AD9634 Analog Devices, AD9634 Datasheet - Page 12

• 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

AD9634
TYPICAL PERFORMANCE CHARACTERISTICS
AVDD = 1.8 V, DRVDD = 1.8 V, sample rate = maximum sample rate per speed grade, DCS enabled, 1.75 V p-p differential input,
VIN = −1.0 dBFS, 32k sample, T
–100
–120
–140
–100
–120
–140
–100
–120
–140
–20
–40
–60
–80
–20
–40
–60
–80
–20
–40
–60
–80
Figure 5. AD9634-170 Single-Tone FFT with f
Figure 6. AD9634-170 Single-Tone FFT with f
Figure 4. AD9634-170 Single-Tone FFT with f
0
0
0
0
0
0
170MSPS
90.1MHz @ –1.0dBFS
SNR = 69.1dB (70.1dBFS)
SFDR = 93dBc
170MSPS
220.1MHz @ –1.0dBFS
SNR = 68.2dB (69.2dBFS)
SFDR = 84dBc
HARMONIC
10
10
10
SECOND
HARMONIC
THIRD
20
20
20
HARMONIC
30
30
30
SECOND
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
40
40
40
A
= 25°C, unless otherwise noted.
HARMONIC
50
50
50
170MSPS
185.1MHz @ –1.0dBFS
SNR = 68.5dB (69.5dBFS)
SFDR = 86dBc
THIRD
HARMONIC
60
60
60
THIRD
IN
IN
IN
= 185.1 MHz
= 220.1 MHz
HARMONIC
= 90.1 MHz
SECOND
70
70
70
80
80
80
Rev. 0 | Page 12 of 32
Figure 9. AD9634-170 Single-Tone SNR/SFDR vs. Input Frequency (f
–100
–120
–140
–20
–40
–60
–80
120
100
100
80
60
40
20
95
90
85
80
75
70
65
60
Figure 7. AD9634-170 Single-Tone FFT with f
0
0
–100
60
Input Amplitude (A
0
Figure 8. AD9634-170 Single-Tone SNR/SFDR vs.
–90
90
10
SNR (dBFS)
–80
120
20
SFDR (dBc)
–70
150
INPUT AMPLITUDE (dBFS)
INPUT FREQUENCY (MHz)
IN
) with f
30
f
FREQUENCY (MHz)
S
–60
= 170 MSPS
SFDR (dBc)
SNR (dBFS)
180
SFDR (dBFS)
IN
40
–50
= 90.1 MHz, f
210
HARMONIC
50
–40
170MSPS
305.1MHz @ –1.0dBFS
SNR = 67.2dB (68.2dBFS)
SFDR = 86dBc
240
THIRD
SNR (dBc)
–30
60
270
S
IN
= 170 MSPS
= 305.1 MHz
–20
HARMONIC
300
70
SECOND
–10
330
8
0
IN
0
),