STORM-433F Datasheet, PDF (6/6 Pages) rfsolutions.ltd – ‘STORM’ RADIO MODEM RS232 / USB

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‘STORM’ RADIO MODEM RS232 / USB
1.1
Technical Specifications
Absolute Maximum Ratings
Operating temperature:
Storage temperature:
Supply Voltage
Data input
Electrical Characteristics
DC Levels
Supply voltage
Supply current (Transmit mode)
Supply current (Receive mode)
Supply current (Standby mode)
-10 ⁰ C to +70 ⁰ C
-40 ⁰ C to +100 ⁰ C
11.1 to 25.6V
±15V (RS232 serial levels)
Min.
11.1
11
Typ.
12
12.5
125
Max.
25.6
45
Units
V
mA
mA
uA
Notes
1
RF
Working frequency
430.0
433.1
440.0
MHz
2
Receiver sensitivity
-100
dBm
Transmitter RF power out
+10
dBm
Frequency deviation
+/- 50
kHz
GFSK Manchester encoded data rate
100
kbps
Dynamic Timing
Power up to stable receiver data out
Power up to full RF out
Standby to Receive mode
Standby to Transmit mode
30
mS
30
mS
1
mS
1
mS
CTS timing
With a standard buffer size of 30 bytes, CTS is asserted 41uS after the buffer is full. In cases
where less than 20 bytes are sent CTS is asserted after a timeout of 10mS.
otes
1.
2.
Supply voltage should have <10mV ripple.
The application operating frequency must be chosen to comply with the Short Range
device regulation in the area of operation.
For more information or general enquiries, please contact
R. F. Solutions Ltd.,
Unit 21, Cliffe Industrial Estate,
South Street,
Lewes,
E Sussex, BN8 6JL. England
Tel [phone]
Fax [phone]
Email [e-mail]
http://www.rfsolutions.co.uk
WEE Disposal: Products supplied from 15^th August 2005 that have reached the end of their life may be
returned at the customers cost to be processed within WEEE regulations. Please clearly labelled “WEEE”
Information contained in this document is believed to be accurate, however no representation or warranty is given and R.F. Solutions Ltd. assumes no liability 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.
DS Storm-b May 08
©2008 Reg. No. 227 4001, ENGLAND
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