fDAC = 2.4 GSPS, I" />
參數(shù)資料
型號: AD9739A-FMC-EBZ
廠商: Analog Devices Inc
文件頁數(shù): 25/64頁
文件大小: 0K
描述: BOARD EVAL W/FMC CONN FPGA DEV
設(shè)計資源: AD9739A-FMC-EBZ Gerber Files
AD9739A-FMC-EBZ Layout
標準包裝: 1
系列: TxDAC®
DAC 的數(shù)量: 1
位數(shù): 14
采樣率(每秒): 2.5G
數(shù)據(jù)接口: 串行,SPI?
DAC 型: 電流
工作溫度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: AD9739A
Data Sheet
AD9737A/AD9739A
Rev. | Page 31 of 64
AC (MIX-MODE)
fDAC = 2.4 GSPS, IOUTFS = 20 mA, nominal supplies, TA = 25°C, unless otherwise noted.
VBW 10kHz
10d
B/
DI
V
STOP 2.4GHz
SWEEP 28.7s (601pts)
START 20MHz
#RES BW 10kHz
09616-
026
Figure 107. Single-Tone Spectrum at fOUT = 2.31 GHz, fDAC = 2.4 GSPS
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400
fOUT (MHz)
S
F
DR
(
d
Bc)
09616-
027
Figure 108. SFDR in Mix-Mode vs. fOUT at 2.4 GSPS
VBW 300kHz
10d
B/
DI
V
SPAN 53.84MHz
SWEEP 174.6ms (601pts)
CENTER 2.10706MHz
#RES VW 30kHz
RMS RESULTS
CARRIER POWER
–21.43dBm/
3.84MHz
FREQ
OFFSET
(MHz)
5
10
15
20
25
REF
BW
(MHz)
3.84
(dBc)
–68.99
–72.09
–72.86
–74.34
–74.77
(dBm)
–90.43
–93.52
–94.30
–95.77
–96.20
LOWER
(dBc)
–63.94
–71.07
–71.34
–72.60
–73.26
(dBm)
–90.37
–92.50
–92.77
–94.03
–94.70
UPPER
09616-
032
Figure 109. Typical Single-Carrier WCDMA ACLR Performance at 2.1 GHz,
fDAC = 2457.6 MSPS (Second Nyquist Zone)
VBW 10kHz
10d
B/
DI
V
STOP 2.4GHz
START 20MHz
STOP 2.4GHz
SWEEP 28.7s (601pts)
START 20MHz
#RES BW 10kHz
09616-
030
Figure 110. Single-Tone Spectrum in Mix-Mode at fOUT = 1.31 GHz,
fDAC = 2.4 GSPS
30
35
40
45
50
55
60
65
70
75
80
85
90
1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400
fOUT (MHz)
IM
D
(
d
Bc)
09616-
031
Figure 111. IMD in Mix-Mode vs. fOUT at 2.4 GSPS
–90
–85
–80
–75
–70
–65
–60
–55
–50
–45
–40
1229 1475 1720 1966 2212 2458 2703 2949 3195 3441 3686
SECOND NYQUIST ZONE
THIRD NYQUIST ZONE
FIRST ADJ CH
SECOND ADJ CH
FIFTH ADJ CH
fOUT (MHz)
AC
L
R
(d
B
c)
09616-
025
Figure 112. Single-Carrier WCDMA ACLR vs. fOUT at 2457.6 MSPS
C
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