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L9963E 数据表(PDF) 79 Page - STMicroelectronics |
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L9963E 数据表(HTML) 79 Page - STMicroelectronics |
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79 / 184 page  Category Diagnostic name Condition Available in Availability type Actions SPI related fields name SPI related fields descriptio n BIST Main Oscillator Monitor Failure Frequency mismatch between the two oscillators Normal, Cyclic Wakeup Always ON, when enabled •Raise FAULTL •Set latch clk_mon_e n Enable Bit Y E S clk_mon_e n = 0 OSCFail Fault Status Bit clk_mon_ini t_done Enable Status Bit BIST Standby Oscillator Monitor Failure Frequency mismatch between the two oscillators Normal, Cyclic Wakeup, Silent Balancing, Sleep Always ON, when enabled •Stop balance on whole stack N O Regulators VREG UV VVREG < VVREG_UV for t > TVREG_FILT Normal, Cyclic Wakeup Always ON •Set Latch •Raise FAULTL •Stop balance on whole stack VREG_UV Fault Latch N O BIST VREG UV Comparator BIST failure VREG Undervolta ge Analog Comparato r BIST Fail Normal, Cyclic Wakeup Periodic or On- Demand Voltage Conversion Routine •Set Latch •Raise FAULTL VREG_CO MP_BIST_ FAIL Fault Latch N O Regulators VREG OV VVREG > VVREG_OV for t > TVREG_FILT Normal, Cyclic Wakeup Always ON •Set Latch •Raise FAULTL •Stop balance on whole stack •Disable bootstrap VREG_OV Fault Latch N O Regulators VANA OV VVANA > VVANA_OV for t > TVANA_OV_ FILT Normal, Cyclic Wakeup Always ON •Set Latch VANA_OV Fault Latch N O Regulators VANA UV VVANA < VVANA_UV for t > TPOR_FILT All states Always ON •POR N O Regulators VDIG OV VVDIG > VVDIG_OV for t > TVDIG_FILT Normal, Cyclic Wakeup Always ON •Set Latch VDIG_OV Fault Latch N O Regulators VDIG UV VVDIG < VVDIG_UV for t > TPOR_FILT All states Always ON •POR N O L9963E Safety and diagnostic features DS13636 - Rev 12 page 79/184 |
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