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74LCX157MTR Datasheet(PDF) 7 Page - STMicroelectronics |
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74LCX157MTR Datasheet(HTML) 7 Page - STMicroelectronics |
7 / 17 page 74LCX157 Electrical characteristics 7/17 4 Electrical characteristics Table 5. DC specifications Symbol Parameter Test condition Value Unit VCC (V) -40 to 85°C Min Max VIH High level input voltage 2.7 to 3.6 2.0 V VIL Low level input voltage 0.8 V VOH High level output voltage 2.7 to 3.6 IO = -100µAVCC-0.2 V 2.7 IO = -12mA 2.2 3.0 IO = -18mA 2.4 IO = -24mA 2.2 VOL Low level output voltage 2.7 to 3.6 IO = 100µA 0.2 V 2.7 IO = 12mA 0.4 3.0 IO = 16mA 0.4 IO = 24mA 0.55 II Input leakage current 2.7 to 3.6 VI = 0 to 5.5V ± 5 µA Ioff Power OFF leakage current 0 VI or VO = 5.5V 10 µA ICC Quiescent supply current 2.7 to 3.6 VI = VCC or GND 10 µA VI or VO = 3.6 to 5.5V ± 10 ∆I CC I incr. per Input 2.7 to 3.6 VIH = VCC - 0.6V 500 µA Table 6. Dynamic switching characteristics Symbol Parameter Test condition Value Unit VCC (V) TA = 25 °C Min Typ Max VOLP Dynamic low level quiet output (1) 1. Number of outputs defined as "n". Measured with "n-1" outputs switching from HIGH to LOW or LOW to HIGH. The remaining output is measured in the LOW state. 3.3 CL = 50pF VIL = 0V, VIH = 3.3V 0.8 V VOLV -0.8 |
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