AD9772AASTRL View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9772AASTRL Datasheet PDF : 32 Pages
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AD9772A
DYNAMIC SPECIFICATIONS (TMIN to TMAX, AVDD = 3.3 V, CLKVDD = 3.3 V, DVDD = 3.3 V, PLLVDD = 3.3 V, IOUTFS = 20 mA,
differential transformer coupled output, 50 ⍀ doubly terminated, unless otherwise noted.)
Parameter
Min
Typ
DYNAMIC PERFORMANCE
Maximum DAC Output Update Rate (fDAC)
Output Settling Time (tST) (to 0.025%)
Output Propagation Delay1 (tPD)
Output Rise Time (10% to 90%)2
Output Fall Time (10% to 90%)2
Output Noise (IOUTFS = 20 mA)
400
11
17
0.8
0.8
50
AC LINEARITY—BASEBAND MODE
Spurious-Free Dynamic Range (SFDR) to Nyquist (fOUT = 0 dBFS)
fDATA = 65 MSPS; fOUT = 1.01 MHz
82
fDATA = 65 MSPS; fOUT = 10.01 MHz
75
fDATA = 65 MSPS; fOUT = 25.01 MHz
73
fDATA = 160 MSPS; fOUT = 5.02 MHz
82
fDATA = 160 MSPS; fOUT = 20.02 MHz
75
fDATA = 160 MSPS; fOUT = 50.02 MHz
65
Two-Tone Intermodulation (IMD) to Nyquist (fOUT1 = fOUT2 = –6 dBFS)
fDATA = 65 MSPS; fOUT1 = 5.01 MHz; fOUT2 = 6.01 MHz
85
fDATA = 65 MSPS; fOUT1 = 15.01 MHz; fOUT2 = 17.51 MHz
75
fDATA = 65 MSPS; fOUT1 = 24.1 MHz; fOUT2 = 26.2 MHz
68
fDATA = 160 MSPS; fOUT1 = 10.02 MHz; fOUT2 = 12.02 MHz
85
fDATA = 160 MSPS; fOUT1 = 30.02 MHz; fOUT2 = 35.02 MHz
70
fDATA = 160 MSPS; fOUT1 = 48.2 MHz; fOUT2 = 52.4 MHz
65
Total Harmonic Distortion (THD)
fDATA = 65 MSPS; fOUT = 1.0 MHz; 0 dBFS
–80
fDATA = 78 MSPS; fOUT = 10.01 MHz; 0 dBFS
–74
Signal-to-Noise Ratio (SNR)
fDATA = 65 MSPS; fOUT = 16.26 MHz; 0 dBFS
71
fDATA = 100 MSPS; fOUT = 25.1 MHz; 0 dBFS
71
Adjacent Channel Power Ratio (ACPR)
WCDMA with 4.1 MHz BW, 5 MHz Channel Spacing
IF = 16 MHz, fDATA = 65.536 MSPS
78
IF = 32 MHz, fDATA = 131.072 MSPS
68
Four-Tone Intermodulation
15.6 MHz, 15.8 MHz, 16.2 MHz and 16.4 MHz at –12 dBFS
88
fDATA = 65 MSPS, Missing Center
AC LINEARITY—IF MODE
Four-Tone Intermodulation at IF = 70 MHz
68.1 MHz, 69.3 MHz, 71.2 MHz and 72.0 MHz at –20 dBFS
77
fDATA = 52 MSPS, fDAC = 208 MHz
NOTES
1Propagation delay is delay from CLK input to DAC update.
2Measured single-ended into 50 Ω load.
Specifications subject to change without notice.
Max
Unit
MSPS
ns
ns
ns
ns
pA√Hz
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB
dB
dB
dB
dBc
dBc
dBFS
dBFS
REV. A
–3–
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