AD8324_15 datasheet(9/16 Pages) AD

9 / 16 page

Data Sheet

AD8324

Rev. B | Page 9 of 16

Figure 13. Adjacent Channel Power

Figure 14. AC Response

Figure 15. Output Step Size vs. Gain Control

Figure 16. Two-Tone Intermodulation Distortion

Figure 17. Isolation in Transmit Disable Mode vs. Frequency

Figure 18. Gain Error vs. Gain Control for Various Frequencies

CENTER 21 MHz

–100

–90

–80

–70

–10

–20

–30

–40

–60

–50

100 kHz/DIV

SPAN 1 MHz

CH PWR

WORST ACP

12dBm

–61dBc

CL1

CU1

FREQUENCY (MHz)

0.1

–40

–30

–20

–10

100

1000

DEC60

DEC54

DEC48

DEC42

DEC36

DEC30

DEC24

DEC18

DEC12

DEC 1 TO DEC 6

GAIN CONTROL (Decimal Code)

f = 10MHz

1.4

1.3

1.2

1.1

1.0

0.9

0.8

0.7

0.6

FREQUENCY (MHz)

41.6

41.7

–40

–30

–20

–10

41.8

41.9

42.0

42.1

42.2

42.3

42.4

42.5

VOUT = 57dBmV/TONE

@ MAX GAIN

FREQUENCY (MHz)

–10

–20

–30

–40

–50

–60

–70

–80

–90

–100

100

1000

MAX GAIN

MIN GAIN

TXEN = 0

VIN = 27.5dBmV

GAIN CONTROL (Decimal Code)

f = 10MHz

2.0

1.5

1.0

0.5

–0.5

–1.0

–1.5

–2.0

f = 5MHz

f = 42MHz

f = 65MHz

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