50MHz to 1000MHz High-Linearity,

Serial/Parallel-Controlled Digital VGA

10

______________________________________________________________________________________

3rd HARMONIC vs. ATTENUATOR STATE

(LOW-CURRENT MODE)

ATTENUATOR STATE (dB)

32

90

75

85

80

08

28

16

24

20

412

°C

°C

°C

OUTPUT IP3 vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

1050

650

250

45

25

30

35

40

50

450

850

°C

°C

°C

OUTPUT IP3 vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

1050

650

250

45

25

40

35

30

50

450

850

OUTPUT IP3 vs. ATTENUATOR STATE

(LOW-CURRENT MODE)

ATTENUATOR STATE (dB)

41

43

45

39

37

35

0

122028

32

24

416

8

°C LSB

°C USB

°C LSB

°C USB

2nd HARMONIC vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

1050

650

250

80

40

70

60

50

50

450

850

°C

°C

°C

2nd HARMONIC vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

1050

650

250

80

40

70

60

50

50

450

850

2nd HARMONIC vs. ATTENUATOR STATE

(LOW-CURRENT MODE)

ATTENUATOR STATE (dB)

71

72

73

70

69

68

67

0

122028

32

24

416

8

°C

°C

°C

3rd HARMONIC vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

250

450

650

850

1050

110

60

90

100

80

70

50

°C

°C

°C

3rd HARMONIC vs. RF FREQUENCY

(LOW-CURRENT MODE)

RF FREQUENCY (MHz)

1050

650

250

110

60

100

90

80

70

50

450

850

Typical Operating Characteristics (continued)

erwise noted.)