AD6659 Просмотр технического описания (PDF) - Analog Devices
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AD6659 Datasheet PDF : 40 Pages
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AD6659
AC SPECIFICATIONS
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS,
DCS disabled, unless otherwise noted.
Table 2.
Parameter1
SIGNAL-TO-NOISE RATIO (SNR)—NSR DISABLED
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
SIGNAL-TO-NOISE RATIO (SNR)—NSR ENABLED
20% Bandwidth (16 MHz @ 80 MSPS)
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
SIGNAL-TO-NOISE-AND-DISTORTION (SINAD)
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
EFFECTIVE NUMBER OF BITS (ENOB)
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
WORST SECOND OR THIRD HARMONIC
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
WORST OTHER (HARMONIC OR SPUR)
fIN = 9.7 MHz
fIN = 30.5 MHz
fIN = 70 MHz
TWO-TONE SFDR
fIN = 28.3 MHz (−7 dBFS), 30.6 MHz (−7 dBFS)
CROSSTALK2
ANALOG INPUT BANDWIDTH
Temp
25°C
25°C
25°C
Full
Min
Typ
72.4
72.3
72.0
71.4
Max
Unit
dBFS
dBFS
dBFS
dBFS
25°C
81.5
dBFS
25°C
81.2
dBFS
25°C
80.3
dBFS
25°C
72.4
25°C
72.2
25°C
71.9
Full
71.5
dBFS
dBFS
dBFS
dBFS
25°C
11.7
Bits
25°C
11.7
Bits
25°C
11.7
Bits
25°C
−93
dBc
25°C
−92
dBc
25°C
−90
dBc
Full
−80
dBc
25°C
93
dBc
25°C
92
dBc
25°C
90
dBc
Full
80
dBc
25°C
−99
dBc
25°C
−99
dBc
25°C
−98
dBc
Full
−91
dBc
25°C
90
dBc
Full
−110
dBc
25°C
700
MHz
1 See the AN-835 Application Note, Understanding High Speed ADC Testing and Evaluation, for a complete set of definitions.
2 Crosstalk is measured at 100 MHz with −1.0 dBFS on one channel and no input on the alternate channel.
Rev. " | Page 5 of 40
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