AD9245BCPZ-40 Analog Devices Inc, AD9245BCPZ-40 Datasheet - Page 13

• Manufacturer Part Number: AD9245BCPZ-40
• Description: IC,A/D CONVERTER,SINGLE,14-BIT,CMOS,LLCC,32PIN
• Manufacturer: Analog Devices Inc

Specifications of AD9245BCPZ-40

• Number Of Bits: 14
• Sampling Rate (per Second): 40M
• Data Interface: Parallel
• Number Of Converters: 3
• Power Dissipation (max): 165mW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, CSP Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AD9245BCP-80EBZ - BOARD EVAL FOR AD9245BCP-80AD9245BCP-40EBZ - BOARD EVAL FOR AD9245BCP-40AD9245BCP-20EBZ - BOARD EVAL FOR AD9245BCP-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
DUT = AD9245-80, AVDD = 3.0 V, DRVDD = 2.5 V, maximum sample rate, DCS disabled, T
AIN = −0.5 dBFS, VREF = 1.0 V external, unless otherwise noted.
–100
–110
–120
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AIN = –0.5dBFS
SNR = 72.7dBc
ENOB = 11.8 BITS
SFDR = 87.6dBc
5
5
5
Figure 10. Single Tone 8K FFT @ 70 MHz
Figure 8. Single Tone 8K FFT @ 2.5 MHz
Figure 9. Single Tone 8K FFT @ 39 MHz
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10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
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15
15
AIN = –0.5dBFS
SNR = 71.7dBc
ENOB = 11.5 BITS
SFDR = 81.6dBc
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20
20
25
25
25
AIN = –0.5dBFS
SNR = 73.2dBc
ENOB = 11.8 BITS
SFDR = 92.8dBc
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40
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Rev. D | Page 13 of 32
Figure 11. Single Tone SNR/SFDR vs. Input Amplitude (AIN) @ 2.5 MHz
Figure 12. Single Tone SNR/SFDR vs. Input Amplitude (AIN) @ 39 MHz
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Figure 13. SNR/SFDR vs. Sample Rate @ 40 MHz
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A
SFDR (DIFF)
= 25°C, 2 V p-p differential input,
SFDR = 90dBc
REFERENCE LINE
SFDR = 90dBc
REFERENCE LINE
INPUT AMPLITUDE (dBFS)
INPUT AMPLITUDE (dBFS)
SFDR (SE)
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–20
SAMPLE RATE (MSPS)
SFDR (dBc)
SFDR (dBc)
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SNR (dBc)
SNR (dBc)
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SFDR (dBFS)
SNR (SE)
SFDR (dBFS)
SNR (dBFS)
SNR (dBFS)
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SNR (DIFF)
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AD9245
100
0
0