RFM42 Datasheet, PDF (4/110 Pages) –

RFM42/43
1. Electrical Specifications
Table 1. DC Characteristics
Parameter
Symbol
Conditions
Min Typ Max Units
Supply
Range
Voltage
Vdd
1.8 3.0 3.6
V
Power Saving Modes
RC Oscillator, Main Digital Regulator, and Low Power
IShutdown
—
Digital Regulator OFF²
10 TBD nA
Low Power Digital Regulator ON (Register values
400
nA
IStandby retained) and Main Digital Regulator, and RC
—
—
Oscillator OFF¹
RC Oscillator and Low Power Digital Regulator ON
800
nA
ISleep (Register values retained) and Main Digital Regulator —
—
OFF¹
ISensor-L Main Digital Regulator and Low Battery Detector ON,
1
μA
—
—
BD
Crystal Oscillator and all other blocks OFF²
ISensor-T Main Digital Regulator and Temperature Sensor ON,
1
μA
—
—
S
Crystal Oscillator and all other blocks OFF²
Crystal Oscillator and Main Digital Regulator ON, all
600
μA
IReady
—
—
other blocks OFF. Crystal Oscillator buffer disabled¹
TUNE Mode Current ITune
Synthesizer and regulators enabled
— 9.5
—
mA
TX Mode Current for ITX_+17
txpow[2:0] = 011 (+17 dBm), VDD = 3.3 V
—
60
—
mA
RFM42
ITX_+11
txpow[2:0] = 000 (+11 dBm), VDD = 3.3 V
—
27
—
mA
TX Mode Current for ITX_+13
txpow[2:0] = 111 (+13 dBm), VDD = 3.3 V
—
28
—
mA
RFM43
ITX_+1
txpow[2:0] = 100 (+1 dBm), VDD = 3.3 V
—
16
—
mA
Notes:
1. All specification guaranteed by production test unless otherwise noted.
2. Guaranteed by qualification.
4
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