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MC74F194D bảng dữ liệu(PDF) 2 Page - Motorola, Inc |
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MC74F194D bảng dữ liệu(HTML) 2 Page - Motorola, Inc |
2 / 3 page 4-102 FAST AND LS TTL DATA MC74F194 LOGIC DIAGRAM S1 S0 DSR CP MR Q0 Q1 Q2 Q3 P0 P1 P2 P3 DSR S Q0 CP R CLEAR S Q1 CP R CLEAR S Q2 CP R CLEAR S Q3 CP R CLEAR Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays. GUARANTEED OPERATING RANGES Symbol Parameter Min Typ Max Unit VCC Supply Voltage 74 4.5 5.0 5.5 V TA Operating Ambient Temperature Range 74 0 25 70 °C IOH Output Current — High 74 – 1.0 mA IOL Output Current — Low 74 20 mA DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified) Symbol Parameter Limits Unit Test Conditions Symbol Parameter Min Typ Max Unit Test Conditions VIH Input HIGH Voltage 2.0 V Guaranteed Input HIGH Voltage VIL Input LOW Voltage 0.8 V Guaranteed Input LOW Voltage VIK Input Clamp Diode Voltage – 1.2 V IIN = –18 mA VCC = MIN VOH Output HIGH Voltage 74 2.5 3.4 V IOH = –1.0 mA VCC = 4.5 V VOH Output HIGH Voltage 74 2.7 3.4 V IOH = –1.0 mA VCC = 4.75 V VOL Output LOW Voltage 0.35 0.5 V IOL = 20 mA VCC = MIN IIH Input HIGH Current 20 µA VIN = 2.7 V VCC = MAX IIH Input HIGH Current 100 µA VIN = 7.0 V VCC = MAX IIL Input LOW Current – 0.6 mA VIN = 0.5 V VCC = MAX IOS Output Short Circuit Current (Note 2) – 60 –150 mA VOUT = 0 V VCC = MAX ICC Power Supply Current 33 46 mA Sn, MR, DSR, DSL = 4.5 V Pn = Gnd, CP = VCC = MAX NOTES: 1. For conditions such as MIN or MAX, use the appropriate value specified under guaranteed operating ranges. 2. Not more than one output should be shorted at a time, nor for more than 1 second. |
Số phần tương tự - MC74F194D |
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Mô tả tương tự - MC74F194D |
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