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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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CC2500 датащи(PDF) 2 Page - Texas Instruments |
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CC2500 датащи(HTML) 2 Page - Texas Instruments |
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2 / 76 page  CC2500 Preliminary Data Sheet (rev.1.1.) SWRS040 Page 2 of 77 Features (continued from front page) • Flexible support for packet oriented systems: On chip support for sync word detection, address check, flexible packet length and automatic CRC handling. • Programmable channel filter bandwidth • 2-FSK, GFSK and MSK supported • OOK supported • Automatic Frequency Compensation can be used to align the frequency synthesizer to received centre frequency • Optional automatic whitening and de- whitening of data • Support for asynchronous transparent receive/transmit mode for backwards compatibility with existing radio communication protocols • Programmable Carrier Sense indicator • Programmable Preamble Quality Indicator for detecting preambles and improved protection against sync word detection in random noise • Support for automatic Clear Channel Assessment (CCA) before transmitting (for listen-before-talk systems) • Support for per-package Link Quality Indication Abbreviations Abbreviations used in this data sheet are described below. 2-FSK Binary Frequency Shift Keying MSK Minimum Shift Keying ADC Analog to Digital Converter NA Not Applicable AFC Automatic Frequency Offset Compensation PA Power Amplifier AGC Automatic Gain Control PCB Printed Circuit Board AMR Automatic Meter Reading PD Power Down ASK Amplitude Shift Keying PER Packet Error Rate BER Bit Error Rate PLL Phase Locked Loop CCA Clear Channel Assessment POR Power-on Reset CRC Cyclic Redundancy Check PQI Preamble Quality Indicator CS Carrier Sense PQT Preamble Quality Threshold DC Direct Current RCOSC RC Oscillator EIRP Equivalent Isotropic Radiated Power RF Radio Frequency ESR Equivalent Series Resistance RSSI Received Signal Strength Indicator FEC Forward Error Correction RX Receive, Receive Mode FIFO First-In-First-Out SAW Surface Aqustic Wave FHSS Frequency Hopping Spread Spectrum SNR Signal to Noise Ratio FSK Frequency Shift Keying SPI Serial Peripheral Interface GFSK Gaussian shaped Frequency Shift Keying TBD To Be Defined IF Intermediate Frequency TX Transmit, Transmit Mode LBT Listen Before Transmit VCO Voltage Controlled Oscillator LNA Low Noise Amplifier WOR Wake on Radio, Low power polling LO Local Oscillator XOSC Crystal Oscillator LQI Link Quality Indicator XTAL Crystal MCU Microcontroller Unit |
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