AD9775-EB View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9775-EB Datasheet PDF : 48 Pages
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AD9775
(TMIN to TMAX, AVDD = 3.3 V, CLKVDD = 3.3 V, DVDD = 3.3 V, PLLVDD = 0 V, IOUTFS = 20 mA,
DYNAMIC SPECIFICATIONS Interpolation = 2؋, Differential Transformer Coupled Output, 50 ⍀ Doubly Terminated,
unless otherwise noted.)
Parameter
Min
DYNAMIC PERFORMANCE
Maximum DAC Output Update Rate (fDAC)
400
Output Settling Time (tST) (to 0.025%)
Output Rise Time (10% to 90%)*
Output Fall Time (10% to 90%)*
Output Noise (IOUTFS = 20 mA)
AC LINEARITY—–BASEBAND MODE
Spurious-Free Dynamic Range (SFDR) to Nyquist (fOUT = 0 dBFS)
fDATA = 100 MSPS, fOUT = 1 MHz
71
fDATA = 65 MSPS, fOUT = 1 MHz
fDATA = 65 MSPS, fOUT = 15 MHz
fDATA = 78 MSPS, fOUT = 1 MHz
fDATA = 78 MSPS, fOUT = 15 MHz
fDATA = 160 MSPS, fOUT = 1 MHz
fDATA = 160 MSPS, fOUT = 15 MHz
Spurious-Free Dynamic Range within a 1 MHz Window
(fOUT = 0 dBFS, fDATA = 100 MSPS, fOUT = 1 MHz)
73
Two-Tone Intermodulation (IMD) to Nyquist (fOUT1 = fOUT2 = –6 dBFS)
fDATA = 65 MSPS, fOUT1 = 10 MHz; fOUT2 = 11 MHz
fDATA = 65 MSPS, fOUT1 = 20 MHz; fOUT2 = 21 MHz
fDATA = 78 MSPS, fOUT1 = 10 MHz; fOUT2 = 11 MHz
fDATA = 78 MSPS, fOUT1 = 20 MHz; fOUT2 = 21 MHz
fDATA = 160 MSPS, fOUT1 = 10 MHz; fOUT2 = 11 MHz
fDATA = 160 MSPS, fOUT1 = 20 MHz; fOUT2 = 21 MHz
Total Harmonic Distortion (THD)
fDATA = 100 MSPS, fOUT = 1 MHz; 0 dBFS
–71
Signal-to-Noise Ratio (SNR)
fDATA = 78 MSPS, fOUT = 5 MHz; 0 dBFS
fDATA = 160 MSPS, fOUT = 5 MHz; 0 dBFS
Adjacent Channel Power Ratio (ACLR)
WCDMA with 3.84 MHz BW, 5 MHz Channel Spacing
IF = Baseband, fDATA = 76.8 MSPS
IF = 19.2 MHz, fDATA = 76.8 MSPS
Four-Tone Intermodulation
21 MHz, 22 MHz, 23 MHz, and 24 MHz at –12 dBFS
(fDATA = MSPS, Missing Center)
AC LINEARITY—IF MODE
Four-Tone Intermodulation at IF = 200 MHz
MHz, MHz, MHz, and MHz at dBFS
(fDATA = MSPS, fDAC = MHz)
*Measured single-ended into 50 Ω load.
Specifications subject to change without notice.
Typ
Max
11
0.8
0.8
50
84.5
84
80
84
80
82
80
91.3
81
76
81
76
81
76
–82.5
76
74
75
73
75
72
Unit
MSPS
ns
ns
ns
pA√Hz
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dB
dB
dB
dBc
dBc
dBFS
dBFS
–4–
REV. 0
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