參數(shù)資料
型號: ADL5372ACPZ-R2
廠商: ANALOG DEVICES INC
元件分類: 調(diào)制器/解調(diào)器
英文描述: 1500 MHz - 2500 MHz RF/MICROWAVE QUADRAPHASE MODULATOR
封裝: LEAD FREE, MO-220VGGD-2, LFCSP-24
文件頁數(shù): 11/24頁
文件大小: 802K
代理商: ADL5372ACPZ-R2
ADL5372
Rev. 0 | Page 19 of 24
CHARACTERIZATION SETUP
FMOD TEST SETUP
IP
IN
QP
QN
OUT
GND
VPOS
FMOD
LO
I OUT
Q OUT
VPOS +5V
LO
OUTPUT
90°
IQ
R AND S 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
0
65
11
-0
38
Figure 41. Characterization Bench Setup
The primary setup used to characterize the ADL5372 is shown
in Figure 41. 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 ADL5372 was performed
using a 1 MHz sine wave signal with a 500 mV 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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