參數(shù)資料
型號: ADL5375-15ACPZ-R7
廠商: ANALOG DEVICES INC
元件分類: 調(diào)制器/解調(diào)器
英文描述: 400 MHz - 6000 MHz RF/MICROWAVE I/Q MODULATOR
封裝: 4 X 4 MM, ROHS COMPLIANT, MO-220-VGGD-8, LFCSP-24
文件頁數(shù): 22/32頁
文件大?。?/td> 1247K
代理商: ADL5375-15ACPZ-R7
ADL5375
Rev. A | Page 29 of 32
CHARACTERIZATION SETUP
F-MOD TEST SETUP
IP
IN
QP
QN
OUT
GND
VPOS
F-MOD
LO
I OUT
Q OUT
VPOS +5V
LO
OUTPUT
90°
IQ
ROHDE & SCHWARTZ
SPECTRUM ANALYZER
FSU 20Hz TO 8GHz
I/AM
Q/FM
AGILENT 34401A
MULTIMETER
0.175 ADC
AGILENT E3631A
POWER SUPPLY
5.000
0.175A
COM
6V
±25V
+
+ –
AEROFLEX
IFR 3416
250kHz TO 6GHz SIGNAL GENERATOR
RF
OUT
FREQ 4MHz
LEVEL 0dBm
BIAS 0.5V
GAIN 0.7V
CONNECT TO BACK OF UNIT
+6dBm
RF
IN
07
05
2-
04
9
Figure 74. Characterization Bench Setup
The primary setup used to characterize the ADL5375 is shown
in Figure 74. This setup was used to evaluate the product as a
single-sideband modulator. The Aeroflex signal generator supplied
the LO and differential I and Q baseband signals to the device
under test (DUT). The typical LO drive was 0 dBm. The I-channel
is driven by a sine wave, and the Q-channel is driven by a cosine
wave. The lower sideband is the single-sideband (SSB) output.
The majority of characterization for the ADL5375 was performed
using a 1 MHz sine wave signal with a 500 mV (ADL5375-05)
or 1500 mV (ADL5375-15) common-mode voltage applied to
the baseband signals of the DUT. The baseband signal path was
calibrated to ensure that the VIOS and VQOS offsets on the
baseband inputs were minimized as close as possible to 0 V
before connecting to the DUT. See the Carrier Feedthrough
Nulling section for the definitions of VIOS and VQOS.
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