AD9640 Analog Devices, AD9640 Datasheet - Page 22

• Manufacturer Part Number: AD9640
• Description: 14-Bit, 80/105/125/150 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9640

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 150MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 1 V p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9640
Figure 28. AD9640-150 Single-Tone SNR/SFDR vs. Input Amplitude (A
Figure 29. AD9640-150 Single-Tone SFDR vs. Input Amplitude with
Input Frequency (f
120
100
120
100
80
60
40
20
80
60
40
20
95
90
85
80
75
70
65
60
0
0
–90
–90
0
Figure 30. AD9640-150 Single-Tone SNR/SFDR vs.
SNR = –40°C
–80
–80
SFDR (dBc)
50
SFDR (dBc)
SFDR (dBFS)
SFDR (dBFS)
SNR (dBFS)
SNR (dBFS)
–70
–70
100
IN
SNR = +25°C
) and Temperature with 2 V p-p Full Scale
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
INPUT FREQUENCY (MHz)
with f
–60
–60
150
f
IN
SFDR = +85°C
= 98.12 MHz
IN
–50
–50
SFDR = +25°C
200
= 2.3 MHz
–40
–40
250
85dB REFERENCE LINE
85dB REFERENCE LINE
SNR = +85°C
–30
–30
300
SNR (dBc)
SNR (dBc)
–20
–20
350
SFDR = –40°C
–10
–10
400
450
0
0
IN
Rev. B | Page 22 of 52
)
Figure 33. AD9640-150 Two-Tone SFDR/IMD3 vs. Input Amplitude (A
–100
–120
Input Frequency (f
–0.2
–0.4
–0.6
–0.8
–1.0
–20
–40
–60
–80
0.8
0.6
0.4
0.2
95
90
85
80
75
70
65
60
0
0
–40
–90
0
Figure 32. AD9640 Gain and Offset vs. Temperature
with f
Figure 31. AD9640-150 Single-Tone SNR/SFDR vs.
SNR = +25°C
50
SNR = –40°C
–78
IN1
–20
= 29.1 MHz, f
SFDR (dBFS)
100
IMD3 (dBc)
IN
–66
) and Temperature with 1 V p-p Full Scale
SFDR (dBc)
SFDR = +25°C
INPUT AMPLITUDE (dBFS)
INPUT FREQUENCY (MHz)
150
0
TEMPERATURE (°C)
IN2
–54
200
SFDR = +85°C
SNR = +85°C
= 32.1 MHz, f
OFFSET
20
IMD3 (dBFS)
250
–42
40
300
S
= 150 MSPS
–30
GAIN
350
SFDR = –40°C
60
–18
400
80
450
–6
IN
)