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11-153
RF2919
Rev A12 001113
11
Application Schematic
868MHz
13
16
23
20
8
6
Linear
RSSI
21
4
2
26
25
Phase
Detector &
Charge Pump
29
31
30
10
9
17
18
12
11
24
32
DC
BIAS
1
3
5
22
47 pF
10 nF
6.8 nH
***
6.8 nH
10
Ω
2.2
nF
PD
4.7
µF
10
Ω
47 pF
10
Ω
1.0 pF
6.8
µH
1.8 k
Ω
Filter
15 pF
10 nF
10 nF
10 nF
10 nF
10 nF
MUTE
RSSI
47 pF
24 k
Ω
100 pF
100 pF
13.41015 MHz
1.5 pF
7
0
14
10 nF
8.2 nH
50
Ω µstrip
J1
RF IN
10 nF
12 nH
47 pF
10 nF
22 pF
**
2.2
µH
120 pF
50
Ω µstrip
J2
IF OUT
**
50 k
Ω
15
10 nF
50 k
Ω
**
**
19
10 pF
10 nF
10
Ω
3.0 pF
2.7 k
Ω
28
27
47 pF
10 nF
10
Ω
V
CC
V
CC
3.9 k
Ω
22 nF
V
CC
V
CC
Filter
V
CC
V
CC
*** SMV1233-011
** Components not normally populated.
100 pF
ASK
OUT
Prescaler
Β64