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ATA5780N_14 Datasheet, PDF (1/17 Pages) ATMEL Corporation – UHF ASK/FSK Receiver
ATA5780N
UHF ASK/FSK Receiver
SUMMARY DATASHEET
This is a summary document.
The complete document is
available under NDA. For more
information, please contact
your local Atmel sales office.
Features
● Atmel® ATA5780N UHF receiver is compatible with Atmel ATA5830N transceiver
● Supported frequency ranges
● Low-band 310MHz to 318MHz, 418MHz to 477MHz
● High-band 836MHz to 928MHz
● 315.00MHz/433.92MHz/868.30MHz and 915.00MHz with one 24.305MHz crystal
● Low current consumption
● 9.3mA for RXMode (low-band) 480µA for 50ms cycle 3 channel polling
● Max OFFMode current of 5µA at Vs = 5.5V and T = 105°C)
● Input 1dB compression point
● –35dBm (Full Sensitivity Level)
● –20dBm (15dB reduced Sensitivity)
● Programmable channel frequency with fractional-N PLL
● 93Hz resolution for low-band
● 185Hz resolution for high-band
● FSK deviation ±0.375kHz to ±93kHz
● FSK sensitivity (Manchester coded) at 433.92MHz
● –106dBm at 20Kbit/s, Δf = ±20kHz, BWIF = 165kHz
● –109dBm at 10Kbit/s, Δf = ±10kHz, BWIF = 165kHz
● –112dBm at 5Kbit/s, Δf = ±5kHz, BWIF = 165kHz
● –121dBm at 0.75Kbit/s, Δf = ±0.75kHz, BWIF = 25kHz
● ASK Sensitivity (Manchester Coded) at 433.92MHz
● –107dBm at 20Kbit/s, BWIF = 366kHz
● –117dBm at 1Kbit/s, BWIF = 366kHz
● Programmable RX-IF bandwidth 25kHz to 366kHz (approximately 10% steps)
● Blocking (BWIF = 165kHz): 64dBC at frequency offset = 1MHz and 48dBC at
225kHz
● High image rejection 55dB (315MHz/433.92MHz) 47dB (868.3MHz/915MHz)
without calibration
● Supported buffered data rate 0.5Kbit/s to 20Kbit/s (higher data rates up to 80Kbit/s
Manchester coded and 160Kbit/s NRZ with transparent output)
● Supports pattern based wake-up and start of frame identification
● Digital RSSI with very high relative accuracy of ±1dB due to digitized IF processing
9207ES-RKE-06/13
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