Horizon Hobby DSMTX10 2.4 GHz Transceiver User Manual X1TXM User Guide rev 2

Horizon Hobby, LLC 2.4 GHz Transceiver X1TXM User Guide rev 2

Users Manual Revised

X1TXM 2.4GHz DSSS Module User Manual. Horizon Hobby Inc., 1657 Country Club Dr., Milpitas CA 95035 USA 408 945 9800 1. Features • 2.4Ghz Direct Sequence Spread Spectrum (DSSS) radio transceiver module. • Operates in the unlicensed worldwide ISM band (2.4 GHz to 2.483.5GHz) band • Fully integrated power regulation with a wide input unregulated operating range 2.4 to 3.6V. • Fully integrated local oscillator and 12MHz 20ppm reference crystal • 200mA operating current • Transmit power up to 100mW EIRP • Receive sensitivity up to -95dBm • DSSS data rates up to 250kbps • 1 mile operating range • Full packet assembling and disassembling • Auto transaction sequencer • Fully buffered digital interface with high voltage tolerant inputs 2. Pin description Pin Number Name Description 1 GND Module Ground 2 VDD Module power input 3 IRQ Interrupt Request 4 RST Reset, active High 5 MOSI Master out, slave In data 6 nSS Slave Select, Active Low 7 SCLK SPI data clock 8 MISO Master in, slave out data 9 GND Module Ground 10 XOUT Clock output from module 11 TXRX Switch antenna to transmit direction 12 RXTX Switch antenna to receive direction
3. Specifications Parameter Value Units Storage Temp -65 to 105 Degrees Celsius VDD 2.4 to 3.6 Volts Receive Sensitivity -95 dBm Transmit power (conducted) 17 dBm MAX Transmit power (radiated) 19 dBm MAX Idle current 1 mA Receive current 22 mA Transmit current 200 mA 4. Block Diagram FramerInterfaceBuffer DSSSModemVCOXtalSE2550BL PowerAmplifierCYWUSB6936 DSSS2.4GHz Radio 2dBiAntenna12MHzFCC ID: BRWDSMTX10SystemInterfaceHorizon HobbyX1TXMModule Block DiagramPowerRegulatorPowerRegulator 5. Module User Requirements 5.1 This module must be integrated into a device where the user cannot access the antenna connector. 5.2 Only a 2dBi antenna can be used with this module. The antenna must meet and not exceed the gain and pattern of the supplied Inpaq DAM00BM11500209 folded dipole antenna. 5.3 Changes or modifications to the module that are not expressly approved by Horizon Hobby could void the user’s authority to operate the equipment. 5.4 The device must contain the following permanent labeling on the exterior of the device as follows:
Contains FCC ID: BRWDSMTX10 5.5 The user manual of the device must contain the following paragraph: This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Caution: Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. This product contains a radio transmitter with wireless technology which has been tested and found to be compliant with the applicable regulations governing a radio transmitter in the 2.400 GHz to 2.4835 GHz frequency range. The following countries associated regulatory agencies recognizing the noted certifications for this product as authorized for sale and use are: USA Canada Belgium Denmark France Finland Germany Italy Netherlands Spain Sweden UK 5.6 This module meets the requirements for a mobile device that may be used at separation distances of more than 20cm from the human body. 5.7 This module may only be used in battery powered devices.

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