11-264
RF2958
Rev A0 050209
Absolute Maximum Ratings
Parameter
Rating
Unit
Supply Voltage
-0.5 to +3.6
VDC
Control Voltages
-0.5 to +3.6
VDC
Input RF Level
+12
dBm
Operating Ambient Temperature
-40 to +85
°C
Storage Temperature
-40 to +150
°C
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
Receiver LNA/RF
VCC=3.0V, T=+25°C, MCLK=44MHz,
unless otherwise specified
RF Frequency Range
2400
2500
MHz
IF Frequency Range
363
385
MHz
374MHz ±11MHz
Voltage Gain - High
32
(20dB
power)
35
(23dB
power)
38
(26dB
power)
dB
LNA/mixer voltage gain (Note: into output
impedance). LNA/mixer/SAW filter voltage
gain. LNA GS=1
Voltage Gain - Low
-1
(-13dB
power)
+2
(-10dB
power)
+5
(-7dB
power)
dB
LNA/mixer voltage gain. LNA GS=0
Noise Figure - High Gain
4
dBm
Noise Figure - Low Gain
32
dBm
Input IP3 - High Gain
-23
dBm
Input IP3 - Low Gain
+8
dBm
Input P1dB - High Gain
-30
dBm
Input P1dB - Low Gain
-2
dBm
Input Return Loss
10
dB
Z0=50Ω
Output Impedance
750
Ω
Image Rejection
30
dB
Receiver
IF VGA/Baseband
IF Frequency Range
374
MHz
IF Input Impedance
750
Ω
Voltage Gain - High
70
dB
VGC=1.25V (measured to single-ended out-
put)
Voltage Gain - Low
4
dB
VGC=1.95V (measured to single-ended out-
put)
Gain Accuracy
±3
dB
For a given RX VGC voltage, the measured
gain should lie within ±3dB of ideal
Gain Response Time
300
ns
Measured with a DC step from 1.3V to 1.8V
to 90% final value (within 1dB)
Gain Flatness
-0.25
+0.25
dB
374MHz ±11MHz, relative to gain at
374MHz
Input Referred Noise
11
uVRMS
Measured into the IF VGA pin.
Input V1dB
500
mVP-P
1dB compression of IF strip.
Output Distortion
1.0
%
Measured at input to RF3002 single-ended.
Output Voltage
0.75
VP-P
Single-ended.
Output V1dB
1.25
VP-P
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).
Refer to “Handling of PSOP and PSSOP Products” on page 16-15 for
special handling information.
Refer to “Soldering Specifications” on page 16-13 for special solder-
ing information.
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