MSPS
140.1MHz @ –1.0dBFS
SNR = 65.5dB (66.5dBFS)
SFDR = 89dBc
Figure 6. Single-Tone FFT with f
10
10
10
Figure 4. Single-Tone FFT with f
Figure 5. Single-Tone FFT with f
20
20
20
HARMONIC
HARMONIC
SECOND
30
THIRD
30
30
40
40
40
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
50
50
50
HARMONIC
HARMONIC
SECOND
SECOND
60
60
60
HARMONIC
70
70
70
THIRD
250MSPS
30.1MHz @ –1.0dBFS
SNR = 65.6dB (66.6dBFS)
SFDR = 88dBc
IN
IN
IN
80
80
80
= 140.1 MHz
= 30.1 MHz
= 90.1 MHz
90
90
90
HARMONIC
100
100
100
THIRD
110
110
110
120
120
120
Rev. 0 | Page 12 of 32
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
0
0
0
0
0
0
250 MSPS
185.1MHz @ –1.0dBFS
SNR = 65.4dB (66.4dBFS)
SFDR = 87dBc
Figure 7. Single-Tone FFT with f
Figure 8. Single-Tone FFT with f
Figure 9. Single-Tone FFT with f
10
10
10
20
20
20
30
30
30
HARMONIC
40
40
40
THIRD
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
50
50
50
HARMONIC
60
SECOND
60
60
HARMONIC
70
70
70
THIRD
250 MSPS
220.1MHz @ –1.0dBFS
SNR = 65.3dB (66.3dBFS)
SFDR = 88dBc
250 MSPS
305.1MHz @ –1.0dBFS
SNR = 64.8dB (65.8dBFS)
SFDR = 82dBc
IN
IN
IN
80
80
80
= 185.1 MHz
= 220.1 MHz
= 305.1 MHz
90
90
90
HARMONIC
HARMONIC
THIRD
100
100
100
HARMONIC
SECOND
SECOND
110
110
110
A
120
120
120
= 25°C,