U2791B Datasheet, PDF (6/11 Pages) TEMIC Semiconductors – 1000 MHz Quadrature Demodulator

U2791B
TELEFUNKEN Semiconductors
11
9
7
5
3
1
100
95 9800
300 500 700 900
LO frequency ( MHz)
1100
Figure 2. Typical VSWR frequency response
of the LO input
10
0
–10
–20
–30
–40
–50
0
95 9855
200 400 600 800
LO frequency ( MHz )
1000
Figure 3. Typical suitable LO power range vs. frequency
18
16
14
12
o
10
8
0
95 9856
200 400 600 800
LO frequency ( MHz )
1000
Figure 4. Noise figure vs. LO frequency;
o: value at 950 MHz with RF input matching with T3
30
26
x
22
18
14
10
0
95 10069
200 400 600 800
LO frequency ( MHz )
1000
Figure 5. Gain vs. LO frequency,
x: value at 950 MHz with RF input matching with T3
6 (11)
Rev. A2: 08.06.1995