AD9238BSTZRL-20(RevC) データシートの表示（PDF） - Analog Devices
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AD9238BSTZRL-20 Datasheet PDF : 48 Pages
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AD9238
AC SPECIFICATIONS
AVDD = 3 V, DRVDD = 2.5 V, maximum sample rate, CLK_A = CLK_B; AIN = −0.5 dBFS differential input, 1.0 V internal reference,
TMIN to TMAX, DCS enabled, unless otherwise noted.
Table 2.
Parameter
SIGNAL-TO-NOISE RATIO (SNR)
fINPUT = 2.4 MHz
fINPUT = 9.7 MHz
fINPUT = 19.6 MHz
fINPUT = 32.5 MHz
fINPUT = 100 MHz
SIGNAL-TO-NOISE AND DISTORTION
RATIO (SINAD)
fINPUT = 2.4 MHz
fINPUT = 9.7 MHz
fINPUT = 19.6 MHz
fINPUT = 32.5 MHz
fINPUT = 100 MHz
EFFECTIVE NUMBER OF BITS (ENOB)
fINPUT = 2.4 MHz
fINPUT = 9.7 MHz
fINPUT = 19.6 MHz
fINPUT = 32.5 MHz
fINPUT = 100 MHz
WORST HARMONIC (SECOND or THIRD)
fINPUT = 9.7 MHz
fINPUT = 19.6 MHz
fINPUT = 35 MHz
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fINPUT = 2.4 MHz
fINPUT = 9.7 MHz
fINPUT = 19.6 MHz
fINPUT = 32.5 MHz
fINPUT = 100 MHz
CROSSTALK
Test AD9238BST/BCP-20 AD9238BST/BCP-40 AD9238BST/BCP-65
Temp Level Min Typ Max Min Typ Max Min Typ Max Unit
25°C V
70.4
70.4
70.3
dB
Full V
70.2
dB
25°C IV
69.7 70.4
dB
Full V
70.1
dB
25°C IV
69.7 70.3
dB
Full V
69.3
dB
25°C IV
68.7 70.0
dB
25°C V
68.7
68.3
67.6
dB
25°C V
70.2
70.2
70.1
dB
Full V
70.1
dB
25°C IV
69.3 70.2
dB
Full V
69.9
dB
25°C IV
69.4 70.1
dB
Full V
68.9
dB
25°C IV
68.1 69.1
dB
25°C V
67.9
67.9
66.6
dB
25°C V
11.5
11.5
11.4
Bits
Full V
11.4
Bits
25°C IV
11.3 11.5
Bits
Full V
11.4
Bits
25°C IV
11.3 11.4
Bits
Full V
11.2
Bits
25°C IV
11.1 11.3
Bits
25°C V
11.1
11.1
10.9
Bits
Full V
Full V
Full V
−84.0
−85.0
dBc
dBc
−80.0
dBc
25°C V
86.0
86.0
86.0
dBc
Full V
84.0
dBc
25°C I
76.1 86.0
dBc
Full V
85.0
dBc
25°C I
76.7 86.0
dBc
Full V
80.0
dBc
25°C I
72.5 80.5
dBc
25°C V
75.0
dBc
Full V
−85.0
−85.0
−85.0
dB
Rev. C | Page 5 of 48
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