AM SUPERHET RECEIVERS . AM-RRS3-XXX FEATURES • • • • • • • • • • COMPACT HYBRID MODULE. CERAMIC SUBSTRATE VERY HIGH FREQUENCY STABILITY SAW FILTER FRONT END. RECEIVING RANGE UP TO 100 METRES. SENSITIVITY TYP -106dBm CMOS/TTL COMPATIBLE OUTPUT. SINGLE SUPPLY VOLTAGE 5V. COMPATIBLE WITH R.F. SOLUTIONS AM TRANSMITTERS. IETS 300-220 Compliant DESCRIPTION The R.F. Solutions AM Superheterodyne Receiver module offers a compact modular RF receiver, which can be used to capture undecoded data from any equivalent AM Transmitter, such as R.F. Solutions AM-RT4 range of transmitters. (See AM Transmitter data sheet). The receiver is manufactured on a ceramic substrate incorporates a SAW Filter and pre amplifier front end for maximum sensitivity and reduced EMC emissions. These modules show a very high frequency stability over a wide operating temperature even when subjected to mechanical vibrations or manual handling offering a very cost effective solution. BLOCK DIAGRAM Vc c S.A.W . FILTER Vc c MIXER IF FILTER AM COMPARATOR DEMODULA TOR O/P GND DS000017 Rev 1.1 July ‘99 LOCAL OSCILLATOR GND 1999 REG No 277 4001, ENGLAND. GND Page 1 AM SUPERHET RECEIVERS . AM-RRS3-XXX Mechanical Details 38.1mm 2 mm COMPONENT SIDE. 14.5mm 123 7 1.27mm 10 15 PLA N V IEW PCB HOLES ON 2.54mm PITCH SIDE V IEW Pin Descriptions Pin No 1 2 3 4 5 6 7 Ambient temperature Pin Name +Vcc GND DATA IN (Antenna) NC NC NC GND Pin No 10 11 12 13 14 15 Pin Name NC GND NC NC DATA OUT +VCC = 25o Celcius. ELECTRICAL CHARACTERISTICS Supply Voltage (Vcc) Supply Current Receiver Frequency Working Frequency (custom Freq Available) R.F Sensitivity (100% AM) 3dB Bandwidth Max Data Rate Turn on Time Level of Emitted Spectrum Low Level Output Voltage High Level Output Voltage Operating Temperature Range AM-RRS3-315 AM-RRS3-418 AM-RRS3-433 MIN TYPICAL MAX DIMENSION 4.5 5 5 433.92 250-450 -106 +/-400 5.5 6 V mA MHz MHz dBm KHz KHz mSecs dBm V V o C -70 Vcc-0.5 -25 3 20 -70 0.6 +80 ORDERING INFORMATION Receiver Module 315MHz Receiver Module 418MHz Receiver Module 433MHz Should you require further assistance, please call; R. F. Solutions Ltd., Unit 21, Cliffe Industrial Estate, South Street, Lewes, E Sussex, BN8 6JL. England. Tel +44 (0)1273 898 000. Fax +44 (0)1273 480 661. Email [email protected] http://www.rfsolutions.co.uk RF Solutions is a member of the Low Power Radio Association. Information contained in this document is believed to be accurate , however no representation or warranty is given and no liability is assumed by R.F. Solutions Ltd. with respect to the accuracy of such information. Use of R.F.Solutions as critical components in life support systems is not authorised except with express written approval from R.F.Solutions Ltd. DS000017 Rev 1.1 July ‘99 1999 REG No 277 4001, ENGLAND. Page 2