AD9865
SPECIFICATIONS
Tx PATH SPECIFICATIONS
AVDD = 3.3 V 5ꢀ, DVDD = CLKVDD = DRVDD = 3.3 V 10ꢀ% fOSCIN = 50 MHz, fDAC = 200 MHz, RSET = 2.0 kΩ, unless otherwise
noted.
Table 1.
Parameter
Temp
Test Level
Min
Typ
Max
Unit
TxDAC DC CHARACTERISTICS
Resolution
Update Rate
Full-Scale Output Current (IOUTP_FS)
Gain Error1
Offset Error
Voltage Compliance Range
TxDAC GAIN CONTROL CHARACTERISTICS
Minimum Gain
Maximum Gain
Gain Step Size
Full
Full
Full
25°C
25°C
Full
10
Bits
MSPS
mA
% FS
µA
II
IV
I
200
25
2
2
2
V
−1
+1.5
V
25°C
25°C
25°C
25°C
25°C
V
V
V
IV
V
−7.5
0
0.5
Monotonic
2
dB
dB
dB
Gain Step Accuracy
Gain Range Error
dB
TxDAC AC CHARACTERISTICS2
Fundamental
0.5
63.1
63.2
−77.7
79.3
dBm
dBc
dBc
Signal-to-Noise and Distortion (SINAD)
Signal-to-Noise Ratio (SNR)
Total Harmonic Distortion (THD)
Spurious-Free Dynamic Range (SFDR)
IAMP DC CHARACTERISTICS
IOUTN Full-Scale Current = IOUTN+ + IOUTN−
IOUTG Full-Scale Current = IOUTG+ + IOUTG−
AC Voltage Compliance Range
IAMPN AC CHARACTERISTICS3
Fundamental
IOUTN SFDR (Third Harmonic)
IAMP GAIN CONTROL CHARACTERISTICS
Minimum Gain
Maximum Gain
Gain Step Size
Full
Full
Full
Full
IV
IV
IV
IV
62.0
62.5
−67.0 dBc
dBc
67.1
Full
Full
Full
IV
IV
IV
2
2
1
105
150
7
mA
mA
V
25°C
Full
13
45.2
dBm
dBc
IV
43.3
25°C
25°C
25°C
25°C
25°C
V
V
V
IV
V
−19.5
0
0.5
Monotonic
0.5
dB
dB
dB
dB
dB
Gain Step Accuracy
IOUTN Gain Range Error
REFERENCE
Internal Reference Voltage4
25°C
I
1.23
V
Reference Error
Reference Drift
Full
Full
V
V
0.7
30
3.4
%
ppm/oC
Tx DIGITAL FILTER CHARACTERISTICS (2× Interpolation)
Latency (Relative to 1/fDAC
−0.2 dB Bandwidth
)
Full
Full
V
V
43
0.2187
Cycles
fOUT/fDAC
−3 dB Bandwidth
Stop-Band Rejection (0.289 fDAC to 0.711 fDAC
Full
Full
V
V
0.2405
50
fOUT /fDAC
dB
)
Rev. A | Page 3 of 48
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