AD872A Просмотр технического описания (PDF) - Analog Devices
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AD872A Datasheet PDF : 20 Pages
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AD872A
AC SPECIFICATIONS (TMIN to TMAX, AVDD = + 5 V, DVDD = +5 V, AVSS = –5 V, fSAMPLE = 10 MHz unless otherwise noted)1
Parameter
J Grade
S Grade
Units
SIGNAL-TO-NOISE & DISTORTION RATIO (S/N+D)
fINPUT = l MHz
fINPUT = 4.99 MHz
SIGNAL-TO-NOISE RATIO (SNR)
fINPUT = 1 MHz
fINPUT = 4.99 MHz
TOTAL HARMONIC DISTORTION (THD)
fINPUT = 1 MHz
fINPUT = 4.99 MHz
SPURIOUS-FREE DYNAMIC RANGE (SFDR)
fINPUT = l MHz
fINPUT = 4.99 MHz
INTERMODULATION DISTORTION (IMD)2
Second Order Products
Third Order Products
68
68
dB typ
61
61
dB min
66
66
dB typ
69
69
dB typ
67
67
dB typ
–74
–74
dB typ
–63
–62
dB max
–72
–72
dB typ
75
75
dB typ
74
74
dB typ
–80
–80
dB typ
–73
–73
dB typ
FULL POWER BANDWIDTH
35
35
MHz typ
SMALL SIGNAL BANDWIDTH
35
35
MHz typ
APERTURE DELAY
6
6
ns typ
APERTURE JITTER
16
16
ps rms typ
ACQUISITION TO FULL-SCALE STEP
40
40
ns typ
OVERVOLTAGE RECOVERY TIME
40
40
ns typ
NOTES
1fINPUT amplitude = –0.5 dB full scale unless otherwise indicated. All measurements referred to a 0 dB (1.0 V pk) input signal unless otherwise indicated.
2fa = 1.0 MHz, fb = 0.95 MHz with tSAMPLE = 10 MHz.
Specifications subject to change without notice.
DIGITAL SPECIFICATIONS (TMIN to TMAX, AVDD = + 5 V, DVDD = +5 V, AVSS = –5 V, fSAMPLE = 10 MHz unless otherwise noted)
Parameter
Symbol
J, S Grades
Units
LOGIC INPUTS
High Level Input Voltage
Low Level Input Voltage
High Level Input Current (VIN = DVDD)
Low Level Input Current (VIN = 0 V)
Input Capacitance
LOGIC OUTPUT
High Level Output Voltage (IOH = 0.5 mA)
Low Level Output Voltage (IOL = 1.6 mA)
Output Capacitance
Leakage (Three State, LCC Only)
VIH
VIL
IIH
IIL
CIN
VOH
VOL
COUT
IZ
+2.0
+0.8
115
115
5
+2.4
+0.4
5
± 10
V min
V max
µA max
µA max
pF typ
V min
V max
pF typ
µA max
Specifications subject to change without notice.
REV. A
–3–
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