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HT82K94A датащи(PDF) 25 Page - Holtek Semiconductor Inc |
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HT82K94A датащи(HTML) 25 Page - Holtek Semiconductor Inc |
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25 / 43 page ![]() Application Circuits Crystal or Ceramic Resonator for Multiple I/O Applications - HT82K94E Note: The resistance and capacitance for reset circuit should be designed in such a way as to ensure that the VDD is stable and remains within a valid operating voltage range before bringing RES high. X1 can use 6MHz or 12MHz, X1 as close OSC1 & OSC2 as possible. Components with * are used for EMC issue. Components with ** are used for resonator only. If necessary. Crystal or Ceramic Resonator for Multiple I/O Applications - HT82K94A Note: X1 can use 6MHz or 12MHz, X1 as close OSC1 & OSC2 as possible. Components with ** are used for resonator only. If necessary. HT82K94E/HT82K94A Rev. 2.40 25 November 5, 2014 H T 8 2 K 9 4 E U S B D + / C L K U S B D - / D A T A V 3 3 O 1 . 5 k W V D D U S B - U S B + V S S 3 3 W 3 3 W P A 0 ~ P A 7 P B 0 ~ P B 7 P C 0 ~ P C 7 P D 0 ~ P D 7 0 . 1 m F 4 7 p F * 4 7 p F * * * 5 W 0 . 1 m F * * 4 7 p F * 4 7 p F * V D D O S C 1 O S C 2 R E S V S S 0 . 1 m F 1 0 0 k W 1 0 m F 3 3 W X 1 * 0 . 1 m F 0 . 1 m F 1 0 k W 5 W * * * * * * * P E 0 ~ P E 7 H T 8 2 K 9 4 A U S B D + / C L K U S B D - / D A T A V 3 3 O 1 . 5 k W V D D U S B - U S B + V S S P A 0 ~ P A 7 P B 0 ~ P B 7 P C 0 ~ P C 7 P D 0 ~ P D 7 0 . 1 m F V D D O S C 1 O S C 2 R E S V S S 0 . 1 m F 1 0 0 k W 1 0 m F X 1 0 . 1 m F * * |
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