RF2489 Ver la hoja de datos (PDF) - RF Micro Devices
Número de pieza
componentes Descripción
Lista de partido
RF2489 Datasheet PDF : 16 Pages
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Preliminary
RF2489
Evaluation Board Schematic
JCDMA/GPS
IF @ 110 MHz
VCC
BAND SEL
IP SET
IF SEL
VCC
J1
FM IF OUT
50 Ω µstrip
R3
DNI
C2
9 pF
L1
220 nH
C1
15 pF
R2
0Ω
L2
R1
220 nH 10 kΩ
C26
33 nF
C27
33 nF
C28
33 nF
C29
33 nF
32
31
30
29
1
C25
C24
33 nF
DNI
L11
47 nH
C23
33 nF
R10
22 kΩ
R9
5.1 kΩ
28
27
26
25
24
VCC
L10
11 nH
VCC
J2
CDMA IF OUT
/2 SELECT
J3
LO IN
J4
HB LO OUT
J5
LB LO OUT
VCC
ENABLE
C3
15 pF
C4
2
15 pF
3
50 Ω µstrip
L4
L3
220 nH 220 nH
R4
10 kΩ
4
R6
C6
DNI
9 pF
R5
0Ω
/2
C5
15 pF
5
23
L16
1.5 nH
22
21
C17
3 pF
20
50 Ω µstrip
50 Ω µstrip
50 Ω µstrip
R8
68 Ω
L13
2 nH
C30
33 nF
6
7
8
9
19
18
17
10
11
12
13
14
15
16
L7
10 nH
L6
3.9 nH
L12
5.1 nH
C16
33 nF
C15
DNI
L14
6.2 nH
C7
33 nF
C14
33 nF
C8
33 nF
C9
33 nF
C13
33 nF
2489310 Rev. 3
JCDMA/GPS
TX BUFF ENABLE
P1-1
P1
1 /2 SELECT
P1-2 2 IF SEL
P1-3 3 IP SET
P1-4 4 BAND SEL
CON4
P2-1
P2-2
P2-3
P2
1 ENABLE
P3-1
2 TX BUFF ENABLE
C32 +
1 µF
3 MIX GAIN
P2-4 4 LNA GAIN
CON4
P3
1 VCC
2 GND
3 GND
CON3
L5
47 nH
C10
33 nF
C11
33 nF
C12
F1
DNI
5 OUT
IN 2
50 Ω µstrip
J6
MIX H IN
F2
6 GND GND 4
3 GND GND 1
C22
DNI
C21
1.8 pF
L9
47 nH
C20
33 nF
C19
33 nF
50 Ω µstrip
50 Ω µstrip
50 Ω µstrip
50 Ω µstrip
50 Ω µstrip
J11
MIX L IN
J10
LNA L OUT
J9
LNA L IN
J8
LNA H IN
VCC
J7
LNA H OUT
LNA GAIN
MIX GAIN
8
Rev A10 011017
8-45
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