User's Manual

CT-EM250 ZigBee-Ready RF Transceiver Modules
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Parameter Min. Typ. Max Unit Condition / Note
Spurious emission,
TX 30 – 1000 MHz
TBD dBm
1-12.75 GHz TBD
1.8-1.9 GHz TBD
5.15-5.3 GHz TBD
Complies with EN 300 328, EN
300 440, FCC CRF47 Part 15
and ARIB STD-T66
Sensitivity -98 dBm PER = 1% Boost Mode
Adjacent channel rejection
+/-5 MHz
35/35 dB
IEEE 802.15.4 signal at - 82dBm
Adjacent channel rejection
+/-10 MHz
40/40 dB
IEEE 802.15.4 signal at - 82dBm
Co-channel rejection
-6 dB
IEEE 802.15.4 signal at - 82dBm
Spurious emission,
RX 30 -1000 MHz
TBD
1-12.75 GHz TBD
dBm
Complies with EN 300 328, EN
300 440, FCC CRF47 Part 15
and ARIB STD-T66
Supply voltage 2.1 3.6 V
Current consumption, RX 36 mA Max RX sensitivity (boost mode)
Current consumption, TX 36 mA At max. TX power
(+ 5dBm boost)
Quiescent current,
Mode1
1.0 μA including internal RC
oscillator
Quiescent current,
Mode2
1.5 μA including 32.768k
oscillator
Flash memory 128 KB
RAM memory 5 kB
Simulated EEPROM
memory
8 kB
MCU clock frequency 12 MHz
RC OSCILATOR
FREQUENCY
10 KHZ
MCU low frequency
crystal
32.768 kHz