RF2915
Evaluation Board Schematic
(Download Bill of Materials from www.rfmd.com.)
J5
REF OSC
VCC R1
10 Ω
C2 C3
0.1µF 0.1µF
R2
10 Ω
VCC
C1 C4
22 pF 22 pF
R30*
0Ω
R15
0Ω
C41
10 nF
X1*
1 OSC IN
PHS R
20
PWRD
VPLL
J1
RX OUT
P2-1 LVL ADJ
P3-3 RX ENABL
C50
22 pF
32 31 30 29 28 27 26 25
P3-2 TX ENABL
1
C6 22 pF
Control
Logic
Gain
Control
VC
R4
C
100 Ω
L3**
C16**
D1**
24
L2**
C81
4.7 µF
10 MHz
C42 10 nF
C18 0.1 µF
C17 22 pF
R14
10 kΩ
C49*
VPLL
C43
10 nF
C47 22 pF
R13
C47
1.2
6.8 nF
kΩ
2 NC
3 OSC OUT
4 VP
5 VCC
6 DO
LMX2315
7 GND
19
N
18
PHS P
17
F OUT
16
BI SW
15
FC
14
C29
4.7 µF
J2
L1** L8/R80**
2
RF
C9** C8** C30**
3
4
C7 22 pF
5
L4**
6
VCC R7
10 Ω
C23
10 nF
C5
4.7 µF
7
R6*
N/C
8
C22 C21**
22 pF
VCC
R9
10 Ω
C26
10 nF
C25
22 pF
* Denotes components that are normally depopulated.
PA
LNA
Linear
RSSI
9 10 11 12 13 14 15 16
23
R5
22
C19
5 pF
1.5 kΩ C20
10 nF
21
U4
20
CDF107B-
C15 10 nF A0
19
J4
MOD IN
C14 10 nF
18
17
F2
SFECV10.7
MS3S-A-TC
C48
0.1 µF
8 LD
PLL LOOP BW ~5 kHz
R60
9 NC
0Ω
10 F IN
L7*
TBD
P6
DB9
5
9
4
8
3
7
2
6
1
C10
10 nF
L5
8.2 µH
R8
3.2 kΩ
C24
11 pF F1
SFECV10.7
MS3S-A-TC
C12 C13
10 nF 10 nF
R3
C27* 51 kΩ
10 nF C28*
120 pF
L6*
2.2 µH
RSSI
C13
10 pF
J3
MIX OUT
P4-1
NC
P5-2
P5-3
P5-4
NC
NC
P5
1
2 Enable (PLL IC)
3 Data (PLL IC)
4 Clock (PLL IC)
5
P3
6
1
GND
P1-1
P1-3
LE
13
DATA
12
NC
11
CLK
R27
12 kΩ
R28
12 kΩ
R29
12 kΩ
R24 R25 R26
27 kΩ 27 kΩ 27 kΩ
P1
1
VCC (RF2915)
2 GND
3
VPLL (LMX2315)
** Component values for the different eval versions:
NC 7
P3-2 2 TX ENABL
P2
Freq
L1
L8/R80
C9
C8
C30
L4
C21
L2/L3
C16
D1
NC 8
P3-3 3 RX ENABL P2-1 1 LVL ADJ
P4
433 MHz
868 MHz
915 MHz
22 nH
8.2 nH
8.2 nH
22 nH
jumper
jumper
8 pF
4 pF
4 pF
15 pF
4 pF
4 pF
8 pF
N/C
N/C
47 nH
12 nH
10 nH
33 pF
9 pF
10 pF
15 nH
4.7 nH
8.2 nH
7 pF
5 pF
1.5 pF
SMV-1235-011 (Alpha)
SMV-1234-011 (Alpha)
SMV-1233-011 (Alpha)
9 GND P3-4 4 NC
NC 10
P3-5 5 NC
2 GND P4-1 1 RSSI
P2-3 3 NC
2 GND
11
Rev A7 001011
11-123