RR18-XXX - Telecontrolli
RR18-XXX - Telecontrolli
RR18-XXX - Telecontrolli
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Radio Receiver<br />
<strong>RR18</strong>-<strong>XXX</strong><br />
Very Low Consumption Super Regenerative Receiver<br />
with Front End SAW Filter - Optional Metal Shield<br />
General description<br />
The <strong>RR18</strong>-<strong>XXX</strong> is a very low consumption super<br />
regenerative data receiver with front end SAW filter.<br />
EMI immunity improved by a metal shield<br />
( <strong>RR18</strong>-<strong>XXX</strong>-S model)<br />
Typical current consumption: 70 uA<br />
Sensitivity typically exceedes -96dBm when matched<br />
to 50 ohm.<br />
Narrow Bandwidth: +/- 300 KHz<br />
<strong>XXX</strong>: custom-specified working frequency<br />
Applications<br />
<br />
<br />
<br />
<br />
Home security systems<br />
Car Alarm systems<br />
Remote gate controls<br />
Sensor reporting<br />
BLOCK DIAGRAM<br />
V CC<br />
V CC<br />
In<br />
SAW RF LP AM<br />
Filter Oscillator Filter Ampli<br />
Comparator<br />
OUT<br />
GND<br />
Quench<br />
Oscillator<br />
GND<br />
Test<br />
Point<br />
GND
Electrical Characteristics<br />
V CC<br />
I S<br />
F W<br />
B W<br />
V ol<br />
V oh<br />
T OP<br />
CHARACTERISTICS MIN TYP MAX UNIT<br />
Supply Voltage<br />
Supply Current<br />
Working Frequency<br />
-3dB Bandwidth<br />
RF Sensitivity (100% AM)<br />
Data Rate<br />
Level of Emitted Spectrum<br />
Low-Level Output Voltage<br />
High-Level Output Voltage<br />
Operating Temperature Range<br />
2.75<br />
Vcc - 0.4<br />
3 3.25 VDC<br />
70<br />
433.92<br />
+/-300<br />
-90 -94<br />
4.8<br />
Ta = 25°C unless otherwise specified<br />
-65 -60<br />
0.4<br />
uA<br />
MHz<br />
KHz<br />
dBm<br />
Kbit/s<br />
dBm<br />
-20 +55 °C<br />
V<br />
V<br />
Pin Description<br />
Mechanical Dimensions<br />
2 GND 11 GND<br />
3 IN 13 Test Point<br />
7 GND 14 OUT<br />
10 +VCC<br />
15 +VCC<br />
16.51mm<br />
40.13mm<br />
5.5mm<br />
2 3 7 10 11 13 15<br />
1mm<br />
2.54mm<br />
TYPICAL APPLICATION<br />
AERIAL<br />
<strong>RR18</strong>-<strong>XXX</strong><br />
1 2 7 10 15<br />
IN<br />
DECODER<br />
OUT<br />
+5V<br />
The resistor R set the level of Squelch Treshold<br />
to reduce the output noise:<br />
R<br />
R = Not Connected<br />
R = 10 Mohm<br />
R = 5.6Mohm<br />
Maximum Sensitivity<br />
Sensitivity Loss -1dB<br />
Sensitivity Loss -3dB<br />
<strong>Telecontrolli</strong> Srl has an on going policy to improve the performance and reliability of their products; we therefore reserve the right to make changes without notice.<br />
The information contained in our data sheets is believed to be accurate, however we do not assume any liability arising from the application or use of any product or<br />
circuit.<br />
Web Site: www.telecontrolli.com<br />
HEAD OFFICE & PLANT<br />
Via Nazionale delle Puglie, 177<br />
80026 CASORIA (NA), Italy<br />
Tel: +39 081 7599033<br />
Fax: +39 081 7596494<br />
SALES OFFICE<br />
sales @ telecontrolli.com