XE1283SKC433XE1 Semtech, XE1283SKC433XE1 Datasheet - Page 19

• Manufacturer Part Number: XE1283SKC433XE1
• Description: KIT STARTER FOR XE1283 433MHZ
• Manufacturer: Semtech
• Series: TrueRF™r
• Type: Transceiverr

Specifications of XE1283SKC433XE1

• Contents: Processor Boards, Modules, Batteries, Antennas, Serial Cable and Software CD
• For Use With/related Products: XE1283 (433MHz)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

5.1.1.2
The schematic of the recommended matching network at the output of the transmitter is given below.
The typical component values of this matching circuit are given below.
© Semtech 2005
Transmitter matching network
Name
CT1
CT2
CT3
CT4
CT5
LT1
LT2
LT3
LT3
Typical Value
for 434MHz
Figure 10: XE1283 Transmitter matching network
6.8 pF
6.8 pF
4.7 pF
33 nH
22 nH
22 nH
22 pF
1 pF
CT3
Typical Value
for 868 MHz
LT2
0.56 pF
CT2
8.2 nH
1.5 pF
3.3 pF
2.2 pF
39 nH
10 nH
15 pF
19
VDD
Typical Value
for 915 MHz
8.2 nH
1.8 pF
3.3 pF
2.2 pF
47 nH
10 nH
33 pF
NC
XE1283
Tolerance
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
± 5%
XE1283
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