dnt900c0 pages
DEVELOPMENT KIT
nnnn(Info Click here)
nnnn• 900 MHz Frequency Hopping Spread Spectrum Transceiver
nnnn• Point-to-point, Point-to-multipoint, Peer-to-peer and Tree-routing Networks
nnnn• Transmitter Power Configurable from 1 mWto 1 W
nnnn• RF Data Rate Configurable from 38.4 to 500 kb/s
nnnn• Serial Port Rate up to 460.8 kb/s for Streaming Applications
nnnn• 128-Bit AES Encryption
nnnn• Separate Serial Port for Diagnostics
nnnn• Analog and Digital I/O for Sensor Applications
nnnn• FCC and Canadian IC Certified for Unlicensed Operation
nnnnThe DNT900 FHSS transceiver module is a low cost, high-power solution for robust wire-
nnnnless data communications in the 900 MHz ISM band. The DNT900 RF output power can
nnnnbe set from 1 mW to 1 W, and the RF data rate can be set from 38.4 to 500 kb/s. The
nnnnDNT900 receiver includes a low-noise preamplifier protected by two SAW filters, provid-
nnnning an excellent combination of receiver sensitivity and out-of-band interference rejection.
nnnnThe DNT900 module includes analog, digital and serial I/O, providing the flexibility and
nnnnversatility to serve applications ranging from cable replacements to sensor networks. The
nnnnDNT900 transceiver module is easy to integrate and provides reliable wireless communi-
nnnncations up to 40 miles in line-of-sight installations.
nnnnDNT900 Absolute Maximum Ratings
nnnnRating | Value | Units |
All Input/Output Pins | -0.5 to +3.3 | V |
Non-Operating Ambient Temperature Range | -40 to +85 | °c |
DNT900
nnnnLow Cost
nnnn900 MHz FHSS
nnnnTransceiver
nnnnModule with
nnnnI/O
nnnnDNT900 Electrical Characteristics
nnnnCharacteristic | Sym | Notes | Minimum | Typical | Maximum | Units |
Operating Frequency Range | 902.75 | 927.25 | MHz | |||
Hop Dwell Time | 5 | 200 | ms | |||
Number of RF Channels | 50 | |||||
Modulation | FSK | |||||
RF Data Transmission Rates | 1 | 38.4, 115.2, 200 and 500 | kb/s | |||
Receiver Sensitivity: 10"5 BER@38.4 kb/s 10"5 BER@200 kb/s 10"5 BER@500 kb/s | ||||||
-108 | dBm | |||||
-98 | dBm | |||||
-94 | dBm | |||||
Transmitter RF Output Power Levels | 1 | 1, 10, 100, 250, 500, 1000 at 38.4 to 200 kb/s 1, 10, 85 at 500 kb/s | mW | |||
Optimum Antenna Impedance | 50 | Q | ||||
RF Connection | U.FL Coaxial Connector | |||||
Network Topologies | Point-to-Point, Point-to-Multipoint, Peer-to-Peer, Tree-Routing | |||||
Access Schemes | CSMA and TDMA |
www.RFM.com E-mail: info@rfm.com
nnnn© 2008-2011 by RF Monolithics, Inc.
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nnnnDNT900 - 06/20/11
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