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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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L9779WD 数据表(PDF) 36 Page - STMicroelectronics |
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L9779WD 数据表(HTML) 36 Page - STMicroelectronics |
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36 / 170 page  Functional description L9779WD 36/170 DocID027452 Rev 5 Figure 14. RST pin as a function of VDD5 (if CONFIG_REG6 bit3 = Low) Table 11. RST pin electrical characteristics Pin Symbol Parameter Test condition Min Typ Max Unit As output RST VUV_LO Output low voltage 1 < VDD5 < VDD_UV Rreset = 4.7K -- 0.4 V IUVres_max Input current VDD5 = VDD_UV VUV_reset = 0.6 V 1- - mA IlkUV_reset Input leakage current VUV_reset> VDD_UV - - 1 µA TD_UV_RS T Power-on reset delay Tested by scan 17 - 30 ms TNL Power latch mode exit delay Tested by scan 1.4 2 2.6 ms As input RST RST_L RST Input low voltage - -0.3 - 1.1 V RST_H RST input high voltage - 2.3 - VDD+0.3 V Trst_flt Reset filter time Tested by scan 7.5 10 12.5 µs RRST_PU RST pull-up resistor - 50 - 250 kΩ |
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