Si4012-C1001GT Silicon Laboratories Inc, Si4012-C1001GT Datasheet - Page 41

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Si4012-C1001GT

Manufacturer Part Number
Si4012-C1001GT
Description
RF Transmitter 27-960 MHz RF transmitter
Manufacturer
Silicon Laboratories Inc
Type
Transmitterr
Datasheet

Specifications of Si4012-C1001GT

Operating Frequency
27 MHz to 960 MHz
Lead Free Status / Rohs Status
Supplier Unconfirmed
5.2.11. PROPERTY: PA_CONFIG
Format:
Note: fAlphaSteps specifies the number of steps advancing from the minimum supported value –0.075 with 0.0006 per step.
fBetaSteps specifies the number of steps advancing from the minimum supported value –0.254 with 0.002 per
step. The maximum fBeta is +0.254. fBeta is computed using the formula below:
Purpose:
Property:
Fields:
The maximum fAlpha is +0.075. fAlpha is computed using the formula below:
PA_CONFIG
PROP_DATA1
PROP_DATA2
PROP_DATA3
PROP_DATA4
PROP_DATA5
PROP_DATA6
Property
PROP_ID
PA max current driver, PA level, PA cap, alpha steps and beta steps.
0x60
PaMaxDrv
PaLevel[6:0] – PA level calculated from Spreadsheet. Default 70.
PaCap[8:0]
fAlphaSteps[7:0] – PA Alpha steps, default 125
fBetaSteps[7:0] – PA Beta steps, default 127
7
– Allows for maximum current drive, calculated from Spreadsheet. Default 1.
– PA cap. Default 128.
6
f
ALPHASTEPS
f
BETASTEPS
5
Rev 0.2
=
=
4
------------------------------------------ -
-------------------------------------- -
Alpha
Beta
fAlphaSteps[7:0]
fBetaSteps[7:0]
0.0006
0.002
PaCap[7:0]
+
+
3
0x60
0.254
0.075
PaLevel[6:0]
2
1
PaMaxDrv
PaCap[8]
0
Si4012
41

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