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ATA5783_14 Datasheet, PDF (1/20 Pages) ATMEL Corporation – UHF ASK/FSK Receiver | |||
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ATA5781/ATA5782/ATA5783
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
â AVR® microcontroller core with 1Kbyte SRAM and 24Kbyte RF library in firmware
(ROM)
â Atmel® ATA5782: 20Kbyte of user flash
â Atmel ATA5783: 20Kbyte of user ROM
â Atmel ATA5781: No user memory â RF library in firmware only
â Supported frequency ranges
â Low-band 310MHz to 318MHz, 418MHz to 477MHz
â High-band 836MHz to 956MHz
â 315.00MHz/433.92MHz/868.30MHz and 915.00MHz with one 24.305MHz crystal
â Low current consumption
â 9.8mA for RXMode (low-band), 1.2mA for 21ms cycle three-channel polling
â Typical OFFMode current of 5nA (maximum 600nA at Vs = 3.6V and T = 85°C)
â Supports the 0dBm class of ARIB STD-T96
â Input 1dB compression point
â â48dBm (full sensitivity level)
â â20dBm (active antenna damping)
â Programmable channel frequency with fractional-N PLL
â 93Hz resolution for low-band
â 185Hz resolution for high-band
â FSK deviation ±0.375kHz to ±93kHz
â FSK sensitivity (Manchester coded) at 433.92MHz
â â108.5dBm at 20Kbit/s Îf = ± 20kHz BWIF = 165kHz
â â111dBm at 10Kbit/s
Îf = ± 10kHz BWIF = 165kHz
â â114dBm at 5Kbit/s
Îf = ± 5kHz
BWIF = 165kHz
â â122.5dBm at 0.75Kbit/s Îf = ± 0.75kHz BWIF = 25kHz
â ASK sensitivity (Manchester coded) at 433.92MHz
â â110.5dBm at 20Kbit/s BWIF = 80kHz
â â125dBm at 0.5Kbit/s
BWIF = 25kHz
â Programmable Rx-IF bandwidth 25kHz to 366kHz (approximately 10% steps)
â Blocking (BWIF = 165kHz): 64dBc at frequency offset = 1MHz and 48dBc at 225kHz
â High image rejection: 55dB at 315MHz/433.92MHz and 47dB at 868.3MHz/915MHz
without calibration
9286FS-RKE-08/14
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