2 / 20 page

8-302
RF2498
Rev A4 070308
Absolute Maximum Ratings
Parameter
Rating
Unit
Supply Voltage
-0.5 to +5.0
VDC
Input LO and RF Levels
+6
dBm
Operating Ambient Temperature
-40 to +85
°C
Storage Temperature
-40 to +150
°C
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
Overall
T=25°C, VCC=2.75V
RF Frequency Range
800 to 900
MHz
1500 to 2200
MHz
1575.42
MHz
GPS band
IF Frequency Range
0.1
400
MHz
Power Supply
Supply Voltage
2.65
2.75
3.15
V
Logic High
1.8
V
Logic Low
0.4
V
Power Down Current
10
μA
ENABLE=0
Cellular Band
JCDMA Band
Freq=869MHz to 894MHz
Freq=832MHz to 870MHz
LNA (On)
LNA 50
Ω match
Gain
13.5
15.0
16.5
dB
IPSET=1
13.0
14.5
16.0
dB
IPSET=0
Noise Figure
1.1
1.3
dB
IPSET=1
1.0
1.2
dB
IPSET=0
Input IP3
+9.0
+11.0
dBm
IPSET=1
+5.0
+9.0
dBm
IPSET=0
Current
6.5
mA
IPSET=1
4.5
mA
IPSET=0
Isolation
23
dB
LNA (Off)
Gain
-4.0
-2.5
-1.8
dB
Noise Figure
2.5
4.0
dB
Input IP3
+20.0
+25.0
dBm
Current
0
mA
Isolation
2.5
dB
Mixer - CDMA/JCDMA
LO IN=-4dBm
See note 1 and 2.
Gain
11.5
13.0
14.5
dB
Mixer Preamp ON
1.5
3.0
4.5
dB
Mixer Preamp OFF
Noise Figure
7.5
8.5
dB
Mixer Preamp ON
14.0
16.0
dB
Mixer Preamp OFF
Input IP3
+1.0
+3.5
dBm
Mixer Preamp ON
+11.0
+13.0
dBm
Mixer Preamp OFF
Current
18.5
mA
Mixer Preamp ON/Mixer/LO Input Amps
13.5
mA
Mixer Preamp OFF/Mixer/LO Input Amps
LO to RF Isolation
36
dB
Mixer Preamp ON
dB
Mixer Preamp OFF
LO Frequency Range
600
2300
MHz
High and Low Side LO Injection.
See note 3 and 4.
IF Frequency Range
0.1
183.6
400
MHz
Typical IF frequencies: 85.38MHz,
109.80MHz, 111.85MHz, 183.6MHz
Caution! ESD sensitive device.
RF Micro Devices believes the furnished information is correct and accurate
at the time of this printing. However, RF Micro Devices reserves the right to
make changes to its products without notice. RF Micro Devices does not
assume responsibility for the use of the described product(s).