CC2420 | Texas Instruments 3138 155 232931 guide

					CC2420

Parameter	Min.	Typ.	Max.	Unit	Condition / Note
Current Consumption,
transmit mode:
P = -25 dBm		8.5		mA	The output power is delivered
P = -15 dBm		9.9		mA	differentially to a 50 Ω singled
P = -10 dBm		11		mA	ended load through a balun, see
P = −5 dBm		14		mA	also page 54.
P = 0 dBm		17.4		mA

SWRS041B

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Texas Instruments 3138 155 232931 manual CC2420

Contents

Product Description Key FeaturesApplications Table of contents RF Data Buffering Ordering Information General Information Abbreviations ITU-T References Features Parameter Min Max Units Condition Absolute Maximum RatingsOperating Conditions Parameter Min Typ Max Units Condition Transmit Section Electrical SpecificationsOverall Parameter Min Typ Max Unit Condition / Note Receive Section Frequency Synthesizer Section Rssi / Carrier SenseIf Section Digital Inputs/Outputs VDD Voltage Regulator Battery MonitorPower Supply CC2420 Pin Assignment Pin Pin Name Pin type Pin Description Avddadc CC2420 simplified block diagram Circuit Description CC2420 Input / output matching Power supply decoupling and filteringApplication Circuit Bias resistor Overview of external components Description Transceiver Transceiver Bill of materials for the application circuits Symbol Chip sequence C0, C1, C2, … , C31 Ieee 802.15.4 Modulation Format Configuration Overview Phase Evaluation Software SmartRF Studio user interface Register access 13 4-wire Serial Configuration and Data InterfacePin configuration SPI timing specification Status byte Parameter Symbol Min Max Units Conditions RAM access Configuration registers write and read operations via SPI Address Byte Ordering Name Description CC2420 RAM Memory Space Fifo accessMultiple SPI access Configuration interface Microcontroller Interface and Pin Description Receive mode Rxfifo overflow Pin activity examples during receive Demodulator, Symbol Synchroniser and Data Decision Demodulator Simplified Block Diagram Frame Format Transmitted Synchronisation Header Length field MAC protocol data unit Format of the Frame Control Field FCF Frame check sequence RF Data Buffering Buffered transmit modeBuffered receive mode Unbuffered, serial mode Fifop Address Recognition Acknowledge Frames Acknowledge frame format Radio control state machine Radio control states Nonce / counter MAC Security Operations Encryption and AuthenticationKeys Ieee 802.15.4 Nonce CC2420 Security Flag Byte Stand-alone encryption In-line security operations 21.7 CCM CTR mode encryption / decryptionCBC-MAC Rssi / Energy Detection Linear if and AGC SettingsMode LMIC Time Timing RF Level dBm Link Quality IndicationValue Clear Channel Assessment Frequency and Channel Programming Voltage Regulator Output Power ProgrammingVCO and PLL Self-Calibration 27.1 VCO Battery Monitor Voltage regulator, simplified schematic Crystal Oscillator Crystal oscillator component values Input / Output MatchingTransmitter Test Modes Unmodulated carrier CC2420 Modulated spectrum plot System Considerations and Guidelines BER / PER measurements Battery operated systemsLow-cost systems PCB Layout Recommendations Antenna Considerations CC2420 Configuration Registers Address Register Register type Description Configuration registers overview Saes XOSC16MBYPASS Bit Field Name ResetMain 0x10 Main Control Register CCAHYST20 CCAMODE10 Autocrc Autoack Preamblelength MDMCTRL0 0x11 Modem Control RegisterReservedframemode Pancoordinator Adrdecode CORRTHR40 Demodavgmode Modulationmode MDMCTRL1 0x12- Modem Control RegisterRssi 0x13 Rssi and CCA Status and Control Register RSSIVAL70 Syncword 0x14 Sync Word Txctrl 0x15 Transmit Control Register RXCTRL0 0x16 Receive control register RXMIXBUFCUR10 RXCTRL1 0x17 Receive control register Fsctrl 0x18 Frequency Synthesizer Control and Status Caldone Calrunning Locklength Lockstatus SECCTRL0 0x19 Security Control Register SECMODE10 Sectxl Secrxl Battmon 0x1B Battery Monitor Control registerSECCTRL1 0x1A Security Control Register Battmonok Battmonen Battmonvoltage Manfidl 0x1E Manufacturer ID, Lower 16 Bit IOCFG0 0x1C I/O Configuration RegisterIOCFG1 0x1D I/O Configuration Register HSSDSRC20 SFDMUX40 CCAMUX40 Manfidh 0x1F Manufacturer ID, Upper 16 Bit Fsmtc 0x20 Finite state machine time constants Manand 0x21 Manual signal and override register1 Isused = is * Isandmask + Isormask Vgagainoe Manor 0x22 Manual signal or override registerAgcctrl 0x23 AGC Control Lnamixgainmodeo AGCTST2 0x26 AGC Test Register AGCTST0 0x24 AGC Test RegisterAGCTST1 0x25 AGC Test Register FSTST2 0x29 Frequency Synthesizer Test Register FSTST0 0x27 Frequency Synthesizer Test RegisterFSTST1 0x28 Frequency Synthesizer Test Register Fsmstate 0x2C Finite state machine information FSTST3 0x2A Frequency Synthesizer Test RegisterRxbpftst 0x2B Receiver Bandpass Filters Test Register Dactst 0x2E DAC Test Register AdcclockdisableAdctst 0x2D ADC Test Register Txfifo 0x3E Transmit Fifo Byte register Oscillator must be running for accessing the RxfifoToptst 0x2F Top Level Test Register Rxfifo 0x3F Receive Fifo Byte register Signal output on CCA pin Description Test Output SignalsCCA test signal select table SFD test signal select table Signal output on SFD pin Description Package Description QLP Quad Leadless Package QLP Soldering information Recommended layout for package QLPPackage thermal properties Thermal resistance Tube Specification 40.3 Plastic tube specification40.4 Carrier tape and reel specification Tape and Reel Specification Revision Date Description/Changes General Information42.1 Document History Data Sheet Identification Product Status Definition Product Status Definitions Product Information Centers Address InformationTI Worldwide Technical Support Internet 2007, Texas Instruments. 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