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User Manual
Version 01.00
2011-07-25
Radio modules deRFarm7
I_Idle (Txoff, MCK = 48MHz)
I_Sleep
(depends on Sleep Mode)
deRFarm7-25A00 / 25A02 / 25C00 / 25C02
38
250
mA
μA
Parameter
Min
Typ
Max
Unit
Supply Voltage
Current
consumption
VCC
I_TXon (TX_PWR = +3 dBm)
I_TXon (TX_PWR = +1 dBm)
3.0
3.3
38
37
3.6
VDC
mA
mA
I_TXon (TX_PWR = -17 dBm)
I_RXon
I_Idle (Txoff, MCK = 12MHz)
I_Idle (Txoff, MCK = 48MHz)
I_Sleep
(depends on Sleep Mode)
Table 4: Radio transmission data
Radio (Vcc = 3.3VDC)
deRFarm7-15A02 / 15C02
Parameter
Value
32
36
21
38
250
mA
mA
mA
mA
μA
Unit
Frequency range
Frequency range
Channel 0 (EU)
Channel 1…10 (US)
868.3
906…924
MHz
MHz
Transmitting
Parameter
Channel 0; 20kBit/sec
Min
Typ
5.0
Max
Unit
dBm
power conducted
TX_PWR = +5dBm
Transmitting
power conducted
Channel 1…10; 40kBit/sec
TX_PWR = +10dBm
8.5
dBm
deRFarm7-25A00 / 25A02 / 25C00 / 25C02
Parameter
Value
Unit
Frequency range
Channel 11…26 (EU)
2405…2480
MHz
Transmitting
Parameter
Channel 11…26; 250kBit/sec
Min
Typ
3.0
Max
Unit
dBm
power conducted
TX_PWR = +3dBm
dresden elektronik
ingenieurtechnik gmbh
Enno-Heidebroek-Str. 12
01237 Dresden / Germany
Tel.: +49 351 – 31 85 00
Fax: +49 351 – 3 18 50 10
wireless@dresden-elektronik.de
www.dresden-elektronik.de
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