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CC2420Z-RTR1 数据表(PDF) 13 Page - Texas Instruments |
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CC2420Z-RTR1 数据表(HTML) 13 Page - Texas Instruments |
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13 / 92 page ![]() CC2420 SWRS041B Page 13 of 89 6.8 Voltage Regulator Parameter Min. Typ. Max. Unit Condition / Note General Note that the internal voltage regulator can only supply CC2420 and no external circuitry. Input Voltage 2.1 3.0 3.6 V On the VREG_IN pin Output Voltage 1.7 1.8 1.9 V On the VREG_OUT pin Quiescent current 13 20 29 µA No current drawn from the VREG_OUT pin. Min and max numbers include 2.1 through 3.6 V input voltage Start-up time 0.3 0.6 ms 6.9 Battery Monitor Parameter Min. Typ. Max. Unit Condition / Note Current consumption 6 30 90 µA When enabled Start-up time 100 µs Voltage regulator already enabled Settling time 2 µs New toggle voltage programmed Step size 50 mV Hysteresis 10 mV Absolute accuracy -80 80 mV May be software calibrated for known reference voltage Relative accuracy -50 50 mV 6.10 Power Supply Parameter Min. Typ. Max. Unit Condition / Note Current consumption in different modes (see Figure 25, page 44) Voltage regulator off (OFF) Power Down mode (PD) Idle mode (IDLE) 0.02 20 426 1 µA µA µA Current drawn from VREG_IN, through voltage regulator Voltage regulator off Voltage regulator on Including crystal oscillator and voltage regulator Current Consumption, receive mode 18.8 mA |
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