RFM95 Datasheet, PDF (16/121 Pages) List of Unclassifed Manufacturers – Low Power Long Range Transceiver Module

RFM95/96/97/98(W)
RF_OPH_ Max RF output power, on
MAX
PA_BOOST pin
High power mode
-
+20
- dBm
ΔRF_
OPH_V
RF output power stability on PA_-
BOOST pin versus voltage supply.
VDD = 2.4 V to 3.7 V
-
+/-1
- dB
ΔRF_T
RF output power stability versus
temperature on PA_BOOST pin.
From T = -40 °C to +85 °C
-
+/-1
- dB
169 MHz band
10kHz Offset
-
-118
-
50kHz Offset
-
-118
- dBc/
400kHz Offset
-
-128
- Hz
1MHz Offset
-
-132
-
PHN
Transmitter Phase Noise
433 MHz band
10kHz Offset
-
-109
-
50kHz Offset
-
-109
- dBc/
400kHz Offset
-
-121
- Hz
1MHz Offset
-
-128
-
868/915 MHz band
10kHz Offset
-
-103
-
50kHz Offset
-
-103
- dBc/
400kHz Offset
-
-115
- Hz
1MHz Offset
-
-122
-
ACP
Transmitter adjacent channel
BT=1. Measurement conditions as
power (measured at 25 kHz offset) defined by EN 300 220-1 V2.3.1
-
-
-37 dBm
TS_TR
Transmitter wake up time, to the
first rising edge of DCLK
Frequency Synthesizer enabled, PaR-
amp = 10us, BR = 4.8 kb/s
-
120
- us
2.4.5. Electrical specification for Lora^TM modulation
The table below gives the electrical specifications for the transceiver operating with Lora^TM modulation. Following
conditions apply unless otherwise specified:
Š Supply voltage = 3.3 V.
Š Temperature = 25° C.
Š f_XOSC = 32 MHz.
Š Lower bands: 169 MHz and 433 MHz, higher bands: 868 and 915 MHz
Š bandwidth (BW) = 125 kHz.
Š Spreading Factor (SF) = 12.
Š Error Correction Code (EC) = 4/6.
Š Packet Error Rate (PER)= 1%
Š CRC on payload enabled.
Š Output power = 13 dBm in transmission.
Š Payload length = 64 bytes.
Š Preamble Length = 12 symbols (programmed register PreambleLength=8)
Š With matched impedances
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