Circuit Design Inc. CDP02ER457 사용자 설명서
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
* 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 (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