BALUN
RF_CE_RX
RF_CS_TX
RF_DIO
RF_DCLK
RF_PEN
RF_SCLK
RF_SI
RF_SO
+1.8V
+1.8V
+1.8V
+1.8V
3.3V
+1.8V
+1.8V
+1.8V
+1.8V
3.3V
RF_CE_RX
RF_CE_TX
RF_DIO
RF_DCLK
RF_SCLK
RF_PEN
RF_SI
RF_SO
CLK_16M
Open Patch for 50ohm
1.7*1.9MM
C40
0.1uF
C40
0.1uF
C32
68pF
C32
68pF
VCO_GUARD
1
AVDD_VCO
2
AVDD_PRE
3
AVDD_RF1
4
GND
5
RF_P
6
TXRX_SWITCH
7
RF_N
8
GND
9
AVDD_SW
10
NC
11
NC
12
NC
13
AVDD_RF2
14
AVDD_IF2
15
AVDD_ADC
16
DVDD_ADC
17
BT/GR
20
DGND_GUARD
18
DGUARD
19
GIO1
21
DGND
22
DSUB_PADS
23
DSUB_CORE
24
NC
36
GIO6
35
SO
34
SI
33
SCLK
32
CSn
31
DCLK/FIFO
30
DIO/PKT
29
TX
28
RX
27
DVDD1.8
26
DVDD3.3
25
AVDD_CHP
48
ATEST1
47
ATEST2
46
R_BIAS
45
AVDD_XOSC
44
XOSC16_Q1
43
XOSC16_Q2
42
AVDD_XOSC
41
NC
40
NC
39
NC
38
NC
37
U3
CC2400
U3
CC2400
R14
43k
R14
43k
C34
0E
C34
0E
1
2
L1
0E
L1
0E
C26
5.6pF
C26
5.6pF
C2
NC
C2
NC
C1
NC
C1
NC
C31
2.2uF
C31
2.2uF
C30
0.1uF
C30
0.1uF
C28
0.1uF
C28
0.1uF
1
1
T1
145106
T1
145106
1
4
3
2
TP7
TP-ANT
TP7
TP-ANT
C27
0.1uF
C27
0.1uF
1
2 L3
22nH
L3
22nH
R16
NC
R16
NC
1
2
L4
4.7nH
L4
4.7nH
C29
68pF
C29
68pF
C33
68pF
C33
68pF
R24
43k
R24
43k
R13
2.2E
R13
2.2E
8-1
8-1
C001SWF_RX--Transmit Board -- Circuit Diagram