AD9866 查看數據表（PDF） - Analog Devices
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AD9866 Datasheet PDF : 48 Pages
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SPECIFICATIONS
AD9866
TX PATH SPECIFICATIONS
Table 1. AVDD = 3.3 V ± 5%, DVDD = CLKVDD = DRVDD = 3.3 V ± 10%; fOSCIN = 50 MHz, fDAC = 200 MHz, RSET = 2.0 kΩ, unless
otherwise noted
Parameter
Temp Test Level Min
Typ
Max Unit
TxDAC DC CHARACTERISTICS
Resolution
Full
12
Bits
Update Rate
Full
II
200 MSPS
Full-Scale Output Current (IOUTP_FS)
Gain Error1
Full IV
25°C I
2
25
mA
±2
% FS
Offset Error
25°C V
2
uA
Voltage Compliance Range
Full
−1
+1.5 V
TxDAC GAIN CONTROL CHARACTERISTICS
Minimum Gain
25°C V
−7.5
dB
Maximum Gain
25°C V
0
dB
Gain Step Size
25°C V
0.5
dB
Gain Step Accuracy
25°C IV
Monotonic
Gain Range Error
25°C V
±2
dB
TxDAC AC CHARACTERISTICS2
Fundamental
0.5
dBm
Signal-to-Noise and Distortion
Full
IV
66.6
69.2
dBc
Signal-to-Noise Ratio
Full
IV
68.4
69.8
dBc
THD
Full IV
−79
−68.7 dBc
SFDR
Full IV
68.5
81
dBc
IAMP DC CHARACTERISTICS
IOUTN Full-Scale Current = IOUTN+ + IOUTN−
Full IV
2
105 mA
IOUTG Full-Scale Current = IOUTG+ + IOUTG−
Full
IV
2
150 mA
AC Voltage Compliance Range
Full IV
1
7
V
IAMPN AC CHARACTERISTICS3
Fundamental
25°C
13
dBm
IOUTN SFDR (Third Harmonic)
Full IV
43.3
45.2
dBc
IAMP GAIN CONTROL CHARACTERISTICS
Minimum Gain
25°C V
−19.5
dB
Maximum Gain
25°C V
0
dB
Gain Step Size
25°C V
0.5
dB
Gain Step Accuracy
25°C IV
Monotonic
dB
IOUTN Gain Range Error
25°C V
0.5
dB
REFERENCE
Internal Reference Voltage4
25°C I
1.23
V
Reference Error
Reference Drift
Full V
Full V
0.7
3.4 %
30
ppm/oC
Tx DIGITAL FILTER CHARACTERISTICS (2× INTERPOLATION)
Latency (Relative to 1/ FDAC)
−0.2 dB Bandwidth
Full V
Full V
43
0.2187
Cycles
fOUT/fDAC
−3 dB Bandwidth
Stop-Band Rejection (0.289 FDAC to 0.711 FDAC)
Full V
Full V
0.2405
50
fOUT /fDAC
dB
Tx DIGITAL FILTER CHARACTERISTICS (4× Interpolation)
Latency (Relative to 1/ FDAC)
−0.2 dB Bandwidth
Full V
Full V
96
0.1095
Cycles
fOUT /fDAC
Rev. 0 | Page 3 of 48
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