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RF2494 Datasheet(PDF) 6 Page - RF Micro Devices

Part # RF2494
Description  HIGH FREQUENCY LNA/MIXER
PDF  14 Pages
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Manufacturer  RFMD [RF Micro Devices]
Direct Link  http://www.rfmd.com
Logo RFMD - RF Micro Devices

RF2494 Datasheet(HTML) 6 Page - RF Micro Devices

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Preliminary
8-58
RF2494
Rev A0 010730
8
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
1
2
3
4
5
6
7
8
9
10
12
13
14
15
16
11
Bias
Circuits
LNA
RF AMP
PD
C19
22 pF
C4
10 nF
VCC1, VCC2
L2
120 nH
R1
2.2 k
Ω
C11
0.5 pF
C12
0.5 pF
L1
100 nH
C6
10 nF
C15
22 pF
50
Ωµstrip
J3
IF OUT
L3
8.2 nH
C16
1pF
50
Ωµstrip
C18
10 nF
50
Ωµstrip
J5
LO IN
RX EN
VCC3
C21
22 pF
C7
10 nF
C17
10 nF
L5
1.8 nH
C2
0.5 pF
50
Ωµstrip
R3
0
Ω
R5*
0
Ω
50
Ωµstrip
J4
MIX IN
IN
GND
OUT
FL1
R2
0
Ω
R4*
0
Ω
50
Ωµstrip
J2
LNA OUT
50
Ωµstrip
C10
1.5 pF
C5
10 nF
R6
10
Ω
VCC4
GS
C9
10 nF
C8
2pF
L6
4.7 nH
50
Ωµstrip
J1
LNA IN
2494400-
P1
1
2
3
CON3
GND
P1-3
PD
VCC1, VCC2
P1-1
C3
10 nF
P2
1
2
3
CON3
GND
P2-1
GS
P2-3
C20
10 nF
VCC4
P3
1
2
3
CON3
GND
P3-1
VCC3
P3-3
RX EN
* For cascaded configuration,
jumpers R2 and R3 need to be
installed with R4 and R5 taken out.



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