поискавой системы для электроныых деталей |
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CD74HCT157M96 датащи(PDF) 4 Page - Texas Instruments |
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CD74HCT157M96 датащи(HTML) 4 Page - Texas Instruments |
4 / 15 page 4 HCT TYPES High Level Input Voltage VIH - - 4.5 to 5.5 2- - 2 - 2 - V Low Level Input Voltage VIL - - 4.5 to 5.5 - - 0.8 - 0.8 - 0.8 V High Level Output Voltage CMOS Loads VOH VIH or VIL -0.02 4.5 4.4 - - 4.4 - 4.4 - V High Level Output Voltage TTL Loads -4 4.5 3.98 - - 3.84 - 3.7 - V Low Level Output Voltage CMOS Loads VOL VIH or VIL 0.02 4.5 - - 0.1 - 0.1 - 0.1 V Low Level Output Voltage TTL Loads 4 4.5 - - 0.26 - 0.33 - 0.4 V Input Leakage Current II VCC and GND 0 5.5 - ±0.1 - ±1- ±1 µA Quiescent Device Current ICC VCC or GND 0 5.5 - - 8 - 80 - 160 µA Additional Quiescent Device Current Per Input Pin: 1 Unit Load ∆ICC (Note 2) VCC -2.1 - 4.5 to 5.5 - 100 360 - 450 - 490 µA NOTE: 2. For dual-supply systems theoretical worst case (VI = 2.4V, VCC = 5.5V) specification is 1.8mA. DC Electrical Specifications (Continued) PARAMETER SYMBOL TEST CONDITIONS VCC (V) 25oC -40oC TO 85oC -55oC TO 125oC UNITS VI (V) IO (mA) MIN TYP MAX MIN MAX MIN MAX HCT Input Loading Table INPUT UNIT LOADS HCT157 HCT158 I (All) 0.95 0.4 E 0.6 0.6 S 3 2.8 NOTE: Unit Load is ∆ICC limit specified in DC Electrical Table, e.g., 360 µA max at 25oC. 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/HCT157 TYPES Propagation Delay (Figure 1) tPLH, tPHL CL = 50pF 2 - - 125 - 155 - 190 ns Data to Output 4.5 - - 25 - 31 - 38 ns HC157 CL =15pF 5 - 10 - - - - - ns HCT157 - 12 - - - - - ns CL = 50pF 6 - - 21 - 26 - 32 ns CD54/74HC157, CD54/74HCT157, CD54/74HC158, CD54/74HCT158 |
Аналогичный номер детали - CD74HCT157M96 |
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Аналогичное описание - CD74HCT157M96 |
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