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L9678P Datasheet(PDF) 193 Page - STMicroelectronics |
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L9678P Datasheet(HTML) 193 Page - STMicroelectronics |
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193 / 203 page ![]() DocID029274 Rev 3 193/203 L9678P, L9678P-S Electrical characteristics 202 15.22 ISO9141 interface (K-LINE) All electrical characteristics are valid for the following conditions unless otherwise noted. -40 °C Ta +95 °C, VINGOOD(max) VIN 35V. Table 59. ISO9141 interface DC specifications N° Symbol Parameter Condition Min Typ Max Unit 1VIH_ISOTX ISOTX high level input voltage -2 - - V 2VIL_ISOTX ISOTX low level input voltage -- - 0.8 V 3VHYS_ISOTX ISOTX hysteresis input voltage - 150 - 500 mV 4IPU_ISOTX ISOTX pull up current ISOTX = 0 -70 -45 -20 µA 5CIN_ISOTX ISOTX input capacitance Design Info - - 5 pF 6VTH_DOM_ISOK ISOK input receiver threshold ISOTX = 0V VIN * 0.4 VIN * 0.45 VIN * 0.5 V 7VTH_REC_ISOK ISOTX = VDDQ VIN * 0.5 VIN * 0.55 VIN * 0.6 V 8VHYS_ISOK - VIN * 0.07 VIN * 0.1 VIN * 0.13 V 9VO_DOM_ISOK ISOK output voltage ISOTX = 0V, IISOK = 40mA -- 1.2 V 10 IOC_ISOK ISOK over current detection - 50 - 100 mA 11 ILIM_ISOK ISOK current limitation - 50 - 100 mA 12 ∆ILIM_OC_ISOK Difference between current limitation and OC threshold ILIM_ISOK - IOC_ISOK 0.1 - - mA 13 ISINK_ISOK ISOK sink current capability Design Info 40 - - mA 14 ILKG_ISOK ISOK input leakage current VIN < 18V, Driver Off (device is supplied) -10 - 10 µA 15 VOH_ISORX ISORX output high voltage ILOAD = -0.5 mA VDD Q -0.60 - VDD Q V 16 VOL_ISORX ISORX output low voltage ILOAD = 2 mA 0 - 0.4 V 17 CIN ISOK Input Capacitance Design info - - 10 pF 18 TJSD_ISOK Thermal shutdown - 150 175 190 °C 19 THYS_TSD_ISOK -5 10 15 °C |
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