Specifications; Tx Path Specifications; 11/04-Data Sheet Changed From Rev. 0 To Rev. A Changes To Specifications Tables - Analog Devices AD9865 Manual

Broadband modem mixed-signal front end
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SPECIFICATIONS

Tx PATH SPECIFICATIONS

AVDD = 3.3 V ± 5%, DVDD = CLKVDD = DRVDD = 3.3 V ± 10%; f
noted.
Table 1.
Parameter
TxDAC DC CHARACTERISTICS
Resolution
Update Rate
Full-Scale Output Current (IOUTP_FS)
1
Gain Error
Offset Error
Voltage Compliance Range
TxDAC GAIN CONTROL CHARACTERISTICS
Minimum Gain
Maximum Gain
Gain Step Size
Gain Step Accuracy
Gain Range Error
2
TxDAC AC CHARACTERISTICS
Fundamental
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
3
IAMPN AC CHARACTERISTICS
Fundamental
IOUTN SFDR (Third Harmonic)
IAMP GAIN CONTROL CHARACTERISTICS
Minimum Gain
Maximum Gain
Gain Step Size
Gain Step Accuracy
IOUTN Gain Range Error
REFERENCE
4
Internal Reference Voltage
Reference Error
Reference Drift
Tx DIGITAL FILTER CHARACTERISTICS (2× Interpolation)
Latency (Relative to 1/f
)
DAC
−0.2 dB Bandwidth
−3 dB Bandwidth
Stop-Band Rejection (0.289 f
DAC
to 0.711 f
)
DAC
Rev. A | Page 3 of 48
= 50 MHz, f
= 200 MHz, R
OSCIN
DAC
Temp
Test Level
Min
Full
Full
II
Full
IV
2
25°C
I
25°C
V
Full
−1
25°C
V
25°C
V
25°C
V
25°C
IV
25°C
V
Full
IV
62.0
Full
IV
62.5
Full
IV
Full
IV
67.1
Full
IV
2
Full
IV
2
Full
IV
1
25°C
Full
IV
43.3
25°C
V
25°C
V
25°C
V
25°C
IV
25°C
V
25°C
I
Full
V
Full
V
Full
V
Full
V
Full
V
Full
V
AD9865
= 2.0 kΩ, unless otherwise
SET
Typ
Max
Unit
10
Bits
200
MSPS
25
mA
±2
% FS
2
µA
+1.5
V
−7.5
dB
0
dB
0.5
dB
Monotonic
±2
dB
0.5
dBm
63.1
dBc
63.2
dBc
−77.7
−67.0
dBc
79.3
dBc
105
mA
150
mA
7
V
13
dBm
45.2
dBc
−19.5
dB
0
dB
0.5
dB
Monotonic
dB
0.5
dB
1.23
V
0.7
3.4
%
o
30
ppm/
C
43
Cycles
0.2187
f
/f
OUT
DAC
0.2405
f
/f
OUT
DAC
50
dB

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