User Manual

OPERATION GUIDE.
OG_CDP-02E-R-457M_v11e Circuit Design, Inc.
4
SPECIFICATIONS
General specification
* The MIN/TYP/MAX values for the RF output power and BER are specified in the range of operating temperature.
* All values in the specification column are measured and specified with 50 ohm terminal and at 25 °C +/- 10 °C unless
otherwise noted.
Item Unit Specification Remarks MIN TYP MAX
Reference FCC Part 90.217 (TX) FCC Part 15 (RX)
Communication method One-way
Operating frequency range MHz 457.6 MHz band Within SAW filter band 457.5 458.5
Operation temperature range
°C
-20 to 60 No dew condensation -20 60
Storage temperature range
°C
-30 to 70 No dew condensation -30 70
Aging rate ppm +/- 1 / year TX freq., RX Lo freq. -1 1
Initial frequency tolerance * ppm +/- 2 TX freq., RX Lo freq. -2 2
Dimensions (TX-02E) mm 26 x 36 x 10 Not including protrusion
Weight (TX-02E) g 14 14
Dimensions (RX-02E) mm 30 x 50 x 9 Not including protrusion
Weight (RX-02E) g 20 20
* Initial frequency tolerance is frequency drift at delivery within 1 year after the final adjustment
Electrical specification
Common to TX/RX
Item Unit Specification Remarks MIN TYP MAX
Oscillation type PLL controlled VCO
Frequency stability ppm +/- 4 (-20 to 60°C) Reference temp.=25°C -4 4
Channel span kHz 25 25
Number of channel ch (Max 16ch x 2) selectable
Default channel setting ch
Data rate bps 2400 (1.2 kHz) DO / DI 2400
Max. pulse width ms 20 DO / DI 20
Min. pulse width µs 410 DO / DI 410
Data polarity Positive DI Vs Do
Lo level for channel select V GND 0 0.4
Hi level for channel select V 2.7 or open 2.5 3.0
PLL reference frequency MHz 21.25 (TCXO) 21.25
PLL response ms 30 from PLL setting to LD out 30 100
Antenna impedance Ω 50 (Nominal) 50
Operating voltage V 3 - 12 3 12
TX consumption current mA 43 @ 10mW Vcc=3.0V 43 48
TX consumption current mA 33 @ 1mW Vcc=3.0V 33 38
RX consumption current mA 30 Vcc=3.0V 30 35