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L9680 Datasheet(PDF) 271 Page - STMicroelectronics |
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L9680 Datasheet(HTML) 271 Page - STMicroelectronics |
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271 / 286 page  DS11615 Rev 7 271/286 L9680 Electrical characteristics 285 17.20 Safing engine All electrical characteristics are valid for the following conditions unless otherwise noted: 40 °C Ta +95 °C, VINGOOD0 VIN 35 V, VCCx(min) VCCx VCCx(max), VCC = 3.3 V or 5 V. 17 IPD_DCS_TOT DCSx total current pull down IPD_DCS_TOT = IPD_DCS + RPD_DCS VDCS = 6.5 V 160 240 330 µA 18 CDCS Output capacitance Design Info 10 - - nF 19 IREF_DCS Internal Current Reference for DCS Current Measurement - -5% 300 +5% µA 20 Ratio_VDCS Divider ratio for DCSx voltage measurement - -3% 7.125 +3% V/V 21 VOFF_DCS DCSx internal offset during voltage measurement - 0.35 0.375 0.39 V Table 66. DC Sensor interface specifications (continued) No Symbol Parameter Conditions Min Typ Max Unit Table 67. Arming Interface – DC specifications No Symbol Parameter Conditions Min Typ Max Unit 1 VTH_H_ACL ACL input voltage thresholds - 2.33 - 2.5 V 2 VTH_L_ACL - 1.58 - 1.71 V 3 VHYS_ACl ACL hysteresis - 0.6 0.75 0.9 V 4 RPD_ACL ACL pull down resistance VACL = 3.3V 150 210 270 kΩ 5 VOH_ARM ARMx output high voltage ILOAD = -0.5 mA internal safing selected VCC-0.60 - VCC V 6 VOL_ARM ARMx output low voltage ILOAD = 2.0 mA internal safing selected 0 - 0.4 V 7 RPD_ARM ARMx pull down resistance - 65 100 135 kΩ 8 VIH_ARM ARMx high level input voltage - 2 - - V 9 VIL_ARM ARMx low level input voltage - - - 0.8 V 10 RPD_ARMx, x=1,2,3 ARM1,2,3 pull down resistor External safing selected 60 100 140 kΩ 11 IPU_ARM4 ARM4 pull up current ARM4 = 0V external safing selected -100 -75 -50 µA 12 VOH_PSINHB PSINHB output high voltage ILOAD = -0.5 mA Internal safing selected VCC-0.60 - VCC V |
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