Data Sheet

LAMBDA62 LoRa Transceiver
DS-LAMBDA62-6
Page 9
General Specifications
Symbol Description Conditions Min Typ Max Unit
FR Synthesizer Frequency Range SX1261** 150 960 MHz
FSTEP Synthesizer Frequency Step 0.95 MHz
PHN
Synthesizer Phase Noise
868/918MHz
1 KHz offset
10 KHz offset
100 KHz offset
1 MHz offset
10 MHz offset
-75
-95
-100
-120
-135
dBc/
Hz
TS_FS Synthesizer wakeup time From standby to XOSC Mode 40 uS
TS_HOP Synthesizer hop time 10MHz step 30 uS
TS_OSC
Crystal Oscillator Wakeup
time
From Standby_RC 150 uS
OSC_TR
M
Crystal Oscillator trimming
range for crystal frequency
error compensation
Min/max specification
+/-
15
+/-
30
Ppm
BR_F Bit Rate FSK
Programmable Min Modulation
index is 0.5
0.6 300 Kb/s
FDA Frequency Deviation FSK
Programmable
FDA + BR_F/2=<250KHz
0.6 200 KHz
BR_L Bit Rate LoRa
Min for SF12 BW_L=7.8KHz
Min for SF12 BW_L=500KHz
0.01
8
62.
5
Kb/s
BW_L Signal BW, LoRa Programmable 7.8 500 KHz
SF Spreading Factor for LoRa
Programmable chips/
symbol=2
SF
5 12
VTCXO
Regulated voltage range
for TCXO voltage supply
1.6 1.7 3.3 V
ILTCXO
Load current for TCXO regu-
lator
mA
TSVTCXO
Startup time for TCXO regula-
tor
From enable to regulated volt-
age within 25mV from target
uS
IDDTCXO
Current Consumption for
TCXO regulator
Quiescent current
Relative to load current 1
70
2
uA
%
ATCXO
Amplitude voltage for external
TCXO applied to XTA pin
Provided through a 220ohm
resistor in series with 10pF
Cap
0.4 0.6 1.2
Vpk-
pk
The module contains the Semetch SX1262 which is capable of these operating frequencies however the
module contains an impedance matching network which is optimised for operation at 868/915, operating
at other frequencies will be impractical.