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MRFIC1804 Datasheet(PDF) 2 Page - Motorola, Inc

Part No. MRFIC1804
Description  1.8 GHz LOW NOISE AMPLIFIER AND DOWNMIXER GaAs MONOLITHIC INTEGRATED CIRCUIT
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Maker  MOTOROLA [Motorola, Inc]
Homepage  http://www.freescale.com
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 2 page
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MRFIC1804
2
MOTOROLA RF DEVICE DATA
MAXIMUM RATINGS (TA = 25°C unless otherwise noted)
Rating
Symbol
Limit
Unit
Supply Voltage
VDD
5
Vdc
LNA Input Power (Standby Mode)
LNAin
10
dBm
LO Input Power
PLO
0
dBm
Receive Enable Voltage
RX EN
5
Vdc
Storage Temperature Range
Tstg
– 65 to +150
°C
Operating Ambient Temperature
TA
– 30 to + 85
°C
RECOMMENDED OPERATING RANGES
Parameter
Symbol
Value
Unit
RF Input Frequency
fRF
1.8 to 1.925
GHz
Mixer LO Frequency
fLO
1.5 to 1.9
GHz
IF Output Frequency
fIF
70 to 325
MHz
Supply Voltage
VDD
2.7 to 3.3
Vdc
Receive Enable Voltage
RX EN
2.7 to 3.3
Vdc
ELECTRICAL CHARACTERISTICS (VDD = 3 V, TA = 25°C, LO = 1790 MHz @ – 5 dBm, RF = 1.9 GHz , RX EN = 3 V)
Characteristic
Min
Typ
Max
Unit
LNA Gain
14
dB
LNA Noise Figure
2.3
dB
LNA Input 3rd Order Intercept
–11
dBm
Mixer Conversion Gain (into 50
Ω)
4
dB
Mixer Noise Figure
13
dB
Mixer Input 3rd Order Intercept
0.9
dBm
Downconverter Gain (Less Image Filter Loss)
16
dB
Supply Current, RX Mode (RX EN = 3 V, LOoff)
7
10
mA
Standby Mode Current (RX EN = 0 V, LO off)
0.5
mA
1
2
34
56
78
15
14
13
12
11
10
9
Figure 1. Applications Circuit Configuration (for 110 MHz and 240 MHz IF)
VDD
RX EN
LNA OUT
MIXER IN
C4
VDD
C3
VDD
L4
L1
C1
C5
LNA IN
L3
C2
L2
LO IN
IF OUT
C1
12 pF (110 MHz) or 7.5 pF (240 MHz)
C2
0.8 pF
C3, C4
100 pF
C5
1000 pF
L1
82 nH (110 MHz) or 15 nH (240 MHz)
L2
8.2 nH
L3, L4
3.0 nH (Microstrip)
16




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