SI4460-C2A-GM Datasheet, PDF (4/53 Pages) Silicon Laboratories – HIGH-PERFORMANCE, LOW-CURRENT TRANSCEIVER

Si4463/61/60-C
1. Electrical Specifications
Table 1. DC Characteristics¹
Parameter
Symbol
Test Condition
Min Typ Max Unit
Supply Voltage
V_DD
Range
1.8 3.3 3.8 V
Power Saving Modes I_Shutdown
RC Oscillator, Main Digital Regulator,
and Low Power Digital Regulator OFF
— 30 1300 nA
I_Standby
Register values maintained and RC
oscillator/WUT OFF
— 40 2900 nA
I_SleepRC RC Oscillator/WUT ON and all register values main- — 740 3800 nA
tained, and all other blocks OFF
I_SleepXO
Sleep current using an external 32 kHz crystal
— 1.7 — µA
I_Sensor Low battery detector ON, register values maintained, — 1 — µA
-LBD
and all other blocks OFF
I_Ready
Crystal Oscillator and Main Digital Regulator ON,
— 1.8 — mA
all other blocks OFF
Preamble Sense
I_psm
Mode Current
Duty cycling during preamble search,
1.2 kbps, 4 byte preamble
— 6 — mA
I_psm Fixed 1 s wakeup interval, 50 kbps, 5 byte preamble — 10 — µA
TUNE Mode Current I_{Tune_RX}
RX Tune, High Performance Mode
— 7.6 — mA
I_{Tune_TX}
TX Tune, High Performance Mode
— 7.8 — mA
RX Mode Current
I_RXH
High Performance Mode
— 13.7 22 mA
(measured at 915 MHz and 40 kbps data rate)
I_RXL
Low Power Mode
— 10.9 — mA
(measured at 315 MHz and 40 kbps data rate)
TX Mode Current
(Si4463)
I_{TX_+20}
+20 dBm output power, Class-E match,
915 MHz, 3.3 V
— 88 108 mA
+20 dBm output power, square-wave match,
169 MHz, 3.3 V
— 68.5 80 mA
+13 dBm output power, Class-E match,
915 MHz, 3.3 V
— 44.5 60 mA
TX Mode Current
(Si4460)
I_{TX_+10}
+10 dBm output power, Class-E match,
915/868 MHz, 3.3 V²
— 19.7 — mA
I_{TX_+10}
+10 dBm output power, Class-E match,
169 MHz, 3.3 V²
— 18 — mA
I_{TX_+13}
+13 dBm output power, Class-E match,
915/868 MHz, 3.3 V
— 24 — mA
TX Mode Current
(Si4461)
I_{TX_+16}
+16 dBm output power, class-E match,
868 MHz, 3.3 V
— 43 55 mA
I_{TX_+13}
+13 dBm output power, switched-current match,
868 MHz, 3.3 V
— 33.5 40 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