HD29412 drivers equivalent, dual differential line drivers.
dual differential line drivers with three state outputs designed to satisfy the requirements of EIA-422. Each driver has an output control is low, the associated outputs .
Function Table
Input
Output
AB C D Y Z
HH H H H L
HL H H L H
LH H H L H
LL H H L H
XX L X Z Z
XX X L Z Z
H :.
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