12-40GHz Detector
Typical Measured Performance
CHE1270-QAG
Tamb = +25° Vdc = +4.5V, 27k
Ω
resistor in parallel on Vdet and Vref pads (see notes,
C,
page 7).
- Return Loss measurement in the
package access plans (
refer to the “definition of the Sij
reference planes” section below).
Return Loss versus frequency
0
-2
-4
-6
-8
Return Loss (dB)
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
2
4
6
8
10 12 14
16
18
20 22 24
26
28
30 32 34
36
38
40 42 44
Freq (GHz)
- Power measurements in the plan of the connectors, using the proposed land pattern &
board 96272-B (see page 8).
Transmitted power detection versus Input power
10000
12 GHz
32GHz
Vdetect= Vref-Vdet (mV)
1000
17GHz
37GHz
22GHz
40GHz
27GHz
100
10
1
-20 -18 -16 -14 -12 -10
-8
-6
-4
-2
0
2
4
6
8
10
12
14
16
Input power (dBm)
Ref. : DSCHE1270-QAG8205 - 25 Jun 08
3/8
Specifications subject to change without notice
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Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
