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UAA2077

2 GHz image rejecting front-end

Philips Electronics 

Philips Semiconductors

2 GHz image rejecting front-end

Product specification

UAA2077BM

AC CHARACTERISTICS

VCC = 4 V; Tamb = −30 to +85 °C; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

Receive section (receive section enabled)

RiRX

RF input resistance (real part of balanced; at 1850 MHz

the parallel input impedance)

−

60

CiRX

RF input capacitance

balanced; at 1850 MHz

(imaginary part of the parallel

input impedance)

−

1

fiRX

RLiRX

GCPRX

RF input frequency

1800 −

return loss on matched RF input balanced; note 1

11

15

conversion power gain

differential RF inputs to differential 17

20

IF outputs loaded to 1 kΩ

differential

Grip

gain ripple as a function of RF between 1805 and 1880 MHz;

−

0.2

frequency

note 2

∆G/T

gain variation with temperature Tamb = −30 to +25 °C; note 2

−20 0

Tamb = +25 to +85 °C; note 2

−40 −30

CP1RX 1 dB compression point

differential RF inputs to differential −26 −23

IF outputs; note 1

DES3

3 dB desensitisation point

interferer frequency offset: 3 MHz; −

−30

differential RF inputs to differential

IF outputs; note 1

interferer frequency offset: 20 MHz; −

−27

differential RF inputs to differential

IF outputs; note 1

IP2DRX 2nd-order intercept point

differential RF inputs to differential +15 +22

IF outputs; note 2

IP3RX

3rd-order intercept point

differential RF inputs to differential −23 −17

IF outputs; note 2

NFRX

overall noise figure

differential RF inputs to differential −

4.3

IF outputs; notes 2 and 3

ZLRX

typical application IF output load balanced

impedance

−

1

RLiRX

foRX

IRRX

return loss on matched IF input

IF frequency range

rejection of image frequency

balanced; note 1

VQUADLO tuned

fLO < fRF; fIF = 188 MHz; note 4

11

15

170 188

20

−

25

32

Local oscillator section (receive section enabled)

fiLO

LO input frequency

RiLO

LO input resistance (real part of balanced

the parallel input impedance)

1600 −

−

45

CiLO

LO input capacitance

balanced

(imaginary part of the parallel

input impedance)

−

2

−

Ω

−

pF

2 000

−

23

MHz

dB

dB

−

dB

+10 mdB/°C

−20 mdB/°C

−

dBm

−

dBm

−

dBm

−

dBm

−

dBm

5.0 dB

−

kΩ

−

dB

210 MHz

−

dB

−

dB

2200 MHz

−

Ω

−

pF

1995 Dec 13

9

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