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Número de pieza
componentes Descripción
HFA3624 Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Fabricante
HFA3624
2.4GHz Up/Down Converter
Intersil
HFA3624 Datasheet PDF : 19 Pages
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Typical Application Circuits
(Continued)
HFA3624
-3dB/50
Ω
BPF
2450MHz
LFJ30-03B2442B084
muRata
C14
RF INPUT
2450MHz
50
Ω
RF OUTPUT
2450MHz
50
Ω
C15
V
CC
= 2.7V
C31
C12
RXA_V
CC2
1
GND
2
RXA_OUT
3
C13
GND
4
RXA_V
CC1
5
GND
C41
6
RXA_IN
7
TXA_OUT
8
C40
GND
9
TXA_V
CC2
C11
10
GND
11
TXA_IN
12
GND
13
TXA_V
CC1
14
C10
C32
RX BIAS
RXM
RXA
HFA3624
LOB
TXA
TXM
TX BIAS
RECEIVE
ENABLE
RX_PE
28
27
RX_V
CC
RXM_RF
26
GND
25
C25
RXM_IF+
24
22
RXM_IF-
22
23
LO_BYC27
C27
22
LO_IN
21
TXM_IF-
C28
20
TXM_IF+
19
GND
18
TXM_RF
C23
17
16
TX_V
CC
TX_PE
C19
15
C21
R50
C26
C37
IF OUTPUT
280MHz
XFMR 250
Ω
500
Ω
:250
Ω
C4
(2:1)
R35
250
Ω
LO INPUT
2170MHz
50
Ω
IF INPUT
280MHz
250
Ω
-3dB/50
Ω
BPF
2450MHz
LFJ30-03B2442B084
muRata
TRANSMIT
ENABLE
FIGURE 4. DIFFERENTIAL TO SINGLE ENDED IF OUTPUT TRANSLATION USING TRANSFORMER INTO 250
Ω
2-35
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