RF6509 Datasheet, PDF (8/12 Pages) RF Micro Devices – 2.7V TO 3.6V MODULE FOR INTEGRATION WITH 900MHz SMART ENERGY AMI

RF6509
Evaluation Board Schematic
RX Filter LN AVref LN AVsel LN AVcc
V3S1
J1
ANT
RX Filter
1
32 31 30 29 28 27 26
50  strip
2
Input
O u tp u t
25
V2S2
3
24
V1S2
4
10
5
50  strip
6
23
V1S1
22
V2S1
21
7
20
V3S2
8
N/C 9
O u tp u t
Input
19 N/C
18 N/C
10 11 12 13 14 15 16 17
C4
0.1 uF
J2
RX out/TX in
50  strip
C6
10 uF
PAVcc1
C1
10 uF
C2
68 pF
C3
0.1 uF
C5
0.1 uF
PAVcc2
P A b ia s
PAVreg
Note: 1. If extra isolation is needed between Tx and Rx path, the filter can be used otherwise for <50dB isolation, 50 micro-
strip shoud be okay.
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DS121128