LT5527

6

5527fa

TYPICAL AC PERFORMANCE CHARACTERISTICS

Conversion Gain, IIP3 and NF vs

RF Frequency (900MHz High Side

Application)

900MHz Conversion Gain, IIP3 and

NF vs LO Power (High Side LO)

2

× 2 and 3 × 3 Spurs

vs LO Power (Single Tone)

Supply Current vs Supply Voltage

Shutdown Current vs Supply Voltage

Conversion Gain, IIP3 and NF vs

RF Frequency (900MHz Low Side

Application)

900MHz Conversion Gain, IIP3 and

NF vs LO Power (Low Side LO)

vs RF Input Power (Single Tone)

Low Band (900MHz application with external

140MHz, unless otherwise noted. Test circuit shown in Figure 1.

RF FREQUENCY (MHz)

750

1

5

9

13

17

25

800

850

900

950

5527 G21

1000

1050

21

3

7

11

15

23

19

IIP3

SSB NF

LOW SIDE LO

IF = 140MHz

LO INPUT POWER (dBm)

–6

1

5

9

13

17

25

–4

–2

0

2

5527 G22

46

21

3

7

11

15

23

19

IIP3

LOW SIDE LO

IF = 140MHz

–40°C

25°C

85°C

SSB NF

RF INPUT POWER (dBm)

–18

–40

–20

0

20

6

5527 G23

–60

–80

–50

–30

–10

10

–70

–90

–100

–12

–6

0

–15

9

–9

–3

3

12

(RF = 900MHz)

LO = 760MHz

IF = 140MHz

3RF-3LO

(RF = 806.67MHz)

2RF-2LO

(RF = 830MHz)

RF FREQUENCY (MHz)

750

1

5

9

13

17

25

800

850

900

950

5527 G24

1000

1050

21

3

7

11

15

23

19

SSB NF

HIGH SIDE LO

IF = 140MHz

IIP3

LO INPUT POWER (dBm)

–6

1

5

9

13

17

25

–4

–2

0

2

5527 G25

46

21

3

7

11

15

23

19

IIP3

HIGH SIDE LO

IF = 140MHz

–40°C

25°C

85°C

SSB NF

LO INPUT POWER (dBm)

–6

–90

–80

–70

–60

–4

–2

02

5527 G26

4

–50

–40

–85

–75

–65

–55

–45

6

3RF-3LO

(RF = 806.67MHz)

LO = 760MHz

IF = 140MHz

2RF-2LO

(RF = 830MHz)

SUPPLY VOLTAGE (V)

4.5

0.1

1

85°C

60°C

25°C

0°C

–40°C

10

100

4.75

5

5527 G17

5.25

5.5

SUPPLY VOLTAGE (V)

4.5

71

72

74

75

76

82

79

4.75

5

5527 G16

73

80

81

78

–40°C

0°C

60°C

85°C

5.25

5.5

25°C