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<iframe src="https://ndatasheet.com/datasheet-frame/300/54191" width="300" height="250" frameborder="0" marginwidth="0" marginheight="0" scrolling="no"></iframe> |
Datasheet Info |
M54/M74HC190 M54/M74HC191 4 BIT SYNCHRONOUS UP/DOWN COUNTERS . HIGH SPEED fMAX = 48 MHz (TYP.) AT VCC = 5 V . LOW POWER DISSIPATION ICC = 4 µA (MAX |