XE1202I027 Просмотр технического описания (PDF) - Unspecified

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производитель

XE1202I027

433MHz / 868MHz / 915MHz Low-power, integrated UHF transceiver

Unspecified 

Data Sheet

XE1202

The components of the network have to satisfy the following conditions:

Name

Min. value Typ. value

CR1

CR2

LR1

LR2 (optional)

0.8 pF

0.8 pF

8 nH

Min. Q-factor @ selected

frequency range

200

200

30

Tolerance

±2%

±2%

±5%

6.3 VCO tank

The tank of the VCO will be implemented with one inductor in parallel with one capacitor. The characteristics of

these two components must be as follows:

Name

CV1

LV1

Min. value

0.8 pF

8 nH

Typ. value

Min. Q-factor @ selected

frequency range

200

30

Tolerance

±2%

±5%

6.4 Loop filter of the frequency synthesizer

The loop filter of the frequency synthesizer is shown below.

LFB

RL1

CL2

EXAGEL1E2A0S2IC

CL1

VSS

The components of the filter have to satisfy the following conditions:

Name

CL1

CL2

RL1

Min. value

0.8 pF

0.8 pF

1 kΩ

Typ. value

Min. Q-factor @ selected

frequency range

200

200

-

Tolerance

±2%

±2%

±2%

24

D0211-105

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