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RF2484
(Rev.:2006)

DIRECT QUADRATURE MODULATOR

RF Micro Devices 

RF2484

Parameter

RF Output (1960MHz)

PCS CDMA Output Power

PCS CDMA ACPR

Carrier Suppression

Carrier Suppression

over Temperature

Sideband Suppression

Sideband Suppression

over Temperature

Broadband Noise Floor

EVM

Phase Error

Rho

Output Impedance

RF Output (2140MHz)

W-CDMA Output Channel Power

W-CDMA ACPR

Carrier Suppression

Carrier Suppression

over Temperature

Sideband Suppression

Sideband Suppression

over Temperature

Broadband Noise Floor

EVM

Phase Error

Rho

Output Impedance

Power Down

Turn On/Off Time

PD Input Resistance

Power Control “ON”

Power Control “OFF”

Specification

Min.

Typ.

Max.

-13

-72

50

35

50

35

-154.5

2.3

1

.9988

46 - j22

-16

-60

50

35

50

35

-152

5.9

2.4

.9961

58 - j16

100

50

2.8

1.0

1.2

Unit

Condition

dBm

dBc

dBc

dBc

dBc

dBc

dBm/Hz

%

° RMS



dBm

dBc

dBc

dBc

dBc

dBc

dBm/Hz

%

° RMS



LO=-5dBm at 1960MHz; Single sideband test-

ing unless otherwise noted

For ACPR=-72dBc; I&Q Amplitude=1.2VPP

(single-ended)

Channel Power=-13dBm; see Test Setup for

detailed information

T=25°C; POUT=-13dBm; optimized I,Q DC off-

sets

Temperature cycled from -40°C to +85°C after

optimization at T=25°C; POUT=-13dBm

T=25°C; POUT=-13dBm; optimized I,Q ampli-

tude and phase balance

Temperature cycled from -40°C to +85°C after

optimization at T=25°C; POUT=-13dBm

At 20MHz offset, 30kHz res BW, VCC=5V; ISIG,

QSIG, IREF, and QREF tied to VREF

See Test Setup for detailed information

See Test Setup for detailed information

See Test Setup for detailed information

LO= -5dBm at 2140MHz; Single sideband test-

ing unless otherwise noted

For ACPR=-60dBc; I&Q Amplitude=1.4VPP

(single-ended)

Channel Power=-16dBm; see Test Setup for

detailed information

T=25°C; POUT=-13dBm; optimized I,Q DC off-

sets

Temperature cycled from -40°C to +85°C after

optimization at T=25°C; POUT=-13dBm

T=25°C; POUT=-13dBm; optimized I,Q ampli-

tude and phase balance

Temperature cycled from -40°C to +85°C after

optimization at T=25°C; POUT=-13dBm

At 20MHz offset, 30kHz res BW, VCC=5V; ISIG,

QSIG, IREF, and QREF tied to VREF

See Test Setup for detailed information

See Test Setup for detailed information

See Test Setup for detailed information

ns

k

V

Threshold voltage

V

Threshold voltage

DS121024

7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical

support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.

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