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ATA5429 Dataheets PDF



Part Number ATA5429
Manufacturers ATMEL Corporation
Logo ATMEL Corporation
Description (ATA5423 - ATA5429) UHF ASK/FSK Transceiver
Datasheet ATA5429 DatasheetATA5429 Datasheet (PDF)

www.DataSheet4U.com Features • Multi Channel Half–duplex Transceiver with Approximately ±2.5 MHz Programmable • • • • • Tuning Range High FSK Sensitivity: –106 dBm at 20 kBaud/–109.5 dBm at 2.4 kBaud (433.92 MHz) High ASK Sensitivity: –112.5 dBm at 10 kBaud/–116.5 dBm at 2.4 kBaud (433.92 MHz) Low Supply Current: 10.5 mA in RX and TX Mode (3 V/TX with 5 dBm) Data Rate: 1 to 20 kBaud Manchester FSK, 1 to 10 kBaud Manchester ASK ASK/FSK Receiver Uses a Low–IF Architecture with High Selectivity, B.

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www.DataSheet4U.com Features • Multi Channel Half–duplex Transceiver with Approximately ±2.5 MHz Programmable • • • • • Tuning Range High FSK Sensitivity: –106 dBm at 20 kBaud/–109.5 dBm at 2.4 kBaud (433.92 MHz) High ASK Sensitivity: –112.5 dBm at 10 kBaud/–116.5 dBm at 2.4 kBaud (433.92 MHz) Low Supply Current: 10.5 mA in RX and TX Mode (3 V/TX with 5 dBm) Data Rate: 1 to 20 kBaud Manchester FSK, 1 to 10 kBaud Manchester ASK ASK/FSK Receiver Uses a Low–IF Architecture with High Selectivity, Blocking, and Low Intermodulation (Typical Blocking 55 dB at ±750 kHz/61 dB at ±1.5 MHz and 70 dB at ±10 MHz, System I1dBCP = –30 dBm/System IIP3 = –20 dBm) 226 kHz IF Frequency with 30 dB Image Rejection and 170 kHz Usable IF Bandwidth (TBD) Transmitter Uses Closed Loop Fractional–N Synthesizer for FSK Modulation with a High PLL Bandwidth and an Excellent Isolation between PLL/VCO and PA Tolerances of XTAL Compensated by Fractional–N Synthesizer with 800 Hz RF Resolution Integrated RX/TX–Switch, Single–ended RF Input and Output RSSI (Received Signal Strength Indicator) Communication to Microcontroller with SPI Interface Working at Maximum 500 kBit/s Configurable Self Polling and RX/TX Protocol Handling with FIFO–RAM Buffering of Received and Transmitted Data 5 Push Button Inputs and One Wake–up Input are Active in Power–down Mode Integrated XTAL Capacitors PA Efficiency: up to 38% (433.92 MHz/10 dBm/3 V) Low In–band Sensitivity Change of Typically ±1.8 dB within ±58 kHz Center Frequency Change in the Complete Temperature and Supply Voltage Range (TBD) Supply Voltage Switch, Supply Voltage Regulator, Reset Generation, Clock/Interrupt Generation and Low Battery Indicator for Microcontroller Fully Integrated PLL with Low Phase Noise VCO, PLL Loop Filter and Full Support of Multi–channel Operation with Arbitrary Channel Distance Due to Fractional–N Synthesizer Sophisticated Threshold Control and Quasi–peak Detector Circuit in the Data Slicer Power Management via Different Operation Modes 315 MHz, 345 MHz, 433.92 MHz, 868.3 MHz and 915 MHz without External VCO and PLL Components Inductive Supply with Voltage Regulator if Battery is Empty (AUX Mode) Efficient XTO Start–up Circuit (> –1.5 kΩ Worst Case Real Start–up Impedance) Changing of Modulation Type ASK/FSK and Data Rate without Component Changes Minimal External Circuitry Requirements for Complete System Solution Adjustable Output Power: 0 to 10 dBm Adjusted and Stabilized with External Resistor ESD Protection at all Pins (2 kV HBM, 200 V MM, TBD FCDM) Supply Voltage Range: 2.4 V to 3.6 V or 4.4 V to 6.6 V Temperature Range: –40°C to +85°C Small 7 × 7 mm QFN48 Package • • • • • • • • • • • • • UHF ASK/FSK Transceiver ATA5423 ATA5425 ATA5428 ATA5429 Preliminary • • • • • • • • • • • • Rev. 4841A–RKE–02/05 Applications • • • • • • Consumer Industrial Segment Access Control Systems Remote Control Systems Alarm and Telemetry Systems Energy Metering Home Automation Benefits • Low System Cost Due to Very Hi.


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