RF2488
Preliminary
Parameter
High Band Cascaded
Electrical Specification
Gain
Gain Variations versus
Temperature
Noise Figure
Input 3rd Order Intercept
Return Loss
Isolation
Half IF Spur
IF Output Impedance
Supply Current
8
Logic Levels
Input Low
Input High
Input Current
Input Impedance
Specification
Min.
Typ.
Max.
22
24
26
-2
0
2
+1.5
2.6
3.0
20
25
-10
-8
16
18
10
10
10
10
50
50
40
45
>50
>60
-68
-60
500
22
24
18
22
0.5
2.0
10
100
2
20
Unit
dB
dB
dB
dB
dB
dBm
dBm
dB
dB
dB
dB
dB
dB
dB
dB
dB
dBc
Ω
mA
mA
V
V
µA
kΩ
Condition
TAMB=25°C, VCC=3V, IF=135MHz.
Assumes 3dB loss for image filter.
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
LNA Input-External Match, GAIN SEL=High
LNA Input-External Match, GAIN SEL=Low
Mixer RF Input
Mixer LO Input
LO IN to LNA IN, GAIN SEL=High
LO IN to LNA IN, GAIN SEL=Low
LNA Out to Mixer RF In
LO In to IF Out
Mixer RF In to IF Out
Mixer “ON”
High Gain, GAIN SEL=High
Low Gain, GAIN SEL=Low
VCC=2.7V to 2.9V
VCC=2.7V to 2.9V
8-126
Rev A0 010905