RFM42/43
Table 3. Transmitter AC Electrical Characteristics
Parameter
TX
Range
1
FSK Modulation
Data Rate
2
OOK Modulation
Data Rate
2
Modulation
Deviation
1
Modulation
Deviation Resolution
Output Power
Range
1
(RFM43)
Max Output
Power(RFM43)
Output Power
Range
1
(RFM42)
Max Output
Power(RFM42)
TX RF Output
Steps
2
TX RF Output Level
Variation vs.
Voltage
2
TX RF Output
Level
2
Variation vs.
Temperature
TX RF Output Level
Variation vs.
Frequency
2
Transmit Modulation
Filtering
2
Spurious
Emissions
2
Notes:
1.
All specification guaranteed by production test unless otherwise noted.
2.
Guaranteed by qualification.
B*T
Gaussian
Product
P
OUT
=11dBm, Frequencies <1 GHz
1–12.75 GHz, excluding harmonics
P
RF_FREQ
Measured across any one frequency
band
Filtering
Bandwith
Time
—
1
—
dB
P
RF_TEMP
–40 to +85
℃
—
2
—
dB
P
RF_V
Measured from VDD=3.6 V to VDD=1.8 V
1
Symbol
Conditions
Low Band
High Band
Min
240
480
1
1.2
Typ
—
—
—
—
Max
480
930
128
40
±320
Unit
s
MHz
Frequency
F
SYNTH-LB
F
SYNTH-HB
DR
FSK
DR
OOK
Δf
kbps
kbps
kHz
kHz
Production tests maximum limit of 320
kHz
±0.625
—
0.625
Δf
RES
Power control by txpow[2:0] Register
—
P
TX
Production test at txpow[2:0] = 11 Tested
at 915 MHz
–8
—
+13
dBm
P
TX_max
Tested at 315-915 MHz
Power control by txpow[2:0] Register
+11
+13
—
dBm
P
TX
Production test at txpow[2:0] = 11 Tested
at 915 MHz
+8
—
+17
dBm
P
TX_max
P
RF_OUT
Tested at 315-915 MHz
controlled by txpow[2:0] Register
+15
—
+17
3
—
—
dBm
dB
—
2
—
dB
—
—
—
0.5
—
—
—
–54
–54
dBm
dBm
P
OB-TX1
P
OB-TX2
6
Tel: +86-755-82973805
Fax: +86-755-82973550
E-mail: sales@hoperf.com
http://www.hoperf.com
HOPERF [ Hope Microelectronics co., Ltd ]
