LTC5594

8

Rev A

For more information www.analog.com

MACOM H9 180° combiner at amplifier outputs de-embedded from measurement unless otherwise noted. Test circuit shown in

Figure 1 with 1GHz interstage filter.

Optimized OIP3 vs

OIP3 vs IP3CC Register Value

OIP3 vs IF Tone Power

Register Value

Register Value

OIP3 vs LO Power

OIP3 vs IP3IC Register Value

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

RF FREQUENCY (GHz)

I, –40°C

I, 25°C

I, 85°C

I, 105°C

Q, –40°C

Q, 25°C

Q, 85°C

Q, 105°C

5594 G10

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

RF FREQUENCY (GHz)

I, 4.75V

I, 5V

I, 5.25V

Q, 4.75V

Q, 5V

Q, 5.25V

5594 G11

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

10

RF FREQUENCY (GHz)

I, –6dBm

I, 0dBm

I, 6dBm

I, 12dBm

Q, –6dBm

Q, 0dBm

Q, 6dBm

Q, 12dBm

5594 G12

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

RF FREQUENCY (GHz)

I, –4.5dBm

I, –1.5dBm

I, 1.5dBm

Q, –4.5dBm

Q, –1.5dBm

Q, 1.5dBm

5594 G13

0

1

2

3

4

5

6

7

8

9 10

60

50

40

30

20

10

0

–10

–20

RF FREQUENCY (GHz)

I, –40°C

I, 25°C

I, 85°C

I, 105°C

Q, –40°C

Q, 25°C

Q, 85°C

Q, 105°C

OPTIMIZED AT 25°C

5594 G14

0

32

64

96 128 160 192 224 256

40

35

30

25

20

15

10

5

REGISTER VALUE (INTEGER)

IM3IY, –40°C

IM3IY, 25°C

IM3IY, 85°C

IM3IY, 105°C

IM3IX, –40°C

IM3IX, 25°C

IM3IX, 85°C

IM3IX, 105°C

I-CHANNEL

5594 G15

0

32

64

96 128 160 192 224 256

40

35

30

25

20

15

10

5

REGISTER VALUE (INTEGER)

IM3QY, –40°C

IM3QY, 25°C

IM3QY, 85°C

IM3QY, 105°C

IM3QX, –40°C

IM3QX, 25°C

IM3QX, 85°C

IM3QX, 105°C

Q-CHANNEL

5594 G16

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

RF FREQUENCY (GHz)

I, 0

I, 1

I, 2

I, 3

Q, 0

Q, 1

Q, 2

Q, 3

5594 G17

0

1

2

3

4

5

6

7

8

9 10

50

45

40

35

30

25

20

15

RF FREQUENCY (GHz)

I, 0

I, 1

I, 2

I, 3

I, 4

I, 5

I, 6

I, 7

Q, 0

Q, 1

Q, 2

Q, 3

Q, 4

Q, 5

Q, 6

Q, 7

5594 G18