SI4468-7 Datasheet, PDF (4/57 Pages) Silicon Laboratories – Highly configurable packet handler

Si4468/7
1. Electrical Specifications
Table 1. DC Characteristics¹
Parameter
Symbol
Test Condition
Min
Supply Voltage
V_DD
1.8
Range
Power Saving Modes I_Shutdown
RC Oscillator, Main Digital Regulator,
—
and Low Power Digital Regulator OFF
I_Standby
Register values maintained and RC
—
oscillator/WUT OFF
I_SleepRC RC Oscillator/WUT ON and all register values main- —
tained, and all other blocks OFF
I_SleepXO
Sleep current using an external 32 kHz crystal
—
I_{Sensor Low battery detector ON, register values maintained,} —
-LBD
and all other blocks OFF
I_Ready
Crystal Oscillator and Main Digital Regulator ON,
—
all other blocks OFF
Preamble Sense
Mode Current
I_psm
Duty cycling during preamble search,
—
1.2 kbps, 4 byte preamble (no sensitivity degradation)
I_psm Fixed 1 s wakeup interval, 50 kbps, 5 byte preamble —
TUNE Mode Current I_{Tune_RX}
RX Tune, High Performance Mode
—
I_{Tune_TX}
TX Tune, High Performance Mode
—
RX Mode Current
I_RXH
High Performance Mode
—
Measured at 915 MHz and 40 kbps data rate.
I_RXL Low Power Mode Measured at 315 MHz and 40 kbps —
data
TX Mode Current
I_{TX_+20}
+20 dBm output power, Class-E match,
—
(Si4468)
915 MHz, 3.3 V
+20 dBm output power, square-wave match,
—
169 MHz, 3.3 V
+13 dBm output power, Class-E match,
—
915 MHz, 3.3 V
TX Mode Current
(Si4467)
I_{TX_+10}
+10 dBm output power, Class-E match,
915/868 MHz, 3.3 V²
—
I_{TX_+10}
+10 dBm output power, Class-E match,
169 MHz, 3.3 V²
—
I_{TX_+13}
+13 dBm output power, Class-E match,
—
915/868 MHz, 3.3 V
Typ Max Unit
3.3 3.8 V
30 1300 nA
40 2900 nA
740 3800 nA
1.7 — µA
1 — µA
1.8 — mA
6 — mA
10 — µA
7.6 — mA
7.8 — mA
13.7 22 mA
10.9 — mA
88 108 mA
68.5 80 mA
44.5 60 mA
19.7 — mA
18 — mA
24 — mA
Notes:
1. All minimum and maximum values are guaranteed across the recommended operating conditions of supply voltage and
from –40 to +85 °C unless otherwise stated. All typical values apply at VDD = 3.3 V and 25 °C unless otherwise stated.
2. Measured on direct tie RF evaluation board.
4
Rev 1.0