RF2138
Absolute Maximum Ratings
Parameter
Supply Voltage
Rating
-0.5 to +6.0
-0.5 to +3.0
Unit
V
DC
Power Control Voltage (V
)
V
APC1,2
DC Supply Current
Input RF Power
Duty Cycle at Max Power
Output Load VSWR
Operating Case Temperature
Storage Temperature
2400
+13
50
mA
dBm
%
Caution! ESD sensitive device.
2
10:1
-40 to +85
-55 to +150
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).
°C
°C
Specification
Typ.
Parameter
Overall
Unit
Condition
Min.
Max.
Temp = 25 °C, V =3.5V, V
=2.6V,
CC
APC1,2
P
=+6dBm, Freq=880MHz to 915MHz,
IN
25% Duty Cycle, pulse width=1154µs
Operating Frequency Range
Usable Frequency Range
Maximum Output Power
880 to 915
800 to 950
+36
MHz
MHz
dBm
See evaluation board schematic.
+35.0
+34.1
+34.0
+33.0
+32.5
50
Temp=25 °C, V =3.5V, V
=2.6V
CC
APC1,2
+35.2
dBm
dBm
dBm
dBm
%
Temp=+25 °C, V =3.2V, V
=2.6V
=2.6V
CC
APC1,2
Temp=+85 °C, V =3.2V, V
CC
APC1,2
+34.0
Temp=25 °C, V =2.7V, V
=2.6V
CC
APC1,2
Temp=+85 °C, V =2.7V, V
=2.6V
CC
APC1,2
Total Efficiency
58
58
12
5
At P
At P
, V =3.2V
CC
OUT,MAX
OUT,MAX
%
, V =3.0V
CC
%
P
=+20dBm
=+10dBm
OUT
%
P
OUT
Input Power for Max Output
Output Noise Power
+4
+6
+8
-72
dBm
dBm
RBW=100kHz, 925MHz to 935MHz,
P
<P
<P
,
OUT,MIN
OUT
OUT,MAX
P
<P <P
, V =3.0V to 5.0V
IN,MAX CC
IN,MIN
IN
-81
dBm
RBW=100kHz, 935MHz to 960MHz,
P
<P
<P
,
OUT,MIN
OUT
OUT,MAX
P
<P <P
, V =3.0V to 5.0V
IN,MAX CC
IN,MIN
IN
Forward Isolation
-45
-40
-30
-38
-43
-55
-50
-40
dBm
dBm
dBc
dBc
dBc
dBc
dBc
V
=0.2V, P =+6dBm
APC1,2 IN
V
=0.2V, P =+10dBm
IN
APC1,2
Second Harmonic
Third Harmonic
-50
-65
-65
-65
-65
P
=P
OUT
OUT
OUT
OUT
OUT
OUT,MAX
OUT,MAX
OUT,MAX
OUT,MAX
OUT,MAX
P
P
P
P
=P
=P
=P
=P
Fourth Harmonic
Fifth Harmonic
Sixth Harmonic
All Non-Harmonic Spurious
-36
-30
dBm
dBm
Ω
<1GHz
>1GHz
Input Impedance
50
Optimum Source Impedance
Input VSWR
40+j10
Ω
For best noise performance
P -5dB<P <P
OUT,MAX
2.5:1
4:1
OUT
OUT,MAX
P
<P
-5dB
OUT
OUT,MAX
Output Load VSWR
10:1
Spurious<-36dBm, V =0.2V to 2.6V,
APC1,2
RBW=100kHz
Output Load Impedance
1.5-j1.7
Ω
Load Impedance presented at RF OUT pad
2-120
Rev A9 011031
RFMD [ RF MICRO DEVICES ]
