RF2469PCBA Ver la hoja de datos (PDF) - RF Micro Devices
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RF2469PCBA Datasheet PDF : 18 Pages
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RF2469
Preliminary
Evaluation Board Schematic
(RF=2140MHz, IF=190MHz)
(Download Bill of Materials from www.rfmd.com.)
J5
LNA1 IN
50 Ω µstrip
C27
0.5 pF
VCC1 VCC1
P1-1
P1
1 ENABLE
P2-1
P2
1 VCC2
C26
330 pF
P1-2
P1-3
2 LNA1 BYP
3 LNA2 BYP
P2-3
2 GND
3 VCC1
VCC1
C1
10 nF
C2
10 pF
50 Ω µstrip
C25
R5
DNI
1000
Ω
C24
C23
DNI
DNI
CON3
CON3
ENABLE
J1
LNA1 OUT
50 Ω µstrip
L1
27 nH
C3
10 pF
50 Ω µstrip
20 19 18 17 16
1
15
2
Logic
14
Control
LNA1 BYP
LNA2 BYP
3
13
VCC1
VCC1
R1
1.1
C4
C5
4
kΩ
10 nF
10 pF
C21
C20
12
DNI
DNI
5
11
C22
VCC1
R2
2.4
C6
C7
6 7 8 9 10
50 Ω µstrip 3.0 pF
50 Ω µstrip
J4
LO IN
kΩ
10 nF
10 pF
50 Ω µstrip
2469400-
C8
8
J2
MIX IN
50 Ω µstrip
10 nF
C9
50 Ω µstrip
1.0 pF
50 Ω µstrip
R3
C15
500 Ω
C19
0Ω
50 Ω µstrip
3 pF
50 Ω µstrip
7 pF
50 Ω µstrip
J3
R4
IF OUT
C14
4.7
C18
L5
5 pF
kΩ
5 pF
120 nH
50 Ω µstrip 50 Ω µstrip
VCC1
Typical Board Losses:
LNA1_OUT = 0.22 dB @ 2140 MHz
LNA1_IN = 0.23 dB @2140 MHz
MIX_IN = 0.21 dB @ 2140 MHz
IF_OUT = 0.03 dB @ 190 MHz
L2
15 nH
L3
10 nH
C10
C11
DNI
DNI
C12
C13
5 pF
DNI
L4
100 nH
C17
10 pF
C16
10 nF
VCC2
8-42
Rev A5 010717
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