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ATA5812

ATMEL
Part Number ATA5812
Manufacturer ATMEL
Description UHF ASK/FSK Transceiver
Published Nov 9, 2017
Detailed Description Features • High FSK Sensitivity: –106 dBm at 20 Kbit/s/–109.5 dBm at 2.4 Kbit/s (433.92 MHz) • High ASK Sensitivity: –11...
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ATA5812
ATA5812

Overview
Features • High FSK Sensitivity: –106 dBm at 20 Kbit/s/–109.
5 dBm at 2.
4 Kbit/s (433.
92 MHz) • High ASK Sensitivity: –112.
5 dBm at 10 Kbit/s/–116.
5 dBm at 2.
4 Kbit/s (433.
92 MHz) • Low Supply Current: 10.
5 mA in RX and TX Mode (3V/TX with 5 dBm) • Data Rate 1 to 20 Kbit/s Manchester FSK, 1 to 10 Kbit/s 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 • Transmitter Uses Closed Loop Fractional-N Synthesizer for FSK Modulation with a High PLL Bandwidth and an Excellent Isolation between PLL 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) ...


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