参数资料
型号: ADL5374ACPZ-WP
厂商: ANALOG DEVICES INC
元件分类: 调制器/解调器
英文描述: 3000 MHz - 4000 MHz RF/MICROWAVE QUADRAPHASE MODULATOR
封装: 4 X 4 MM, ROHS COMPLIANT, MO-220VGGD-2, LFCSP-24
文件页数: 10/20页
文件大小: 855K
代理商: ADL5374ACPZ-WP
ADL5374
Rev. 0 | Page 18 of 20
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
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
66
27
-0
39
Figure 39. Characterization Bench Setup
The primary setup used to characterize the ADL5374 is shown
in Figure 39. 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 ADL5374 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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