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STR910FAM32X6T 데이터시트(PDF) 61 Page - STMicroelectronics |
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STR910FAM32X6T 데이터시트(HTML) 61 Page - STMicroelectronics |
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61 / 99 page ![]() STR91xFAx32 STR91xFAx42 STR91xFAx44 Electrical characteristics 61/99 7.4 RESET_INn and power-on-reset characteristics VDDQ = 2.7 - 3.6V, VDD = 1.65 - 2V, TA = -40 / 85 °C unless otherwise specified. 7.5 LVD electrical characteristics VDDQ = 2.7 - 3.6V, VDD = 1.65 - 2V, TA = -40 / 85 °C unless otherwise specified. Table 14. RESET_INn and power-on-reset characteristics Symbol Parameter Test Conditions Value Unit Min(1) Typ Max tRINMIN RESET_INn Valid Active Low 100 ns tPOR Power-On-Reset Condition duration VDDQ,VDD ramp time is less than 10ms: 0V to VDD 10 ms tRSO RESET_OUT Duration (Watchdog reset) one PCLK ns 1. Data based on bench measurements, not tested in production. Table 15. LVD electrical characteristics Symbol Parameter Test Conditions Value Unit Min Typ Max VDD_LVD+ (1.8V) LVD threshold during VDD rise 1.43 1.50 1.58 V VDD_LVD- (1.8V) LVD threshold during VDD fall 1.33 1.40 1.47 V VDD_BRN (1.8V) VDD brown out warning threshold 1.65 V VDDQ_LVD+ (3.0V) LVD threshold during VDDQ rise (1)(2) 2.32 2.45 2.57 V VDDQ_LVD- (3.0V) LVD threshold during VDDQ fall (1)(2) 2.23 2.35 2.46 VDDQ_BRN (3.0V) VDDQ brown out warning threshold (1)(2) 2.65 V VDDQ_LVD+ (3.3V) LVD threshold during VDDQ rise (2)(3) 2.61 2.75 2.89 V VDDQ_LVD- (3.3V) LVD threshold during VDDQ fall (2)(3) 2.52 2.65 2.78 VDDQ_BRN (3.3V) VDDQ brown out warning threshold (2)(3) 2.95 V 1. For VDDQ I/O voltage operating at 2.7 - 3.3V. 2. Selection of VDDQ operation range is made using configuration software from ST, or IDE from 3rd parties. The default condition is VDDQ=2.7V - 3.3V. 3. For VDDQ I/O voltage operating at 3.0 - 3.6V. |
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