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EM357-RTR 数据表(PDF) 14 Page - List of Unclassifed Manufacturers |
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EM357-RTR 数据表(HTML) 14 Page - List of Unclassifed Manufacturers |
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14 / 240 page ![]() EM351 / EM357 2 Electrical Characteristics 2.1 Absolute Maximum Ratings Table 2-1 lists the absolute maximum ratings for the EM35x. Table 2-1. Absolute Maximum Ratings Parameter Test Conditions Min. Max. Unit Regulator input voltage (VDD_PADS) -0.3 +3.6 V Analog, Memory and Core voltage (VDD_24MHZ, VDD_VCO, VDD_RF, VDD_IF, VDD_PADSA, VDD_MEM, VDD_PRE, VDD_SYNTH, VDD_CORE) -0.3 +2.0 V Voltage on RF_P,N; RF_TX_ALT_P,N -0.3 +3.6 V RF Input Power (for max level for correct packet reception see Table 2-7) RX signal into a lossless balun +15 dBm Voltage on any GPIO (PA[7:0], PB[7:0], PC[7:0]), SWCLK, nRESET, VREG_OUT -0.3 VDD_PADS +0.3 V Voltage on any GPIO pin (PA4, PA5, PB5, PB6, PB7, PC1), when used as an input to the general purpose ADC with the low voltage range selected -0.3 2.0 V Voltage on OSCA, OSCB, NC -0.3 VDD_PADSA +0.3 V Storage temperature -40 +140 °C 2.2 Recommended Operating Conditions Table 2-2 lists the rated operating conditions of the EM35x. Table 2-2. Operating Conditions Parameter Test Conditions Min. Typ. Max. Unit Regulator input voltage (VDD_PADS) 2.1 3.6 V Analog and memory input voltage (VDD_24MHZ, VDD_VCO, VDD_RF, VDD_IF, VDD_PADSA, VDD_MEM, VDD_PRE, VDD_SYNTH) 1.7 1.8 1.9 V Core input voltage when supplied from internal regulator (VDD_CORE) 1.18 1.25 1.32 V Core input voltage when supplied externally (VDD_CORE) 1.18 1.9 V 2-1 120-035X-000D Preliminary |
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