RF2489PCBA-41X View Datasheet(PDF) - RF Micro Devices
Part Name
Description
MFG CO.
'RF2489PCBA-41X' PDF : 30 Pages View PDF
RF2489
Evaluation Board Schematic
IF @ 184 MHz
VCC
BAND SEL
C26
33 nF
C25
C24
33 nF
DNI
IP SET
IF SEL
C27
33 nF
C28
33 nF
L11
47 nH
C23
33 nF
VCC
F2
6 GND GND 4
3 GND GND 1
VCC
J1
FM IF OUT
VCC
J2
CDMA IF OUT
/2 SELECT
J3
LO IN
J4
R10
R9
50 Ω μstrip
R3
DNI
50 Ω μstrip
R6
DNI
50 Ω μstrip
C2
7 pF
C6
7 pF
R8
68 Ω
L1
C1
270 nH 6.8 pF
C29
33 nF
R2
0Ω
L2
R1
120 nH 10 kΩ
32
31
1
C3
6.8 pF
C4
2
6.8 pF
3
L4
L3
270 nH 120 nH
R4
10 kΩ
4
R5
/2
0Ω
C5
6.8 pF
5
C30
33 nF
6
7
8
30
29
20 kΩ
5.1 kΩ
28
27
26
25
24
L10
10 nH
C22
DNI
C21
1.8 pF
S 23
L16
N1.5 nH
22
L9
47 nH
C20
33 nF
IG21
C19
C17
R12
33 nF
33 nF
0Ω
20
S19
L12
7.5 nH
C18
1 pF
E 18
L7
7.5 nH
R11
C31
D 17
0Ω
0.5 pF
HB LO OUT
50 Ω μstrip
L13
9
10
11
12
13
14
15
16
J5
LB LO OUT
VCC
50 Ω μstrip
2 nH
L14
2 nH
ENABLE
TX BUFF ENABLE
C7
33 nF
C8
W 33 nF
EC9
33 nF
N L5
C14
33 nF
C13
33 nF
C12
F1
P1-1
P1-2
P1-3
P1-4
P1
1
2
3
4
CON4
/2 SELECT
R IF SEL
IP SET
NOT FO BANDSEL
P2-1
P2
1 ENABLE
C32 +
1 μF
P3
P3-1
1
VCC
P2-2 2 TX BUFF ENABLE
2 GND
P2-3 3 MIX GAIN
P2-4 4 LNA GAIN
CON4
3 GND
CON3
47 nH
C10
33 nF
C11
33 nF
DNI
5 OUT
50 Ω μstrip
J6
MIX H IN
L6
1 nH
C15
DNI
2489310 Rev. 1
IN 2
L15
15 nH
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
14 of 30
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Rev A21 DS070308
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