RF2370
Absolute Maximum Ratings
Parameter
Supply Voltage
Rating
-0.5 to +6.0
Unit
Caution! ESD sensitive device.
V
DC
Input RF Level
Current Drain, I
+5 (see note)
32
dBm
mA
CC
RF Micro Devices believes the furnished information is correct and accurate
at the time of this printing. RoHS marking based on EUDirective2002/95/EC
(at 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).
Operating Ambient Temperature
Storage Temperature
NOTE: Exceeding any one or a combination of the above maximum rating
limits may cause permanent damage. Input RF transients to +15dBm will
not harm the device. For sustained operation at inputs >+5dBm, a small
-40 to +85
-40 to +150
°C
°C
dropping resistor is recommended in series with the V in order to limit
CC
the current due to self-biasing to <32mA.
Specification
Parameter
Unit
Condition
Min.
Typ.
Max.
T
=+25°C, V =3.0V
CC
Operating Range
Frequency Range
WLAN Low Noise
Amplifier
AMB
900
4000
MHz
Frequency
2450
MHz
HIGH GAIN MODE
Gain Select<0.8V, V
=3V, T=+25°C
BIAS
Gain
Noise Figure
Input IP3
Output VSWR
Current Drain
BYPASS MODE
12.0
14.0
1.3
+7.0
1.7:1
7
dB
dB
dBm
1.5
2:1
IIP3 will improve if ICC is raised above 7mA.
mA
Gain Select>1.8V, V
=0V
BIAS
Gain
-4.0
-3.0
-2.0
dB
dBm
mA
Note: Bypass mode insertion loss will
degrade gradually as V goes below 2.7V.
CC
Input IP3
+16.0
+20.0
1.6:1
2.0
Output VSWR
Current Drain
Power Supply
3.0
0.8
Voltage (V
)
3
V
V
CC
V
V
Low
High Gain mode.
SELECT
SELECT
Select<0.8V, V
=3V
=0V
BIAS
High
1.8
0
V
Low Gain mode.
Select>1.8V, V
BIAS
Power Down
10
μA
Gain Select<0.8V, V
=0V, V =0V
BIAS CC
Bias note: Due to the presence of ESD protection circuitry on the RF2370, the maximum allowable collector bias voltage (pin 4) is 4.0V.
Higher supply voltages such as 5V are permissible if a series resistor is used to drop V to <4.0V for a given I
.
CC
CC
1-2
Rev A4 050727
RFMD [ RF MICRO DEVICES ]
