XE1205SKC868XE1 Semtech, XE1205SKC868XE1 Datasheet - Page 45

• Manufacturer Part Number: XE1205SKC868XE1
• Description: KIT STARTER FOR XE1205 868MHZ
• Manufacturer: Semtech
• Series: TrueRF™r
• Type: Transceiver, ISMr

Specifications of XE1205SKC868XE1

• Frequency: 868MHz
• For Use With/related Products: XE1205 (868MHz)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

The loop filter of the frequency synthesizer is shown in Figure 29 below.
Typical recommended component values for the frequency synthesizer loop filter are provided in Table 33 below:
For 304.7 kbit/s operation, refer to section 6.
© Semtech 2008
8.4
LOOP FILTER OF THE FREQUENCY SYNTHESIZER
Name
CL1
CL2
RL1
Table 33: Typical frequency synthesizer component values
434 MHz
Figure 29: Frequency synthesizer loop filter
22 nF
560Ω
1 nF
CL1
RL1
869 MHz
12 nF
560Ω
1 nF
VSS
45
CL2
915 MHz
10 nF
680Ω
1 nF
LFB
XE1205
Tolerance
± 5%
± 5%
± 5%
XE1205
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