RF2948B RF Micro Devices, RF2948B Datasheet - Page 2

• Manufacturer Part Number: RF2948B
• Description: 2.4GHz SPREAD-SPECTRUM TRANSCEIVER
• Manufacturer: RF Micro Devices

11-240
Absolute Maximum Ratings
Supply Voltage
Control Voltages
Input RF Level
LO Input Levels
Operating Ambient Temperature
Storage Temperature
MSL JEDEC level 3 at 240
Overall Receiver
RX Frequency Range
Cascaded Voltage Gain
Cascaded Noise Figure
Cascaded Input IP3
Cascaded Input IP3
IF LO Leakage
Quadrature Phase Variation
Quadrature Amplitude Variation
Output P1dB
Distortion
IF AMP and Quad Demod
Gain
Noise Figure
IF Input Impedance
RX Baseband Amplifiers
THD
Output Voltage
DC Output Voltage
RX Baseband Filters
Baseband Filter 3dB Bandwidth
Passband Ripple
Baseband Filter 3dB
Group Delay
Group Delay
Baseband Filter
Output Impedance
RF2948B
Frequency Accuracy
Ultimate Rejection
Parameter
Parameter
o
C
VREF1-15
Min.
5.5
1.2
45
65
65
0
1
-0.5 to +3.6
-0.5 to +3.6
-40 to +150
-40 to +85
Rating
Specification
+12
+5
515-j994
VREF1
Typ.
374
115
700
±10
400
>80
-68
4.5
5.5
50
10
70
15
20
0
0
2
VREF1+15
Max.
Unit
dBm
dBm
35.0
V
V
500
±30
7.5
0.1
°C
76
±3
+1
35
°C
3
2
DC
DC
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).
Unit
mV
dBµV
dBµV
MHz
dBm
MHz
V
mV
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.
dB
dB
dB
dB
dB
dB
dB
dB
ns
ns
%
%
%
Ω
Ω
°
PP
PP
Varies with gain.
T=25 °C, V
R
RX V
RX V
V
V
f=374MHz, LO Power=-10dBm
With expected LO amplitude and harmonic
content.
1.4<RX V
At 0.70V
V
V
Single Sideband, max gain.
Single-ended. 374MHz
At 0.707V
R
5th order Bessel LPF.
Set by BW CTRL (RBW)
At 35MHz, increasing as bandwidth
decreases.
At 2MHz.
Designed to drive>5kΩ, <15pF load.
Caution! ESD sensitive device.
GC
GC
GC
GC
BW
L
>5kΩ, C
>2.0V
=1.95V=min gain
=1.25V max gain
=10kΩ
<1.2V
GC
GC
=1.2V
=2.0V
PP
GC
P-P
CC
L
output level.
<15pF
<1.8V
=3.0V, Freq=374MHz,
output level
Condition
Rev A6 040930