AD9246-105EBZ Analog Devices Inc, AD9246-105EBZ Datasheet - Page 12

• Manufacturer Part Number: AD9246-105EBZ
• Description: 1.8V 14Bit 105 MSPS ADC EB
• Manufacturer: Analog Devices Inc

Specifications of AD9246-105EBZ

• Number Of Adc's: 1
• Number Of Bits: 14
• Sampling Rate (per Second): 105M
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: 2 Vpp
• Power (typ) @ Conditions: 373mW @ 105MSPS
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: AD9246-105
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9246
Figure 20. AD9246 Single-Tone SNR/SFDR vs. Input Amplitude (AIN)
–100
–120
–100
–120
–140
–140
–20
–40
–60
–80
–20
–40
–60
–80
100
120
Figure 18. AD9246-125 Single-Tone FFT with f
Figure 19. AD9246-125 Single-Tone FFT with f
80
60
40
20
0
0
0
–90
0
0
125MSPS
300.3MHz @ –1dBFS
SNR = 69.3dB (70.3dBFS)
ENOB = 11 BITS
SFDR = 77.5dBc
SFDR (dBc)
–80
15.625
15.625
–70
SFDR (dBFS)
SNR (dBFS)
INPUT AMPLITUDE (dBFS)
–60
with f
FREQUENCY (MHz)
FREQUENCY (MHz)
SNR (dBc)
IN
–50
31.250
31.250
= 2.4 MHz
–40
125MSPS
225.3MHz @ –1dBFS
SNR = 70.3dB (71.3dBFS)
ENOB = 11.3 BITS
SFDR = 80.4dBc
85dB REFERENCE LINE
–30
46.875
46.875
IN
IN
–20
= 225.3 MHz
= 300.3 MHz
–10
62.500
62.500
0
Rev. A | Page 12 of 44
Figure 21. AD9246 Single-Tone SNR/SFDR vs. Input Frequency (f
Figure 22. AD9246 Single-Tone SNR/SFDR vs. Input Frequency (f
–0.25
–0.50
–0.75
–1.00
90
85
80
75
70
90
85
80
75
70
95
65
95
65
0
0
0
–40
Figure 23. AD9246 Gain and Offset vs. Temperature
SNR = +85°C
SNR = +85°C
–20
Temperature with 2 V p-p Full Scale
Temperature with 1 V p-p Full Scale
50
50
SFDR = –40°C
SNR = +25°C
INPUT FREQUENCY (MHz)
INPUT FREQUENCY (MHz)
SNR = +25°C
SFDR = +25°C
SFDR = +85°C
0
SFDR = +85°C
TEMPERATURE (°C)
100
100
OFFSET ERROR
GAIN ERROR
20
150
150
SFDR = –40°C
SFDR = +25°C
40
SNR = –40°C
SNR = –40°C
200
200
60
IN
IN
80
250
250
) and
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