MRFIC1818 データシートの表示（PDF） - Motorola => Freescale
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MRFIC1818 Datasheet PDF : 8 Pages
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RECOMMENDED OPERATING RANGES
Parameter
Supply Voltage
Gate Voltage
RF Frequency Range
RF Input Power
Symbol
VD1, 2, 3
VSS
fRF
PRF
Value
2.7 to 6
–3.5 to –4.5
1700 to 1900
0 to 6
Unit
Vdc
Vdc
MHz
dBm
ELECTRICAL CHARACTERISTICS (VD1, 2, 3 = 4.8 V, VSS = –4 V, Pin = 3 dBm, Peak Measurement at 12.5% Duty Cycle, 4.6 ms
Period, TA = 25°C unless otherwise noted. Measured in Reference Circuit Shown in Figure 1.)
Characteristic
Min
Typ
Max
Unit
Frequency Range
1710
—
1785
MHz
Output Power
33
34.5
—
dBm
Power Added Efficiency
35
42
—
%
Output Power (Tuned for PCS Band, 1850 to 1910 MHz)
—
34.5
—
dBm
Power Added Efficiency (Tuned for PCS Band, 1850 to 1910 MHz)
—
42
—
%
Input VSWR
—
2:1
—
VSWR
Harmonic Output (2nd and 3rd)
—
–35
–30
dBc
Output Power at Low voltage (VD1, VD2, VD3= 4.0 V)
Output Power, Isolation (VD1, VD2, VD3 = 0 V)
Noise Power (In 100 kHz, 1805 to 1880 MHz)
32
33
—
dBm
—
–40
–35
dBm
—
– 85
–80
dBm
Stability – Spurious Output (Pin = 5 dBm, Pout = 0 to 33 dBm, Load
—
VSWR = 6:1 at any Phase Angle, Source VSWR = 3:1, at any Phase Angle) (1)
—
–60
dBc
Load Mismatch stress (Pout = 33 dBm, Load VSWR = 10:1 at
any Phase Angle) (1)
No Degradation in Output Power after Returning to
Standard Conditions
3 dB VDD Bandwidth
Negative Supply Current
—
2
—
MHz
—
0.7
2
mA
(1) Adjust VD1, 2, 3 (0 to 4.8 V) for specified Pout; Duty Cycle = 12.5%, Period = 4.6 ms.
VD1 VD2
VD3 VSS
C9 C8
RF IN
C7 C6
L2
T4
9
10
T3
11
12
NC 13
T2
14
15
NC 16
R1
8
L1
7
C10 C2
C3
6
5
T1
C4
4
3
C5
2 NC
1
R2
C1
RF OUT
C1
C2, C6, C8
C3, C7, C9
C4
C10
6.8 nF
22 pF, NPO/COG
47 nF
27 pF, NPO/COG
0.5 pF
C5
3.9 pF, NPO/COG
L1
18 nH, Coilcraft
L2
1.8 nH, Toko 2012
R1, R2 = 2.7 KΩ
NOTE: For PCS/DCS1900 applications, the following components are used.
C5 = 2.7 pF, 0603 NPO/COG
L2 = 1.5 nH, Toko 2012
T3 = 1 mm 50 Ω Microstrip Line
T1
1.4 mm 25 Ω Microstrip Line
T2
5 mm 50 Ω Microstrip Line
T3
4 mm 50 Ω Microstrip Line
T4
0.5 mm 50 Ω Microstrip Line
Board Material: Glass/Epoxy, εr = 4.45,
Thickness = 0.5 mm
Figure 1. Reference Circuit Configuration
MRFIC1818
2
MOTOROLA RF DEVICE DATA
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