HMC787A

Data Sheet

Rev. 0 | Page 14 of 17

SPURIOUS AND HARMONICS PERFORMANCE

Mixer spurious products are measured in dBc from the IF output power level, unless otherwise noted. Spur values are (M × RF) − (N × LO).

LO Harmonics

LO = 17 dBm, and all values in dBc below input LO level

measured at RF port.

Table 5. Harmonics of LO

LO Frequency (GHz)

1

2

3

4

3

55

53

58

59

6

46

45

64

76

10

41

57

61

61

M × N Spurious Outputs, IF = 100 MHz

RF = 3.1 GHz, LO = 3 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

14

38

32

54

1

12.3

0

25

27

60

2

90.1

93

98

94

90

3

91.1

90

92

98

94

4

89.1

88

91

94

98

RF = 6.1 GHz, LO = 6 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

12

26

42

42

1

16.3

0

36

35

50

2

89.1

91

97

90

88

3

86.2

88

88

95

87

4

83.1

87

89

90

96

RF =10.1 GHz, LO = 10 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

4

39

36

43

1

19.9

0

87

83

79

2

84.3

84

97

87

83

3

78.4

82

87

97

87

4

72.4

78

83

89

95

M × N Spurious Outputs, IF = 3000 MHz

RF = 3.1 GHz, LO = 6.1 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

13

28

44

44

1

13.6

0

47

45

64

2

90.7

99

89

89

86

3

91

93

94

87

87

4

90.2

89

99

92

90

RF = 6.1 GHz, LO = 3.1 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

13

39

28

50

1

16

0

24

18

90

2

89

88

89

92

97

3

86

86

89

87

89

4

82

86

85

87

89

RF = 10.1 GHz, LO = 7.1 GHz, RF power = −5 dBm, and

LO power = 17 dBm.

N × LO

0

1

2

3

4

M × RF

0

Not applicable

11

28

41

54

1

17.7

0

30

35

52

2

82.9

86

84

94

86

3

75

81

86

87

92

4

68

76

79

83

87