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    MC74BC

    Abstract: MC74BC645
    Text: MC74BC640 • MC74BC643 • MC74BC645 DC CH AR A C TERIST ICS unless otherw ise specified, Ta = - 4 0 to +85°C, V c c = 4.5 to 5.5 V Parameter Symbol Vcc (V) Test Condition Min Typ* Max Unit V " H " Level V|H 2.0 - _ " L " Level V|L - - 0.8 V 4.5 - - - 1 .2


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    BC643

    Abstract: bc645 74BC645 74bc640
    Text: MC74BC620 • MC74BC623 MAXIMUM RATINGS Parameter Symbol Value Unit Supply Voltage Vcc - 0 .5 to +7.0 V Input Voltage V|N - 0.5 to V ç c + 0-5 V O utput High - 0.5 to V qc O utput Voltage V v OUT O utput Disabled - 0 .5 to 5.5 Input Clamp Diode Current 'IK


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