データシートサーチシステム |
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CD74HC390E データシート(PDF) 6 Page - Texas Instruments |
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CD74HC390E データシート(HTML) 6 Page - Texas Instruments |
6 / 15 page 6 Reset Removal Time tREM 2 70- -90- 105 - ns 4.5 14 - - 18 - 21 - ns 6 12- -15-18 - ns Reset Pulse Width tW 2 50- -65-75 - ns 4.5 10 - - 13 - 15 - ns 6 9 - - 11 - 13 - ns HCT TYPES Maximum Clock Frequency fMAX 4.5 27 - - 22 - 18 - MHz Clock Pulse Width, nCP0, nCP1 tW 4.5 19 - - 24 - 29 - ns Reset Removal Time tREM 4.5 15 - - 19 - 22 - ns Reset Pulse Width tW 4.5 13 - - 16 - 20 - ns Switching Specifications Input tr, tf = 6ns PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC UNITS MIN TYP MAX MIN MAX MIN MAX HC TYPES Propagation Delay (Figure 1) tPLH, tPHL CL = 50pF 2 - - 175 - 220 - 265 ns nCP0 to nQ0 4.5 - - 35 - 44 - 53 ns CL =15pF 5 - 14 - - - - - ns CL = 50pF 6 - - 30 - 37 - 45 ns nCP1 to nQ1 tPLH, tPHL CL = 50pF 2 - - 185 - 230 - 280 ns 4.5 - - 37 - 46 - 56 ns 6 - - 31 - 39 - 48 ns nCP1 to nQ2 tPLH, tPHL CL = 50pF 2 - - 245 - 305 - 370 ns 4.5 - - 49 - 61 - 74 ns 6 - - 42 - 52 - 63 ns nCP1 to nQ3 tPLH, tPHL CL = 50pF 2 - - 180 - 225 - 270 ns 4.5 - - 36 - 45 - 54 ns 5 - 15 - - - - - ns 6 - - 31 - 38 - 46 ns nCP0 to nQ3 (nQ0 connected to nCP1) tPLH, tPHL CL = 50pF 2 - - 365 - 455 - 550 ns 4.5 - - 73 - 91 - 110 ns 6 - - 62 - 77 - 94 ns MR to Qn tPLH, tPHL CL = 50pF 2 - - 190 - 240 - 285 ns 4.5 - - 38 - 48 - 57 ns CL =15pF 5 - 16 - - - - - ns CL = 50pF 6 - - 32 - 41 - 48 ns Prerequisite for Switching Specifications (Continued) CHARACTERISTIC SYMBOL VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC UNITS MIN TYP MAX MIN MAX MIN MAX CD74HC390, CD54HCT390, CD74HCT390 |
同様の部品番号 - CD74HC390E |
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同様の説明 - CD74HC390E |
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