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SI4455-B1A-FM Datasheet, PDF (4/40 Pages) Silicon Laboratories – EASY-TO-USE, LOW-CURRENT OOK/(G)FSK SUB-GHZ TRANSCEIVER | |||
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Si4455
1. Electrical Specifications
Table 1. Recommended Operating Conditions
Parameter
Ambient Temperature
Supply Voltage
I/O Drive Voltage
Symbol
TA
VDD
VGPIO
Test Condition
Min
Typ
Max
Unit
â40
25
85
°C
1.8
3.6
V
1.8
3.6
V
Table 2. DC Characteristics*
Parameter
Symbol
Test Condition
Min Typ Max Unit
Supply Voltage Range
Power Saving Modes
VDD
IShutdown
RC oscillator, main digital regulator, and low
power digital regulator OFF.
1.8 3.3 3.6 V
â 30 â nA
IStandby
IReady
Register values maintained.
â
Crystal Oscillator and Main Digital Regulator ON,
all other blocks OFF.
â
50 â nA
2 â mA
ISPI Active
SPI active state
1.35
mA
TUNE Mode Current
RX Mode Current
TX Mode Current
ITune_RX
ITune_TX
IRX
ITX
RX Tune
TX Tune
+10 dBm output power, 868 MHz
+13 dBm output power, 868 MHz
â 6.5 â mA
â 6.9 â mA
â 10 â mA
â 18 â mA
â 30 â mA
*Note: All specifications are guaranteed by production test unless otherwise noted. Production test conditions and max limits
are listed in section "1.1. Definition of Test Conditions" on page 11.
4
Rev 1.1
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