AD9764ARUZ datasheet(3/22 Pages) AD

3 / 22 page

REV. B

–3–

AD9764

DYNAMIC SPECIFICATIONS

Parameter

Min

Typ

Max

Units

DYNAMIC PERFORMANCE

Maximum Output Update Rate (fCLOCK)

125

MSPS

Output Settling Time (tST) (to 0.1%)

Output Propagation Delay (tPD)1

Glitch Impulse

pV-s

Output Rise Time (10% to 90%)1

2.5

Output Fall Time (10% to 90%)1

2.5

Output Noise (IOUTFS = 20 mA)

pA/

√Hz

Output Noise (IOUTFS = 2 mA)

pA/

√Hz

AC LINEARITY

Spurious-Free Dynamic Range to Nyquist

fCLOCK = 25 MSPS; fOUT = 1.00 MHz

0 dBFS Output

TA = +25

°C

dBc

TMIN to TMAX

dBc

–6 dBFS Output

dBc

–12 dBFS Output

dBc

–18 dBFS Output

dBc

fCLOCK = 50 MSPS; fOUT = 1.00 MHz

dBc

fCLOCK = 50 MSPS; fOUT = 2.51 MHz

dBc

fCLOCK = 50 MSPS; fOUT = 5.02 MHz

dBc

fCLOCK = 50 MSPS; fOUT = 20.2 MHz

dBc

Spurious-Free Dynamic Range within a Window

fCLOCK = 25 MSPS; fOUT = 1.00 MHz; 2 MHz Span

TA = +25

°C

dBc

TMIN to TMAX

dBc

fCLOCK = 50 MSPS; fOUT = 5.02 MHz; 2 MHz Span

dBc

fCLOCK = 100 MSPS; fOUT = 5.04 MHz; 4 MHz Span

dBc

Total Harmonic Distortion

fCLOCK = 25 MSPS; fOUT = 1.00 MHz

TA = +25

°C

–78

–74

dBc

TMIN to TMAX

–72

dBc

fCLOCK = 50 MHz; fOUT = 2.00 MHz

–75

dBc

fCLOCK = 100 MHz; fOUT = 2.00 MHz

–75

dBc

Multitone Power Ratio (Eight Tones at 110 kHz Spacing)

fCLOCK = 20 MSPS; fOUT = 2.00 MHz to 2.99 MHz

0 dBFS Output

dBc

–6 dBFS Output

dBc

–12 dBFS Output

dBc

–18 dBFS Output

dBc

NOTES

1Measured single-ended into 50

Ω load.

Specifications subject to change without notice.

(TMIN to TMAX , AVDD = +5 V, DVDD = +5 V, IOUTFS = 20 mA, Differential Transformer Coupled Output,

Doubly Terminated, unless otherwise noted)

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