RFM22
1. Electrical Specifications
Table 1. DC Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Supply Voltage Range
Vdd
1.8
3.0
3.6
V
RC Oscillator, Main Digital Regulator, and Low
Power Digital Regulator OFF2
—
10
—
nA
IShutdown
IStandby
Low Power Digital Regulator ON (Register values
retained) and Main Digital Regulator, and RC
Oscillator OFF1
—
400
—
nA
RC Oscillator and Low Power Digital Regulator ON
(Register values retained) and Main Digital Regulator
OFF1
—
800
—
nA
ISleep
Power Saving Modes
ISensor- Main Digital Regulator and Low Battery Detector ON,
LBD
ISensor- Main Digital Regulator and Temperature Sensor ON,
—
—
1
1
—
—
—
μA
μA
Crystal Oscillator and all other blocks OFF2
Crystal Oscillator and all other blocks OFF2
Crystal Oscillator and Main Digital Regulator ON, all
other blocks OFF. Crystal Oscillator buffer disabled1
TS
—
—
600
μA
IReady
Synthesizer and regulators enabled
9.5
18.5
60
—
—
—
—
mA
TUNE Mode Current
RX Mode Current
ITune
IRX
—
—
—
mA
mA
mA
ITX_+17
ITX_+8
txpow[1:0] = 11 (+17 dBm), VDD = 3.3 V
txpow[1:0] = 00 (+8 dBm), VDD = 3.3 V
TX Mode Current
27
Notes:
1. All specification guaranteed by production test unless otherwise noted.
2. Guaranteed by qualification.
4
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