HFA3683AIN データシートの表示（PDF） - Intersil

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HFA3683AIN

2.4GHz RF/IF Converter and Synthesizer

Intersil 

HFA3683A

Cascaded LNA/Mixer AC Electrical Specifications Assumes a direct connection between the LNA and Mixer, IF = 374MHz,

LO = 2075MHz at -6dBm, VCC = 2.7 Unless Otherwise Specified (Continued)

PARAMETER

TEST CONDITIONS

TEMP.

(oC)

MIN

TYP

MAX

UNITS

Power/Voltage Gain

Low Gain Mode

Full

-9

-5

-1

dB

Noise Figure

25

-

25

-

dB

Output IM3 at -4dBm Input Tones

Full

-42

-40.5

-40

dBc

Input P1dB

Full

-1

+2.5

-

dBm

LNA Input 50Ω VSWR

High Gain Mode

25

1.28

1.65:1

2.0:1

-

Low Gain Mode

25

1.1:1

1.3:1

2.0:1

-

LO 50Ω VSWR

LO = Single End

25

1.4:1

1.4:1

2.0:1

-

Differential IF Output Load

Shared with TX

25

-

200

-

Ω

IF Output Capacitance (Single Ended)

25

-

1.2

-

pF

IF Output Resistance (Single Ended)

25

-

5.5

-

kΩ

LO to Mixer RF Feedthrough (Uncascaded)

25

-

-50

-20

dBm

LO to LNA Input Feedthrough (Cascaded, no filter)

25

-69

-60

-50

dBm

Gain Switching Speed at Full Scale - High to Low

±1dB settling

Full

-

0.03

0.1

µs

Gain Switching Speed at Full Scale - Low to High

±1dB settling

Full

-

0.25

0.3

µs

Image Rejection

With Matching Network

25

-

14

-

dB

Cascaded Transmit Mixer AC Electrical Specifications Assumes a direct connection between the Mixer and Preamplifier,

F = 374MHz, LO = 2075MHz at -6dBm, VCC = 2.7 Unless Otherwise

Specified.

PARAMETER

TEMP.

TEST CONDITIONS

(oC)

MIN

TYP

MAX

UNITS

RF Frequency Range

Full

2400

-

2500

MHz

IF Frequency Range

Full

280

374

600

MHz

LO Frequency Range

Full

1800

-

2220

MHz

Power Conversion Gain

200Ω In, 50Ω Out

Full

21

25

29

dB

SSB Noise Figure

Full

-

10

15

dB

Output IP3

Full

+12

+14

+20

dBm

Output P1dB

Full

+2

+4

+9

dBm

LO Input Drive Level

Same as RX

Full

-10

-6

0

dBm

LO to Transmit Mixer RF Feedthrough (Uncascaded)

25

-

-37

-20

dBm

LO to Transmit Amp. Output Feedthrough

(Uncascaded)

25

-

-45

-30

dBm

LO to Transmit Amp. Output Feedthrough

(Cascaded, no filter)

25

-

-15

-5

dBm

Preamplifier Output 50Ω VSWR

25

-

2.3:1

3.0:1

-

LO 50Ω VSWR

LO = Single End

25

-

1.4:1

2.0:1

-

Differential IF Input Load

Shared with RX

25

-

200

-

Ω

IF Input Capacitance (Single Ended)

25

-

1.1

-

pF

IF Input Resistance (Single Ended)

25

-

0.7

-

kΩ

2-5

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