Horizon Hobby DASRX20 User Manual

X1ANT 2.4GHz DSMX Module User Manual.

Horizon Hobby Inc.,

4105 Fieldstone Rd

Champaign, IL 61822

[phone]

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

2.7V to 3.6V.

 Fully integrated local oscillator and 12MHz 20ppm reference crystal
 50mA operating current
 Transmit power 1mW 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 v o ltage tolerant inputs

2. Pin description

Pin Number Name Description

J1 P1.4 Wireless Trainer RX
J3 XOUT Clock Output
J4 P1.4 Wireless Trainer RX
J5 P1.1 Wireless Trainer SCLK
J6 XRES Radio reset input
J7 P1.0 Wireless Trainer SDATA
J8 VDD Module DC incoming power
J9 GND Module DC GND
J11 VDD Module DC incoming power
J12 GND Module DC GND

3. Specifications

Parameter Value Units
Storage Temp -65 to 105 Degrees Celsius
VDD 2.7 to 3.6 Volts
Receive Sensitivity -95 dBm
Transmit power (radiated) 0 dBm MAX
Idle current 1 mA
Receive current 22 mA
Transmit current 50 mA

4. Block Diagram