RFM12B-433-S1 QUASAR, RFM12B-433-S1 Datasheet - Page 4

• Manufacturer Part Number: RFM12B-433-S1
• Description: MODULE, TRANSCEIVER, 5DB,SMD,433MHZ
• Manufacturer: QUASAR

Specifications of RFM12B-433-S1

• Modulation Type: FSK
• Data Rate Max: 256Kbps
• Sensitivity: -109dBm
• Supply Voltage Range: 2.2V To 3.8V
• Supply Current: 22mA
• Interface Type: SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

f
f
BW
t
tst, P
BR
BR
P
AFC
RS
RS
C
RS
RS
Tel: [phone] Fax: [phone] E-mail: [e-mail] http://www.hoperf.com
LO
LO
lock
min
ARSSI
A
A
R
STEP
RESP
range
frequency
(9MHZ crystal
used)
frequency
(11MHZ crystal
used)
Receiver
bandwidth
PLL lock time
Data rate
Data rate
sensitivity
AFC working
range
RSSI accuracy
RSSI range
ARSSI filter
RSSI
programmable
step
DRSSI response
time
PLL startup time
433 MHz band,2.5KHz step
868 MHz band,5KHz step
915 MHz band,7.5KHz step
433 MHz band,2.5KHz step
868 MHz band,5KHz step
915 MHz band,7.5KHz step
mode
mode
mode
mode
mode
mode
After 10MHz step hopping, frequency
error <10 kHz
With internal digital demodulator
With external RC filter
BER 10
BER 10
BER 10
df
signal
RSSI output high after valid ,
CARRSI=5nF
With a running crystal
FSK
oscillator
0
1
2
3
4
5
: FSK deviation in the received
-3
-3
-3
, BW=134KHz,BR=1.2kbps, 433MHz band
, BW=134KHz,BR=1.2kbps, 868MHz band
, BW=134KHz,BR=1.2kbps, 915MHz band
387.22
774.43
810.65
473.26
946.53
990.79
60
120
180
240
300
360
0.6
Datasheet REV2.0
RFM12B
1
67
134
200
270
350
400
30
-109
-105
-105
0.8*
df
±5
46
6
500
FSK
200
395.7
6
791.5
6
836.3
4
483.7
3
967.4
6
1022.
2
75
150
225
300
375
450
115.2
256
-100
-100
-100
300
MHz
MHz
KHz
us
kbps
kbps
dBm
dB
dB
nF
dB
us
us