ATA5723C/ATA5724C/ATA5728C UHF ASK/FSK Receiver DATASHEET Features Frequency receiving range of (3 versions) f = 312.5MHz to 317.5MHz or 0 f = 431.5MHz to 436.5MHz or 0 f = 868MHz to 870MHz 0 30dB image rejection Receiving bandwidth B = 300kHz for 315MHz/433MHz version IF B = 600kHz for 868MHz version IF Fully integrated LC-VCO and PLL loop filter Very high sensitivity with power matched LNA Atmel ATA5723C/ATA5724C: 107dBm, FSK, BR 0 (1.0Kbit/s to 1.8Kbit/s), Manchester, BER 10E-3 113dBm, ASK, BR 0 (1.0Kbit/s to 1.8Kbit/s), Manchester, BER 10E-3 Atmel ATA5728C: 105dBm, FSK, BR 0 (1.0Kbit/s to 1.8Kbit/s), Manchester, BER 10E-3 111dBm, ASK, BR 0 (1.0Kbit/s to 1.8Kbit/s), Manchester, BER 10E-3 High system IIP3 18dBm at 868MHz 23dBm at 433MHz 24dBm at 315MHz System 1-dB compression point 27.7dBm at 868MHz 32.7dBm at 433MHz 33.7dBm at 315MHz High large-signal capability at GSM band (blocking 33dBm at +10MHz, IIP3 = 24dBm at +20MHz) Logarithmic RSSI output XTO start-up with negative resistor of 1.5k 5V to 20V automotive compatible data interface Data clock available for Manchester and bi-phase-coded signals Programmable digital noise suppression 9248E-RKE-03/16 Low power consumption due to configurable polling Temperature range 40C to +105C ESD protection 2kV HBM, all pins Communication to microcontroller possible using a single bi-directional data line Low-cost solution due to high integration level with minimum external circuitry requirements Supply voltage range 4.5V to 5.5V Benefits Low BOM list due to high integration Use of low-cost 13MHz crystal Lowest average current consumption for application due to self polling feature Reuse of Atmel ATA5743 software World-wide coverage with one PCB due to 3 versions are pin compatible 2 ATA5723C/ATA5724C/ATA5728C DATASHEET 9248ERKE03/16