RFM02
Datasheet REV1.2
DC Characteristics：
symbol
f
ref
f
o
parameter
PLL reference frequency
Output frequency
（f
ref
=10MHZ）
f
o
conditions/notes
Parallel fundamental
433MHz band,2.5kHz step
868MHz band,5.0kHz step
915MHz band,7.5kHz step
433MHz band,2.5kHz step
Output frequency（f
ref
=9MHZ） 868MHz band,5.0kHz step
915MHz band,7.5kHz step
433MHz band,2.5kHz step
f
o
t
lock
t
sp
P
max
C
o
Q
o
BR
FSK
df
fsk
C
xl
t
PBt
t
wake-up
t
POR
t
sx
Output frequency f
ref
=11MHZ） 868MHz band,5.0kHz step
（
915MHz band,7.5kHz step
PLL lock time
PLL start time
Max available ouput power
After 10MHz step hopping,
frequency error <10 kHz
After crystal stabilized
433MHz band
868MHz band
915MHz band
output capacitance(set by
antenna tuning circuit)
Q factor of output capacitance
FSK data rate
FSK deviation
crystal load capacitance
period of wake-up timer clock
wake-up time(programable)
internal POR time
Crystal start time
after power reached 90%
VDD
ESR < 100 ohms
5
ms
30KHz step
0.5pF
+/-10%
calibrated evry 30 seconds
0.95
1
1.05
2*10E9
100
ms
ms
ms
step,tolerance
30KHz
8.5
low bands
high bands
5
2
2
1.5
1.6
16
7
4
4
2.3
2.2
18
3.1
2.8
22
115.2
210
16
kbps
kHz
pF
pF
dBm
250
μs
min
9
430.24
860.48
900.72
387.22
774.43
810.65
473.26
946.53
990.79
20
typ
10
max
11
439.75
879.51
929.27
395.76
791.56
836.34
483.73
967.46
1022.2
μs
MHz
MHz
MHz
unit
MHz
Field testing range
operation band
433MHz band
condition
Bandwidth=134KHz, data rate=1.2kbps
Frequency deviation=60KHZ（matches with RFM01）
in free open area
868MHz band
Bandwidth=134KHz, data rate=1.2kbps
Frequency deviation=60KHZ（matches with RFM01）
in free open area
915MHz band
Bandwidth=134KHz, data rate=1.2kbps
Frequency deviation=60KHZ（matches with RFM01）
in free open area
Tel: +86-755-82973805 Fax: +86-755-82973550
E-mail: sales@hoperf.com http://www.hoperf.com
>200m
>200m
>200m
range
HOPERF [ Hope Microelectronics co., Ltd ]
