Single-Chip Low Power RF Transceiver for Narrowband Systems ...
Single-Chip Low Power RF Transceiver for Narrowband Systems ...
Single-Chip Low Power RF Transceiver for Narrowband Systems ...
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29. General In<strong>for</strong>mation<br />
CC1021<br />
Document Revision History<br />
Revision Date Description/Changes<br />
1.0 February 2004 First edition<br />
1.1 December 2004 The various sections have been reorganized to improve readability<br />
Added chapter numbering<br />
Reorganized electrical specification section<br />
Electrical specifications updated<br />
Changes to sensitivity figures<br />
Changes to TX spurious emission and harmonics figures<br />
Changes to current consumption figures in RX and TX mode and crystal<br />
oscillator, bias and synthesizer mode<br />
Changes to noise figure<br />
Added figures on modulation bandwidth<br />
Updates to section on input / output matching<br />
Updates to section on VCO and PLL self-calibration<br />
Updates to section on VCO, charge pump and PLL loop filter<br />
Updates to section on receiver channel filter bandwidth<br />
Updates to section on RSSI<br />
Updates to section on image rejection calibration<br />
Updates to section on preamble length and sync word<br />
Description of OOK modulation and demodulation merged into one section<br />
New bill of materials <strong>for</strong> operation at 433 MHz and 868/915 MHz<br />
Added recommended PCB footprint <strong>for</strong> package (QFN 32)<br />
Added in<strong>for</strong>mation that there should be no via at “pin #1 corner” (section 27.2)<br />
Added list of abbreviations<br />
Changes to ordering in<strong>for</strong>mation<br />
1.2 October 2005 RSSI dynamic range changed from 63 dB to 55 dB<br />
Recommended CAL_ITERATE changed from 5 to 4<br />
PLL timeout in “Automatic power-up sequencing flow chart” changed from<br />
1024 filter clocks to 127 filter clocks<br />
Calibration routine flow chart changed in accordance to CC1021 Errata Note<br />
002<br />
Added chapter on TX data latency<br />
1.3 January 2006 Updates to Ordering In<strong>for</strong>mation and Address In<strong>for</strong>mation<br />
SWRS045A July 2008 Updated Plastic Tube specification, Carrier Tape and Reel specification to<br />
reflect new MOQ quantities.<br />
SWRS045B February 2009 Package Description changed to reflect CC1021RUZ in compliance with<br />
PCN20081216001.<br />
Package Marking changed in compliance with PCN20081216001.<br />
Package Thermal Properties removed to align with general TI datasheets<br />
Plastic Tube Specification: added device CC1021RUZ and changed tube<br />
width to reflect CC1021RUZ in compliance with PCN20081216001.<br />
Carrier Tape and Reel Specification: added device CC1021RUZR<br />
Ordering In<strong>for</strong>mation: changed device orderable names to CC1021RUZ and<br />
CC1021RUZR in compliance with PCN20081216001.<br />
Added important in<strong>for</strong>mation and disclaimer<br />
Product Status Definition: removed<br />
Carrier Tape and Reel Specification is removed, since this was duplicate<br />
in<strong>for</strong>mation to Tape And Reel In<strong>for</strong>mation<br />
SWRS045B Page 89 of 89