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SPIRIT1 数据表(PDF) 13 Page - STMicroelectronics |
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SPIRIT1 数据表(HTML) 13 Page - STMicroelectronics |
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13 / 94 page ![]() SPIRIT1 Absolute maximum ratings and thermal data Doc ID 022758 Rev 3 13/94 5 Absolute maximum ratings and thermal data Absolute maximum ratings are those values above which damage to the device may occur. Functional operation under these conditions is not implied. All voltages are referred to GND. Table 4. Absolute maximum ratings Pin Parameter Value Unit 8,14,16 Supply voltage and SMPS output -0.3 to +3.6 V 17 DC voltage on VREG -0.3 to +1.4 V 1,3,4,5,15,18,19,20 DC voltage on digital input pins -0.3 to +3.6 V 2 DC voltage on digital output pins -0.3 to +3.6 V 11 DC voltage on analog pins -0.3 to +3.6 V 6,7,9,10 DC voltage on RX/XTAL pins -0.3 to +1.4 V 13 DC voltage on SMPS Ext2 pin -0.3 to +1.4 V 12 DC voltage on TX pin -0.3 to +3.6 V TSTG Storage temperature range -40 to +125 °C VESD-HBM Electrostatic discharge voltage ±1.0 KV Table 5. Thermal data Symbol Parameter QFN20 Unit Rthj-amb Thermal resistance junction-ambient 45 °C/W Table 6. Recommended operating conditions Symbol Parameter Min. Typ. Max. Unit VBAT Operating battery supply voltage 1.8 3 3.6 V TA Operating ambient temperature range -40 85 °C |
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