RF2489PCBA-41X View Datasheet(PDF) - RF Micro Devices
Part Name
Description
MFG CO.
'RF2489PCBA-41X' PDF : 30 Pages View PDF
RF2489
Evaluation Board Schematic
JCDMA/GPS
IF @ 110 MHz
VCC
BAND SEL
C26
33 nF
C25
C24
33 nF
DNI
C27
IP SET
IF SEL
VCC
J1
FM IF OUT
VCC
J2
CDMA IF OUT
/2 SELECT
J3
LO IN
50 Ω μstrip
R3
DNI
C2
9 pF
50 Ω μstrip
R6
DNI
C6
9 pF
50 Ω μstrip
33 nF
L11
47 nH
C23
33 nF
F2
C28
6 GND GND 4
3 GND GND 1
33 nF
L1
220 nH
C1
15 pF
C29
33 nF
R2
0Ω
L2
R1
220 nH 10 kΩ
32
31
1
C3
15 pF
C4
2
15 pF
3
L4
L3
220 nH 220 nH
R4
10 kΩ
4
R5
/2
0Ω
C5
15 pF
5
C30
33 nF
6
7
30
29
R10
22 kΩ
R9
5.1 kΩ
S 28
27
26
25
24
VCC
L10
11 nH
C22
DNI
C21
1.8 pF
N 23
L16
1.5 nH
IG22
21
C17
S 3pF
20
L9
47 nH
C20
33 nF
C19
33 nF
L12
E 19
5.1 nH
L7
10 nH
D 18
R8
L6
J4
HB LO OUT
J5
LB LO OUT
VCC
50 Ω μstrip
50 Ω μstrip
68 Ω
L13
2 nH
L14
6.2 nH
ENABLE
8
9
C7
W 33 nF
10
11
12
13
C8
E33 nF
C9
N 33nF
17
14
15
16
C14
33 nF
3.9 nH
C15
DNI
C13
33 nF
2489310 Rev. 3
JCDMA/GPS
TX BUFF ENABLE
R P1-1
P1
1 /2 SELECT
O P1-2 2 IF SEL
P1-3 3 IP SET
F P1-4 4 BAND SEL
NOT 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
C16
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
Rev A21 DS070308
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
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