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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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L9678P датащи(PDF) 189 Page - STMicroelectronics |
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L9678P датащи(HTML) 189 Page - STMicroelectronics |
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189 / 203 page  DocID029274 Rev 3 189/203 L9678P, L9678P-S Electrical characteristics 202 15.20 Safing engine All electrical characteristics are valid for the following conditions unless otherwise noted. -40 °C Ta +95 °C, VINGOOD1(max) VIN 35V, VDDx(min) VDDx VDDx(max), VDDQ = VDD5 or VDD3V3. 15 IPD_DCS Pull down current VDCS = 1.5V 70 100 130 µA 16 RPD_DCS Pull down resistance Device ON, DCS Pull Down Current disabled 90 150 210 kΩ 17 ITOT_PD_DCS Total pull down current ITOT_PD_DCS = IPD_DCS + RPD_DCS VDCS = 6.5V 100 140 200 µA 18 CDCS Output capacitance Design Info 10 - nF 19 IREF_IDCS Internal current reference for DCS current measurement - -5% 300 +5% µA 20 Ratio_VDCS Divider ratio for DCS voltage measurement - -3% 7.125 +3% V/V 21 VOFF_DCS Internal offset during voltage measurement --4% 0.375 +4% V Table 54. DC sensor interface specifications (continued) N° Symbol Parameter Condition Min Typ Max Unit Table 55. Arming interface - DC specifications N° Symbol Parameter Condition Min Typ Max Unit 1VTH_H_ACL ACL input voltage thresholds - 2.33 - 2.42 V 2VTH_L_ACL - 1.58 - 1.67 V 3VHYS_ACL ACL hysteresis - 0.6 0.75 0.9 V 4RPD_ACL ACL pull down resistance VACL = 3.3V 120 200 280 kΩ 5VOH_ARM ARM output high voltage ILOAD = -0.5 mA Internal safing selected VDDQ -0.60 -VDDQ V 6VOL_ARM ARM output low voltage ILOAD = 2.0 mA Internal safing selected 0- 0.4 V 7RPD_ARM ARM pull down resistance - 65 100 135 kΩ 14 VIH_ FENH FENH high level input voltage -2 - - V 15 VIL_ FENH FENH low level input voltage -- - 0.8 - 16 IPU_ FENH FENH pull down current FENH = VDDQ 20 45 70 µA 14 VIH_ FENL FENL high level input voltage -2 - - V |
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