RFM22B-868-D QUASAR, RFM22B-868-D Datasheet - Page 6

• Manufacturer Part Number: RFM22B-868-D
• Description: MODULE, TRANSCEIVER, 20DB, 868MHZ
• Manufacturer: QUASAR

Specifications of RFM22B-868-D

• Modulation Type: FSK, GFSK, OOK
• Data Rate Max: 256Kbps
• Sensitivity: -121dBm
• Supply Voltage Range: 1.8V To 3.6V
• Supply Current: 85mA
• Interface Type: SPI
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RX Channel Bandwidth
Table 3. Receiver AC Electrical Characteristics
RX Sensitivity
RSSI Resolution
±1-Ch Offset Selectivity
±2-Ch Offset Selectivity
≥ ±3-Ch Offset Selectivity
Blocking at 1 MHz Offset
Blocking at 4 MHz Offset
Blocking at 8 MHz Offset
Image Rejection
Spurious Emissions
BER Variation vs Power
Level
RX Frequency
Range—RFM22B/23B
Tel: [phone]
Parameter
1M
4M
8M
P
RES
P
Symbol
P
P
P
C/I
C/I
C/I
P
Fax: [phone]
P
RX_OOK
Im
OB_RX1
RX_100
RX_125
RX_RES
RX_40
BW
F
RX_2
BLOCK
BLOCK
BLOCK
1-CH
2-CH
3-CH
REJ
RX
RSSI
BER < 0.1%. Interferer and desired modu-
lated with 40 kbps ΔF = 20 kHz GFSK with
Desired Ref Signal 3 dB above sensitivity,
Desired Ref Signal 3 dB above sensitivity.
(2 kbps, GFSK, BT = 0.5, Δf = ± 5 kHz)
40 kbps ΔF = 20 kHz GFSK with BT = 0.5
special crystal is used on the module
Interferer and desired modulated with
BT = 0.5, channel spacing = 150 kHz
Rejection at the image frequency.
(4.8 kbps, 350 kHz BW, OOK)
(40 kbps, 400 kHz BW, OOK)
(100 kbps, GFSK, BT = 0.5,
(125 kbps, GFSK, BT = 0.5,
(1.2 kbps, FSK, BT=0.5,
Up to +5 dBm Input Level
Measured at RX pins
Δf = ±62.5 kHz)
Δf = ±45kHz)
Δf = ±50 kHz)
433MHz band
470MHz band
915MHz band
868MHz band
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
(BER < 0.1%)
Conditions
IF=937 kHz
E-mail: [e-mail]
Min
2.6
413
450
848
895
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http://www.hoperf.com
RFM22B/23B
–121
–114
–104
–101
–102
–110
±0.5
Typ
–31
–35
–40
–52
–56
–63
–30
—
—
0
453
490
935
888
Max
620
–54
0.1
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Units
MHz
MHz
MHz
MHz
dBm
dBm
dBm
dBm
dBm
dBm
dBm
kHz
ppm
dB
dB
dB
dB
dB
dB
dB
dB
6