AD9739A Analog Devices, AD9739A Datasheet - Page 30

• 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

AD9737A/AD9739A
f
DAC
= 2 GSPS, I
Figure 103. Single-Carrier WCDMA at 350 MHz, f
–150
–152
–154
–156
–158
–160
–162
–164
–166
–168
–170
90
80
70
60
50
40
30
RMS RESULTS
CARRIER POWER
–14.54dBm/
3.84MHz
CENTER 350.27MHz
#RES BW 30kHz
0
0
Figure 102. Single-Tone NSD vs. f
100
100
Figure 101. SFDR vs. f
OUTFS
200
200
FREQ
OFFSET
(MHz)
5
10
15
20
25
= 20 mA, nominal supplies, T
+25°C
300
300
+25°C
(MHz)
REF
3.84
3.84
3.84
3.84
3.84
BW
400
400
VBW 300kHz
f
f
OUT
OUT
–79.90
–80.60
–80.90
–80.62
–80.76
–40°C
(dBc)
500
+85°C
500
OUT
(MHz)
LOWER
(MHz)
over Temperature
–94.44
–95.14
–95.45
–95.16
–95.30
(dBm)
600
600
OUT
SWEEP 174.6ms (601pts)
over Temperature
–79.03
–79.36
–80.73
–80.97
–80.95
(dBc)
700
700
+85°C
UPPER
SPAN 53.84MHz
DAC
–93.57
–94.40
–95.27
–95.51
–95.49
(dBm)
800
–40°C
800
= 2457.6 MSPS
A
900
900
= 25°C, unless otherwise noted.
1000
1000
Rev. | Page 30 of 64
C
–50
–55
–60
–65
–70
–75
–80
–85
–90
–150
–152
–154
–156
–158
–160
–162
–164
–166
–168
–170
110
100
Figure 106. Single-Carrier WCDMA ACLR vs. f
90
80
70
60
50
40
30
0
0
0
Figure 105. Eight-Tone NSD vs. f
100
100
200
FIRST ADJ CH
Figure 104. IMD vs. f
200
200
+85°C
400
300
300
+25°C
400
400
+25°C
600
f
f
f
OUT
FIFTH ADJ CH
OUT
OUT
500
OUT
500
(MHz)
(MHz)
(MHz)
over Temperature
800
600
OUT
600
over Temperature
700
700
SECOND ADJ CH
+85°C
1000
OUT
–40°C
–40°C
at 2457.6 MSPS
800
800
Data Sheet
1200
900
900
1000
1000
1400