Datasheet

TRUTH TABLE
INPUTS OUTPUTS
STROBE SELECT A B Y (HCT157) Y (HCT158)
HXXXLH
LLLXLH
LLHXHL
LHXLLH
LHXHHL
X: DON’T CARE
IEC LOGIC SYMBOL
HCT157 HCT158
LOGIC DIAGRAM
HCT157 HCT158
M54/M74HCT157 M54/M74HCT158
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