Programmable Digital Attenuator
Electrical Specifications ：Typical 18GHz 30dB 0.25dB IPD-18-30-P25-PT
|
IPD-18-30-P25-PT |
Spec |
|
Frequency Range |
0.01-18 GHz |
|
Attenuation Range |
31.5 dB |
|
Step |
0.25dB |
|
Attenuation Flatness |
±0.5 dB Typ. @ 15
dB |
|
Attenuation Accuracy |
±0.5 dB Typ. @ 0.5
-15 dB |
|
Insertion Loss |
3.0 dB Typ. ; 4.0 dB Max. |
|
VSWR |
1.5 Typ. ; 1.8 Max. |
|
Input Power |
25 dBm Max. |
|
Control Type |
“1” ON ;“0” OFF |
|
Control Voltage |
“0”：0 ~ 0.8 V |
|
Current |
+3.3 V @ 20 mA Max. |
|
Switch Time |
1us |
|
Impedance |
50 Ω |
|
RF Connector |
SMA(f) |
|
Input Control Connector |
PINs |
|
Finishing |
Nickel Painting |
|
Operation Temperature |
-45℃ ~ +85 ℃ |
|
Store Temperature |
-55℃ ~ +125 ℃ |
|
Weight |
40 g |
Environmental Specifications
|
Temperature/Operating Range |
-40 to +85 deg C |
|
Temperature/Storage Range |
-65 to +125 deg C |
|
Humidity |
MIL-STD-202F, METHOD 103B COND. B |
|
Shock |
MIL-STD-202F, METHOD 213B COND. B |
|
Vibration |
MIL-STD-202F, METHOD 204D COND. B |
|
Altitude |
MIL-STD-202F, METHOD 105C COND. B |
|
Temperature Cycle |
MIL-STD-202F, METHOD 107 |
Truth Table:
|
C7 |
C1 |
C2 |
C3 |
C4 |
C5 |
C6 |
Att. 31.75 dB |
|
0 |
0 |
0 |
0 |
0 |
0 |
0 |
Reference IL |
|
1 |
0 |
0 |
0 |
0 |
0 |
0 |
0.25 dB |
|
0 |
1 |
0 |
0 |
0 |
0 |
0 |
0.5 dB |
|
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 dB |
|
0 |
0 |
0 |
1 |
0 |
0 |
0 |
2 dB |
|
0 |
0 |
0 |
0 |
1 |
0 |
0 |
4 dB |
|
0 |
0 |
0 |
0 |
0 |
1 |
0 |
8 dB |
|
0 |
0 |
0 |
0 |
0 |
0 |
1 |
16 dB |
|
1 |
1 |
1 |
1 |
1 |
1 |
1 |
31.75 dB |
D-sub15 Definition:
|
PIN |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
|
Define |
0.25dB |
0.5dB |
1dB |
2dB |
4dB |
8dB |
16dB |
+5V |
GND |
Description
INDEPENDENT RF can design various products
tailored to customers' applications.
Only 3 Steps to Meet Your RF Passive Component
Needs:
2. Independent RF provides the design solution.
3. Independent RF completes customized
production.
1. Specify your parameter requirements.
