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SPSB081 датащи(PDF) 60 Page - STMicroelectronics |
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SPSB081 датащи(HTML) 60 Page - STMicroelectronics |
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60 / 137 page ![]() 5.6 DIAGN output The voltages are referred to GND and currents are assumed positive, when the current flows into the pin. 4 V ≤ VS ≤ 28 V; 4 V ≤ VSREG ≤ 28 V; TJ = from -40 °C to 150 °C, unless otherwise specified. Table 33. DIAGN output Symbol Parameter Condition Min Typ Max Unit Item VDIAGN DIAGN pin low output voltage V1 > 1V, IDIAGN = 5 mA - 0.2 0.4 V C.037 RDIAGN DIAGN pulls up int. resistor - 10 25 40 kΩ C.038 5.7 Watchdog For further information, see Section 3.6 Configurable window watchdog. 4.5 V ≤ VS ≤ 28 V; 4.5 V ≤ VSREG ≤ 28 V; TJ = from -40 °C to 150 °C, unless otherwise specified. Table 34. Watchdog Symbol Parameter Condition Min Typ Max Unit Item tLW Long open window Tested by scan 240 300 360 ms A.022 TEFW1 Early failure window 1 Tested by scan - - 4.5 ms A.023 TLFW1 Late failure window 1 Tested by scan 20 - - ms A.024 TSW1 Safe window 1 Tested by scan 7.5 - 12 ms A.025 TEFW2 Early failure window 2 Tested by scan - - 22.3 ms A.026 TLFW2 Late failure window 2 Tested by scan 100 - - ms A.027 TSW2 Safe window 2 Tested by scan 37.5 - 60 ms A.028 SPSB081 DIAGN output DS14048 - Rev 3 page 60/137 |
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