AD9739A Analog Devices, AD9739A Datasheet - Page 37

• Manufacturer Part Number: AD9739A
• Description: 14-Bit, 2.5 GSPS, RF D/A Converter
• Manufacturer: Analog Devices

Specifications of AD9739A

• Resolution (bits): 14bit
• Dac Update Rate: 2.5GSPS
• Dac Settling Time: n/a
• Max Pos Supply (v): n/a
• Single-supply: No
• Dac Type: Current Out
• Dac Input Format: LVDS,Par

Data Sheet
32-CARRIER DOCSIS PERFORMANCE (NORMAL MODE)
I
OUTFS
–102
–112
–122
–132
–102
–112
–122
–132
–102
–112
–122
–132
–52
–62
–72
–82
–92
–52
–62
–72
–82
–92
–52
–62
–72
–82
–92
= 20 mA, f
START 50MHz
#RES BW 20kHz
MKR
1
2
3
4
START 50MHz
#RES BW 20kHz
MKR
1
2
3
4
START 50MHz
#RES BW 20kHz
MKR
1
2
3
4
3Δ1
2Δ1
MODE
N
Δ1
Δ1
Δ1
MODE
N
Δ1
Δ1
Δ1
MODE
N
Δ1
Δ1
Δ1
2Δ1
TRC
TRC
TRC
1
1
1
1
1
1
1
1
1
1
1
1
Figure 142. High Band Wideband ACLR
Figure 140. Low Band Wideband ACLR
Figure 141. Mid Band Wideband ACLR
DAC
SCL
SCL
SCL
f
f
f
f
f
f
f
f
f
f
f
f
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
= 2.4576 GSPS, nominal supplies, T
X
384.70MHz
–283.40MHz
227.70MHz
325.55MHz
X
685.5MHz
–611.15MHz
–243.50MHz
162.15MHz
X
985.10MHz
–334.70MHz
–909.45MHz
–373.65MHz
1
VBW 2kHz
(Δ)
(Δ)
(Δ)
VBW 2kHz
(Δ)
(Δ)
(Δ)
VBW 2kHz
(Δ)
(Δ)
(Δ)
3Δ1
Y
–29.646dBm
–64.175dB
–59.429dB
–62.750dB
Y
–30.335dBm
–63.136dB
–63.860dB
–62.151dB
Y
–31.516dBm
–59.997dB
–60.458dB
–57.761dB
4Δ1
FUNCTION
FUNCTION
FUNCTION
3Δ1
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
SWEEP 24.1s (1001pts)
SWEEP 24.1s (1001pts)
SWEEP 24.1s (1001pts)
2Δ1
1
4Δ1
FUNCTION
WIDTH
FUNCTION
WIDTH
FUNCTION
WIDTH
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
STOP 1GHz
STOP 1GHz
STOP 1GHz
4Δ1
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
–29.645dBm
–30.335dBm
–31.516dBm
1
–64.167dB
–59.423dB
–62.750dB
–63.860dB
–62.151dB
–59.997dB
–60.535dB
–57.763dB
–63.112dB
A
= 25°C, unless otherwise noted.
Rev. | Page 37 of 64
C
–104
–114
–124
–104
–114
–124
–104
–114
–124
–44
–54
–64
–74
–84
–94
–44
–54
–64
–74
–84
–94
–44
–54
–64
–74
–84
–94
Figure 144. Mid Band Narrow-Band ACLR (Worse Side)
CARRIER POWER –29.920dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CENTER 386MHz
#RES BW 30kHz
CARRIER POWER –29.311dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CARRIER POWER –30.746dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CENTER 200MHz
#RES BW 30kHz
CENTER 800MHz
#RES BW 30kHz
–63.5dBc
0.1dBc
–62.8dBc
Figure 145. High Band Narrow-Band ACLR
Figure 143. Low Band Narrow-Band ACLR
–63.2dBc
–62.7dBc
0.0dBc
INTEG BW
750.0kHz
5.250MHz
6.000MHz
6.000MHz
6.000MHz
INTEG BW
750.0kHz
5.250MHz
6.000MHz
6.000MHz
6.000MHz
INTEG BW
750.0kHz
5.250MHz
6.000MHz
6.000MHz
6.000MHz
–0.1dBc
–63.1dBc
–62.8dBc
–10.67
–0.431
–0.070
–0.011
–58.76
–63.30
–63.05
–63.21
–64.46
–60.75
–63.18
–62.76
–62.74
–62.84
0.116
dBc
dBc
dBc
–0.4dBc
–63.3dBc
–63.2dBc
LOWER
LOWER
LOWER
–40.59
–30.35
–29.99
–29.93
–29.80
–88.07
–92.61
–92.36
–92.52
–92.78
–91.49
–93.92
–93.50
–93.48
–93.59
VBW 3kHz
VBW 3kHz
VBW 3kHz
dBm
dBm
dBm
ACP-IBW
ACP-IBW
ACP-IBW
–29.9dBm
–29.3dBm
–30.7dBm
–61.86
–65.40
–64.76
–64.50
–64.40
–10.78
–0.487
–0.175
–0.151
–0.061
–10.84
–0.437
–0.354
–0.455
–0.410
AD9737A/AD9739A
dBc
dBc
dBc
UPPER
UPPER
UPPER
–65.4dBc
–91.78
–95.32
–94.68
–94.42
–94.32
–0.5dBc
–0.4dBc
–40.09
–29.80
–29.49
–29.46
–29.37
–41.59
–31.18
–31.10
–31.20
–31.16
dBm
dBm
dBm
–64.8dBc
FILTER
OFF
OFF
OFF
OFF
OFF
–0.4dBc
FILTER
OFF
OFF
OFF
OFF
OFF
–0.2dBc
FILTER
OFF
OFF
OFF
OFF
OFF
SWEEP 1.49s
SWEEP 1.49s
–64.5dBc
SWEEP 1.49s
SPAN 54MHz
SPAN 54MHz
–0.2dBc
SPAN 54MHz
–0.5dBc
–64.4dBc
–0.4dBc
–0.1dBc