AD9745-EBZ 查看數據表（PDF） - Analog Devices
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AD9745-EBZ Datasheet PDF : 28 Pages
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AD9741/AD9743/AD9745/AD9746/AD9747
TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IFS = 20 mA, full-scale digital input, maximum
sample rate, unless otherwise noted. The AD9745 is repeated in Table 4 so the user can compare it with all other parts.
Table 4. AD9745, AD9746, and AD9747
Parameter
SPURIOUS FREE DYNAMIC RANGE (SFDR)
fDAC = 250 MSPS, fOUT = 20 MHz
fDAC = 250 MSPS, fOUT = 70 MHz
fDAC = 250 MSPS, fOUT = 180 MHz1
INTERMODULATION DISTORTION (IMD)
fDAC = 250 MSPS, fOUT = 20 MHz
fDAC = 250 MSPS, fOUT = 70 MHz
fDAC = 250 MSPS, fOUT = 180 MHz1
CROSSTALK
fDAC = 250 MSPS, fOUT = 20 MHz
fDAC = 250 MSPS, fOUT = 70 MHz
fDAC = 250 MSPS, fOUT = 180 MHz1
ADJACENT CHANNEL LEAKAGE RATIO (ACLR) SINGLE
CARRIER WCDMA
fDAC = 245.76 MSPS, fOUT = 15.36 MHz
fDAC = 245.76 MSPS, fOUT = 61.44 MHz
fDAC = 245.76 MSPS, fOUT = 184.32 MHz1
NOISE SPECTRAL DENSITY (NSD)
fDAC = 245.76 MSPS, fOUT = 15.36 MHz
fDAC = 245.76 MSPS, fOUT = 61.44 MHz
fDAC = 245.76 MSPS, fOUT = 184.32 MHz1
AD9745
AD9746
AD9747
Min Typ Max Min Typ Max Min Typ Max Unit
82
82
82
dBc
70
70
70
dBc
66
66
66
dBc
86
86
86
dBc
80
80
80
dBc
74
74
74
dBc
80
80
80
dBc
80
80
80
dBc
80
80
80
dBc
76
76
72
−155
−155
−155
78
78
74
−163
−160
−158
82
80
74
−165
−162
−160
dBc
dBc
dBc
dBm/Hz
dBm/Hz
dBm/Hz
1 Mix Mode.
Rev. 0 | Page 6 of 28
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