RF2513
Evaluation Board Schematic
H (915MHz) and M (868MHz) Boards
(Download Bill of Materials from www.rfmd.com.)
P1
1
P2
1
P3
1
P4
1
P3-1
AUDIO
AUDIO
P1-1
P1-3
LVL ADJ
GND
P2-1
P2-3
PRESC OUT
GND
P4-1
P4-3
DIV 64
GND
2
3
4
5
GND
2
3
2
3
2
3
R5*
0 Ω
R3*
0 Ω
C20
3-10 pF
P3-3
P3-5
OSCSLT
GND
R4*
0 Ω
PLL ON
TX EN
MOD CTL
VCC
D2*
D1*
X2*
X1
C3
100 pF
OSC SEL
1
2
24
C1
100 pF
C2*
100 pF
Ref
Select
23
22
21
20
19
18
17
16
15
14
13
C17
C16
3
PLL ON
VCC
4
R1
C4
C5
L2
10 nF
22 pF
Phase
Detector/
Charge Pump
5
L3
6.8 nH
LVL ADJ
6
C18
100 nF
Gain
Control
7
L4
56 nH
C12
10 nF
C13
22 pF
C14
4.7 µF
L1
8.2 nH
50 Ω µstrip
J1
8
RF OUT
C8
C6
C7
50 Ω µstrip
J2
MOD IN
100 pF
4 pF
4 pF
9
VCC
DIV 64
10
11
12
Prescaler
C9
C10
10 nF
22 pF
MOD CTL
TX EN
2513401A, 402A
PRESC OUT
C11
0.1 µF
R2*
* Denotes optional. These parts are not normally populated.
Board
X1 (MHz) X2 (MHz) R1 (kΩ)
L2 (nH)
8.2
C16 (nF) C17 (nF)
M (868MHz)
H (915MHz)
13.57734 13.41015
7.15909 7.07549
2.2
5.1
47 nF
22 nF
4.7
2.2
6.8
11
11-32
Rev B8 010509
RFMD [ RF MICRO DEVICES ]
