RF2053
Disabling Calibration
The VCO coarse tune calibration should be disabled as it is not used on the RF5203. The loop filter calibration, also unused, is
disabled by default.
Set calibration
2
mode
P2_CT_EN
Set to 00
Disable coarse tune calibration. Not required for the
RF2053.
The loop filter (Kv) calibration is also not required for
the RF2053. The default setting is for the loop filter
calibration to be disabled so no programming is
required for this step.
Disable loop
filter calibration
Default
Operating mode set
3
One register needs to be written taking 1.3us at maximum clock speed. Since it is necessary to program this register when set-
ting the operating frequency (see next section) this operation usually carries no overhead.
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DS140110
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RFMD [ RF MICRO DEVICES ]
