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Preliminary
11-119
RF2968
Rev A13 010912
11
Parameter
Specification
Unit
Condition
Min.
Typ.
Max.
Overall Receive Section
Cascaded Voltage Gain
18
64
dB
Cascaded Noise Figure
8
dB
Cascaded Input IP3
-14
dBm
RX Sensitivity
-85
dBm
IF BW= 1MHz, BER= 10-3
Image Rejection
30
dB
RX Input Impedance
25
50
100
Ω
2:1 VSWR max.
Interference Performance
BER <10-3 (C=Desired Signal/I=Interferer)
Co-Channel Interference,
C/ICO-Channel
14
dB
C= -60dBm
Adjacent (1MHz) Interference,
C/I1MHz
+4
dB
C= -60dBm
Adjacent (2MHz) Interference,
C/I2MHz
-30
dB
C= -60dBm
Adjacent (>3MHz) Interfer-
ence, C/I>3MHz
-40
dB
C= -67dBm
Image Frequency Interfer-
ence, C/Iimage
-9
dB
C= -67dBm
Adjacent (1MHz) Interference
to In-Band Image,
C/Iimage+1MHz
-20
dB
C= -67dBm
Out-of-Band Blocking
BER <10-3, C=-67dBm, tested per evalua-
tion board schematic
Interfering Signal Frequency
30MHz to 2000MHz
-10
dBm
2000MHz to 2400MHz
-27
dBm
2500MHz to 3000MHz
-27
dBm
3000MHz to 12.75GHz
-10
dBm
Intermodulation Characteristic
BER <10-3 (BT=Bluetooth Modulated Signal)
f1, f2
-39
dBm
f0=-64dBm BT signal
f1=sine
f2=BT signal
|f2- f1| = 3MHz, 4MHz or 5MHz
f0=2f1-f2
Maximum Usable Level
-20
dBm
BER <10-3
Spurious Emissions
Measurement BW= 100kHz
30MHz to 1GHz
-57
dBm
1GHz to 12.75GHz
-47
dBm
RSSI Operating Range
-80
-20
dBm
Power level at RX IN pin
RSSI Resolution
1
dB
RSSI Absolute Accuracy
-4
4
dB
-60dBm input power
Front End
Voltage Gain
25.5
27.5
29.5
dB
Power Gain
20
dB
Noise Figure
6
8.5
dB
IIP3
-14
dBm
IF Section
IF Frequency
1
MHz
Voltage Gain
-9.5
37
dB
Followed by 1 bit A/D
Noise Figure
25
dB
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