5

VENUS-L

Datasheet

Electrical Characteristics (AC specification) Continued

T

design. They apply within the specified ambient temperature and supply voltage ranges unless otherwise stated.

Unless otherwise stated the frequencies used for measurements are to be.

900MHz Signal Path: RF = 881.5MHz, LO = 966.88MHz, IF = 85.38MHz.

Characteristic

Value

Units

Conditions

Min

Typ

Max

900MHz Signal Path

Input=RF 900 Output=AMPS IF

and AMPS IFB

Overall Power Gain, RF input to IF

7

8

9

dB

LO= -10dBm from a 50ohm

output

source

Noise Figure

9

11

dB

Total to IF outputs (SSB).

Input third order intercept point

5

dBm

RF Input impedance

50

Ohm

With simple external matching

network. Matching network must

include an inductor connected

between the RF 900 pin and GND.

Return Loss

15

dB

With simple external matching

network. Matching network must

include an inductor connected

between the RF 900 pin and GND

RF Frequency

800

1000

MHz

IF Frequency

50

250

MHz

Input 1dB compression

-8

dBm

Load impedance

850

Ω

Differential. Will require an

externa lresistor and a simple

external matching network.

RF LO BUFFERS

LO feedthrough to IF outputs

-30

dBm

LO feedthrough to RF inputs

-40

dBm

LO input level

-10

-5

dBm

LO input impedance

50

Ω

With simple external matching

network

LO port Return Loss

15

dB

With simple external matching

network