Datasheet

Data Sheet AD9119/AD9129
Rev. A | Page 19 of 68
DOCSIS Performance (Normal Mode)
I
OUTFS
= 33 mA, f
DAC
= 2.782 GSPS, nominal supplies, T
A
= 25°C, unless otherwise noted.
–120
START 0Hz
RES BW 20kHz VBW 2kHz SWEEP 27.9s (1001 pts)
REF –20dBm
10dB/DIV
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–3.819dBm
(Δ) –74.107dB
(Δ) –74.148dB
X
70MHz
(Δ) 70MHz
(Δ) 140MHz
FUNCTION
VALUE
–3.819dBm
(Δ) –74.24dB
(Δ) –74.17dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
1
2Δ1
3Δ1
11149-049
Figure 38. Single Carrier at 70 MHz Output
–120
START 0Hz
RES BW 20kHz VBW 2kHz SWEEP 27.9s (1001 pts)
REF –20dBm
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–12.143dBm
(Δ) –70.38dB
(Δ) –67.78dB
X
79MHz
(Δ) 61MHz
(Δ) 131MHz
FUNCTION
VALUE
–12.142dBm
(Δ) –70.351dB
(Δ) –67.775dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
1
2Δ1
3Δ1
11149-050
10dB/DIV
Figure 39. Four Carrier at 70 MHz Output
–120
START 0Hz
RES BW 20kHz VBW 20kHz SWEEP 27.9s (1001 pts)
REF –20dBm
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–15.295dBm
(Δ) –66.768dB
(Δ) –66.821dB
X
91MHz
(Δ) 49MHz
(Δ) 117.9MHz
FUNCTION
VALUE
–15.294dBm
(Δ) –66.669dB
(Δ) –66.833dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
2Δ1
3Δ1
1
11149-051
10dB/DIV
Figure 40. Eight Carrier at 70 MHz Output
–120
START 0Hz
RES BW 20kHz VBW 2kHz SWEEP 27.9s (1001 pts)
REF –20dBm
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–6.351dBm
(Δ) –66.696dB
(Δ) –70.598dB
X
950MHz
(Δ) –68MHz
(Δ) –882MHz
FUNCTION
VALUE
–6.349dBm
(Δ) –66.696dB
(Δ) –70.598dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
1
2Δ1
3Δ1
11149-052
10dB/DIV
Figure 41. Single Carrier at 950 MHz Output
–120
START 0Hz
RES BW 20kHz VBW 2kHz SWEEP 27.9s (1001 pts)
REF –20dBm
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–14.282dBm
(Δ) –64.535dB
(Δ) –68.529dB
X
959MHz
(Δ) –77MHz
(Δ) –891MHz
FUNCTION
VALUE
–14.264dBm
(Δ) –64.535dB
(Δ) –68.597dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
2Δ1
3Δ1
1
11149-053
10dB/DIV
Figure 42. Four Carrier at 950 MHz Output
–120
START 0Hz
RES BW 20kHz VBW 2kHz SWEEP 27.9s (1001 pts)
REF –20dBm
STOP 1.1GHz
–110
–100
–90
–80
–70
–60
–50
–30
–40
–20
Y
–14.632dBm
(Δ) –62.657dB
(Δ) –66.131dB
X
971MHz
(Δ) –89MHz
(Δ) –903MHz
FUNCTION
VALUE
–18.397dBm
(Δ) –62.657dB
(Δ) –66.195dB
FUNCTION
WIDTH
6MHz
6MHz
6MHz
FUNCTION
BAND POWER
BAND POWER
BAND POWER
MODE
N
Δ1
Δ1
TRC
1
1
1
SCL
f
f
f
1
2Δ1
3Δ1
11149-054
10dB/DIV
Figure 43. Eight Carrier at 950 MHz Output