AD872ASE datasheet(3/20 Pages) AD

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AC SPECIFICATIONS (T

MIN to TMAX, AVDD = + 5 V, DVDD = +5 V, AVSS = –5 V, fSAMPLE = 10 MHz unless otherwise noted)

REV. A

–3–

AD872A

Parameter

J Grade

S Grade

Units

SIGNAL-TO-NOISE & DISTORTION RATIO (S/N+D)

fINPUT = l MHz

dB typ

dB min

fINPUT = 4.99 MHz

dB typ

SIGNAL-TO-NOISE RATIO (SNR)

fINPUT = 1 MHz

dB typ

fINPUT = 4.99 MHz

dB typ

TOTAL HARMONIC DISTORTION (THD)

fINPUT = 1 MHz

–74

dB typ

–63

–62

dB max

fINPUT = 4.99 MHz

–72

dB typ

SPURIOUS-FREE DYNAMIC RANGE (SFDR)

fINPUT = l MHz

dB typ

fINPUT = 4.99 MHz

dB typ

INTERMODULATION DISTORTION (IMD)2

Second Order Products

–80

dB typ

Third Order Products

–73

dB typ

FULL POWER BANDWIDTH

MHz typ

SMALL SIGNAL BANDWIDTH

MHz typ

APERTURE DELAY

ns typ

APERTURE JITTER

ps rms typ

ACQUISITION TO FULL-SCALE STEP

ns typ

OVERVOLTAGE RECOVERY TIME

ns typ

NOTES

INPUT 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 t

SAMPLE = 10 MHz.

Specifications subject to change without notice.

DIGITAL SPECIFICATIONS

Parameter

Symbol

J, S Grades

Units

LOGIC INPUTS

High Level Input Voltage

VIH

+2.0

V min

Low Level Input Voltage

VIL

+0.8

V max

High Level Input Current (VIN = DVDD)IIH

115

µA max

Low Level Input Current (VIN = 0 V)

IIL

115

µA max

Input Capacitance

CIN

pF typ

LOGIC OUTPUT

High Level Output Voltage (IOH = 0.5 mA)

VOH

+2.4

V min

Low Level Output Voltage (IOL = 1.6 mA)

VOL

+0.4

V max

Output Capacitance

COUT

pF typ

Leakage (Three State, LCC Only)

±10

µA max

Specifications subject to change without notice.

(TMIN to TMAX, AVDD = + 5 V, DVDD = +5 V, AVSS = –5 V, fSAMPLE = 10 MHz unless otherwise noted)

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