AD8325 datasheet(6/16 Pages) AD

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REV. 0

AD8325

–6–

VOUT = 60dBmV @ MAX GAIN

FUNDAMENTAL FREQUENCY – MHz

–60

–75

535

–70

–65

–55

VOUT = 62dBmV @ MAX GAIN

VOUT = 61dBmV @ MAX GAIN

VOUT = 59dBmV @ MAX GAIN

TPC 7. Second Order Harmonic Distortion vs. Frequency

for Various Output Levels

VOUT = 60dBmV @ MAX GAIN

FUNDAMENTAL FREQUENCY – MHz

–58

–64

535

–62

–60

–56

VOUT = 62dBmV @ MAX GAIN

VOUT = 61dBmV @ MAX GAIN

VOUT = 59dBmV @ MAX GAIN

–54

–52

–50

TPC 8. Third Order Harmonic Distortion vs. Frequency for

Various Output Levels

GAIN CONTROL – Dec Code

–70

030

–80

–75

–65

FO = 42MHz

VOUT = 61dBmV @ MAX GAIN

–60

–55

–50

HD3

HD2

TPC 9. Harmonic Distortion vs. Gain Control

FREQUENCY – MHz

160

140

110

100

120

130

150

TXEN = 0

TXEN = 1

170

180

OUT–

OUT+

GND

VIN+

VIN–

165

TOKO 617DB–A0070

1:1

VCC

0.1 F

ZIN

TPC 10. Input Impedance vs. Frequency

FREQUENCY – MHz

100

TXEN = 0

TXEN = 1

TPC 11. Output Impedance vs. Frequency

–40

–50

–60

–70

–100

–80

–90

–110

CENTER 21MHz

75kHz/DIV

SPAN 750kHz

C11

CU1

C11

CH PWR

12.3dBm

ACP UP

–54.02dB

ACP LOW

–53.79dB

CU1

–30

–20

–10

TPC 12. Adjacent Channel Power

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