AD9739A Analog Devices, AD9739A Datasheet - Page 23

• 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
16-CARRIER DOCSIS PERFORMANCE (NORMAL MODE)
I
OUTFS
–100
–110
–120
–130
–100
–110
–120
–130
–100
–110
–120
–130
–50
–60
–70
–80
–90
–50
–60
–70
–80
–90
–50
–60
–70
–80
–90
= 20 mA, f
START 50MHz
#RES BW 20kHz
MKR
1
2
3
4
5
START 50MHz
#RES BW 20kHz
START 50MHz
#RES BW 20kHz
MKR
1
2
3
4
MKR
1
2
3
4
2Δ1
MODE
N
Δ1
Δ1
Δ1
Δ1
MODE
N
Δ1
Δ1
Δ1
MODE
N
Δ1
Δ1
Δ1
1
TRC
TRC
TRC
1
1
1
1
1
1
1
1
1
1
1
1
1
Figure 62. High Band Wideband ACLR
DAC
Figure 60. Low Band Wideband ACLR
Figure 61. Mid Band Wideband ACLR
SCL
SCL
SCL
f
f
f
f
f
f
f
f
f
f
f
f
f
2Δ1
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
(Δ)
= 2.4576 GSPS, nominal supplies, T
X
899.30MHz
–343.90MHz
–504.45MHz
–563.35MHz
–285.95MHz
X
160.20MHz
80.75MHz
232.75MHz
452.20MHz
X
549.70MHz
–486.40MHz
126.35MHz
254.60MHz
4Δ1
3Δ1
3Δ1
(Δ)
(Δ)
(Δ)
(Δ)
VBW 2kHz
(Δ)
(Δ)
(Δ)
VBW 2kHz
(Δ)
(Δ)
(Δ)
VBW 2kHz
Y
–28.493dBm
–60.066dB
–61.070dB
–61.014dB
–49.417dB
Y
–26.390dBm
–64.811dB
–65.150dB
–51.688dB
Y
–27.503dBm
–63.639dB
–62.748dB
–63.408dB
1
2Δ1
FUNCTION
FUNCTION
BAND POWER
BAND POWER
BAND POWER
BAND POWER
FUNCTION
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
BAND POWER
4Δ1
5Δ1
SWEEP 24.1s (1001pts)
SWEEP 24.1s (1001pts)
SWEEP 24.1s (1001pts)
3Δ1
FUNCTION
WIDTH
FUNCTION
WIDTH
FUNCTION
WIDTH
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
6MHz
4Δ1
STOP 1GHz
STOP 1GHz
STOP 1GHz
1
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
FUNCTION
VALUE
(Δ)
(Δ)
(Δ)
(Δ)
–26.391dBm
–27.503dBm
–28.493dBm
–64.927dB
–65.369dB
–51.688dB
–63.639dB
–62.631dB
–63.408dB
–60.066dB
–61.070dB
–61.014dB
–49.417dB
A
= 25°C, unless otherwise noted.
Rev. | Page 23 of 64
C
–100
–110
–120
–130
–105
–115
–125
–105
–115
–125
–50
–60
–70
–80
–90
–45
–55
–65
–75
–85
–95
–45
–55
–65
–75
–85
–95
Figure 64. Mid Band Narrow-Band ACLR (Worse Side)
CARRIER POWER –25.250dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CARRIER POWER –27.386dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CARRIER POWER –28.112dBm/6MHz
OFFSET FREQ
3.375MHz
6.375MHz
12.00MHz
18.00MHz
24.00MHz
CENTER 160MHz
#RES BW 30kHz
CENTER 640MHz
#RES BW 30kHz
CENTER 900MHz
#RES BW 30kHz
–62.7dBc
0.0dBc
0.3dBc
Figure 65. High Band Narrow-Band ACLR
Figure 63. Low Band Narrow-Band ACLR
–62.1dBc
–0.1dBc
0.3dBc
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
–61.3dBc
–0.2dBc
0.2dBc
–10.95
–0.314
–0.166
–0.125
–0.034
–0.239
–0.199
–0.282
–0.288
–58.27
–61.84
–61.30
–62.66
–11.65
–62.11
dBc
dBc
dBc
–0.3dBc
–0.2dBc
61.8dBc
LOWER
LOWER
LOWER
–37.20
–26.56
–26.42
–26.38
–26.28
–39.04
–27.63
–27.19
–27.10
–27.10
–86.38
–89.95
–89.42
–90.22
–90.77
VBW 3kHz
VBW 3kHz
VBW 3kHz
dBm
dBm
dBm
ACP-IBW
ACP-IBW
ACP-IBW
–26.3dBm
–27.4dBm
–28.1dBm
–61.30
–65.24
–63.93
–64.07
–64.08
–60.24
–63.87
–62.76
–63.08
–63.33
–0.446
–0.271
–0.318
–0.147
–11.14
AD9737A/AD9739A
dBc
dBc
dBc
UPPER
UPPER
UPPER
–65.2dBc
–63.9dBc
––0.4dBc
–87.55
–91.49
–90.18
–90.32
–90.33
–87.62
–91.26
–90.15
–90.46
–90.72
–39.25
–28.56
–28.38
–28.43
–28.26
dBm
dBm
dBm
–63.9dBc
–62.8dBc
–0.3dBc
FILTER
OFF
OFF
OFF
OFF
OFF
FILTER
OFF
OFF
OFF
OFF
OFF
FILTER
OFF
OFF
OFF
OFF
OFF
SWEEP 1.49s
SWEEP 1.49s
SWEEP 1.49s
–64.1dBc
–63.1dBc
SPAN 54MHz
SPAN 54MHz
–0.3dBc
SPAN 54MHz
–64.1dBc
–63.3dBc
–0.1dBc