AD6645ASQ-105 Analog Devices Inc, AD6645ASQ-105 Datasheet - Page 11

IC ADC 14BIT 105MSPS 52-LQFP-PQ4

AD6645ASQ-105

Manufacturer Part Number
AD6645ASQ-105
Description
IC ADC 14BIT 105MSPS 52-LQFP-PQ4
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD6645ASQ-105

Rohs Status
RoHS non-compliant
Design Resources
Low Jitter Sampling Clock Generator for High Performance ADCs Using AD9958/9858 and AD9515 (CN0109)
Number Of Bits
14
Sampling Rate (per Second)
105M
Data Interface
Parallel
Number Of Converters
4
Power Dissipation (max)
1.75W
Voltage Supply Source
Analog and Digital
Operating Temperature
-10°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
52-LQFP Exposed Pad, 52-eLQFP, 52-HLQFP
For Use With
AD6645-80/PCBZ - BOARD EVAL ADC 80MSPS AD6645AD6645-MIL/PCB - BOARD EVAL AD6645-MIL/PCB

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AD6645ASQ-105
Manufacturer:
MAXIM
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17 600
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Manufacturer:
AD
Quantity:
648
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Manufacturer:
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–100
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100
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100
–10
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–80
–90
95
90
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75
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65
90
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30
20
10
0
Figure 18. SNR, Worst-Case Spurious vs. Encode @ 2.2 MHz
–77
0
15
0
Figure 16. Two-Tone SFDR @ 30.5 MHz and 31.5 MHz
Figure 17. Two-Tone SFDR @ 30.5 MHz and 31.5 MHz
ENCODE = 80MSPS
AIN = 30.5MHz,
31.5MHz (–7dBFS)
NO DITHER
ENCODE = 80MSPS
F1 = 30.5MHz
F2 = 31.5MHz
–67
5
30
INPUT POWER LEVEL (F1 = F2 dBFS)
WORST SPUR @ AIN = 2.2MHz
10
–57
ENCODE FREQUENCY (MHz)
SNR @ AIN = 2.2MHz
45
FREQUENCY (MHz)
15
–47
60
dBc
20
–37
dBFS
25
SFDR = 90dB
REFERENCE LINE
75
–27
30
90
–17
35
105
–7
40
Rev. D | Page 11 of 24
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–130
110
100
–10
–20
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–40
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–60
–70
–80
–90
95
90
85
80
75
70
65
90
80
70
60
50
40
30
20
10
Figure 21. SNR, Worst-Case Spurious vs. Encode @ 69.1 MHz
0
0
–77
15
0
Figure 19. Two-Tone SFDR @ 55.25 MHz and 56.25 MHz
Figure 20. Two-Tone SFDR @ 55.25 MHz and 56.25 MHz
ENCODE = 80MSPS
AIN = 55.25MHz,
56.25MHz (–7dBFS)
NO DITHER
ENCODE = 80MSPS
F1 = 55.25MHz
F2 = 56.25MHz
–67
5
30
INPUT POWER LEVEL (F1 = F2 dBFS)
WORST SPUR @ AIN = 69.1MHz
10
–57
ENCODE FREQUENCY (MHz)
SNR @ AIN = 69.1MHz
45
FREQUENCY (MHz)
15
–47
dBc
60
20
–37
SFDR = 90dB
REFERENCE LINE
dBFS
25
75
–27
30
90
–17
35
AD6645
105
–7
40

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