RF2483
Specification
Typ.
Parameter
Unit
Condition
Min.
Max.
I/Q Modulator Low Band,
cont.
Suppression at FLO-3x100kHz
40
40
40
40
57
57
60
52
dBc
dBc
dBc
dBc
μA
GC=2.0V
GC=1.5V
GC=1.0V
GC=0.5V
Baseband Inputs DC Current
Drain*
100
100
Baseband Inputs AC Current
Drain*
μA
PP
V
=2.7V, EN=2.7V, Bandsel=2.7V,
CC
FLO=0dBm, PLO=1900MHz, LO HB and RF
Variable Gain Amplifiers High
Band
OUT HB ports are matched to 50Ω. Input IQ
signals driven differentially and in quadrature
o
from a 50Ω source impedance. T =25 C
A
Gain Control Voltage Range
Gain Control Range
0
2.0
33
V
32
35
dB
Difference between output power at GC=2.0V
and GC=0.5V
Gain Control Slope
26
29
10
dB/V
kΩ
Calculated GC=1.0V and 1.5V
Gain Control Input Impedance*
Output Power
-3
-8
0.4
3
dBm
GC=2.0V, IQ=800mV at 100kHz
P-P
-5
-20
-2
dBm
dBm
GC=1.5V, IQ=800mV at 100kHz
P-P
-24
-38
-16
-30
GC=1.0V, IQ=800mV at 100kHz
P-P
-35
dBm
GC=0.5V, IQ=800mV at 100kHz
P-P
Output Noise at FLO+20MHz*
-155
-156.7
dBm/Hz
dBm/Hz
GC=2.0V, IQ=800mV at 100kHz
P-P
GC=2.0V, IQ=0mV
IQ at 100kHz
P-P
Output P1dB*
Output IP3*
+6
dBm
dBm
+20
GC=2.0V. Extrapolated from IM3 with two
baseband tones at 90kHz applied differen-
tially, in quadrature, at both I and Q inputs,
each tone 400mV
.
P-P
Intermodulation IM3 tone at
FLO+70kHz and FLO+130kHz
relative to tone at FLO+90kHz
Two baseband tones at 90kHz and 110kHz
applied differentially, in quadrature, at both I
and Q inputs, each tone 400mV
.
P-P
40
40
40
40
50
50
50
47
dBc
dBc
dBc
dBc
GC=2.0V
GC=1.5V
GC=1.0V
GC=0.5V
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
4 of 28
Rev A8 DS060203
RFMD [ RF MICRO DEVICES ]
