25-32GHz SSB Mixer
CHM1291
Typical On-wafer Measurements in Up-Conversion mode with
external IF quadrature combiner
Bias conditions: Tamb = +25°C, Vd = 3.5V, Id = 55mA
Up-Conversion supradyne mode with external combiner
P LO = +5dBm F LO = 14GHz
Up-Conversion infradyne mode with external combiner
P LO = +5dBm F LO = 14GHz
32
28
24
20
16
12
8
4
0
-4
-8
-12
-16
-20
-24
-28
-32
-36
-40
-44
1,5
32
28
24
20
16
12
8
4
0
-4
-8
-12
-16
-20
-24
-28
-32
-36
-40
-44
1,5
Conv. Loss (dB), LO & 2xLO
leakage (dBm)
CL sup ( dB )
Img Supp ( dBc )
P 2xLO @ RF ( dBm )
CL inf ( dB )
P LO @ RF ( dBm )
Conv. Loss (dB), LO & 2xLO
leakage (dBm)
CL sup ( dB )
Img Supp ( dBc )
P 2xLO @ RF ( dBm )
CL inf ( dB )
P LO @ RF ( dBm )
1,7
1,9
2,1
2,3
2,5
1,7
1,9
2,1
2,3
2,5
IF Frequency (GHz)
IF Frequency (GHz)
30
26
22
18
14
10
6
2
-2
-6
-10
-14
-18
-22
-26
-30
-34
-38
-42
-46
-50
-54
12
Up-Conversion supradyne mode with external combiner
P LO = +5dBm F IF = 2,0GHz
CL sup ( dB )
Img Supp (dBc)
P 2xLO @ RF ( dBm )
CL inf ( dB )
P LO @ RF ( dBm )
30
26
22
18
14
10
6
2
-2
-6
-10
-14
-18
-22
-26
-30
-34
-38
-42
-46
-50
-54
12
Up-Conversion infradyne mode with external combiner
P LO = +5dBm F IF = 2,0GHz
Conv. Loss (dB), LO & 2xLO
leakage (dBm)
Conv. Loss (dB), LO & 2xLO
leakage (dBm)
CL sup ( dB )
Img Supp (dBc)
P 2xLO @ RF ( dBm )
CL inf ( dB )
P LO @ RF ( dBm )
12,5
13
13,5
14
14,5
LO Frequency (GHz)
15
15,5
16
12,5
13
13,5
14
14,5
LO Frequency (GHz)
15
15,5
16
Typical On-wafer Compression Measurements in Up-Conversion
mode with external IF quadrature combiner
Bias conditions: Tamb = +25°C, Vd = 3.5V, Id = 55mA
-2
-4
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-20
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
2
4
6
Up-Conversion Sup. mode with external combiner
LO = 14GHz P LO = +5dBm F IF = 2,0GHz (RF = 30GHz)
P RF 30GHz
CL 30GHz
-2
-4
-6
-8
-10
-12
-14
-16
-18
-20
-22
-24
-26
-28
-30
-20
Up-Conversion Inf. mode with external combiner
LO = 14GHz P LO = +5dBm F IF = 2,0GHz (RF = 26GHz)
Output power & Conv. Loss
(dBm & dB)
Output power & Conv. Loss
(dBm & dB)
P RF 26GHz
CG 26GHz
-18
-16
-14
-12
-10
-8
-6
-4
-2
0
2
4
6
IF Input power (dBm)
IF Input power (dBm)
Ref. : DSCHM12912266 - 23-Sept.-02
3/6
Specifications subject to change without notice
Route Départementale 128 , B.P.46 - 91401 ORSAY Cedex - FRANCE
Tel.: +33 (0)1 69 33 03 08 - Fax : +33 (0)1 69 33 03 09
UMS [ UNITED MONOLITHIC SEMICONDUCTORS ]
