3 of 28
RF2483
Rev A8 DS060203
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
I/Q Modulator High Band
VCC=2.7V, EN=2.7V, Bandsel=2.7V,
FLO=0dBm, PLO=1900MHz, LO HB and RF
OUT HB ports are matched to 50
Ω.
IQ=800mVP-P at 100kHz 1.2VDC. Input IQ sig-
nals driven differentially and in quadrature
from a 50
Ω source impedance. TA=25oC
Baseband Input Voltage*
1.15
1.2
1.25
V
Common mode voltage
Baseband Input Level
0.8
VPP
Measured differentially
Baseband Input Impedance*
5.5
k
Ω
Measured at 100kHz
Input Bandwidth*
50
150
MHz
I/Q source impedance 50
Ω
Sideband Suppression
30
43
dBc
GC=2.0V, no I/Q adjustment
30
43
dBc
GC=1.5V, no I/Q adjustment
30
42
dBc
GC=1.0V, no I/Q adjustment
30
40
dBc
GC=0.5V, no I/Q adjustment
Carrier Suppression
30
37
dBc
GC=2.0V, no I/Q adjustment
30
35
dBc
GC=1.5V, no I/Q adjustment
20
23
dBc
GC=1.0V, no I/Q adjustment
20
22
dBc
GC=0.5V, no I/Q adjustment
3rd Harmonic of Modulation
Suppression at FLO-3x100kHz
40
47
dBc
GC=2.0V
40
47
dBc
GC=1.5V
40
54
dBc
GC=1.0V
40
46
dBc
GC=0.5V
Baseband Inputs DC Current
Drain*
100
μA
Baseband Inputs AC Current
Drain*
100
μAPP
I/Q Modulator Low Band
VCC=2.7V, EN=2.7V, Bandsel=0V,
FLO=0dBm, PLO=900MHz, LO LB and RF OUT
LB ports are matched to 50
Ω. IQ=800mVP-P
at 100kHz 1.2VDC. Input IQ signals driven dif-
ferentially and in quadrature from a 50
Ω
source impedance. TA=25oC
Baseband Input Voltage*
1.15
1.2
1.25
V
Common mode voltage
Baseband Input Level
0.8
VPP
Measured differentially
Baseband Input Impedance*
5.5
k
Ω
Measured at 100kHz
Input Bandwidth*
50
150
MHz
I/Q source impedance 50
Ω
Sideband Suppression
30
41
dBc
GC=2.0V, no I/Q adjustment
30
43
dBc
GC=1.5V, no I/Q adjustment
30
42
dBc
GC=1.0V, no I/Q adjustment
30
40
dBc
GC=0.5V, no I/Q adjustment
Carrier Suppression
35
48
dBc
GC=2.0V, no I/Q adjustment
35
45
dBc
GC=1.5V, no I/Q adjustment
30
40
dBc
GC=1.0V, no I/Q adjustment
25
33
dBc
GC=0.5V, no I/Q adjustment
3rd Harmonic of Modulation
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