Philips Semiconductors
Octal transparent latch with 3-state outputs
Product specification
HEF40373B
MSI
FUNCTION TABLE
OPERATING MODES
enable & read register
latch & read register
latch register & disable outputs
INPUTS
EO
E
Dn
L
H
L
L
H
H
L
L
I
L
L
h
H
L
I
H
L
h
Notes
1. H = HIGH state (the more positive voltage)
h = HIGH state (one set-up time prior to the HIGH-to-LOW enable transition)
L = LOW state (the less positive voltage)
I = LOW state (one set-up time prior to the HIGH-to-LOw enable transition)
Z = high impedance OFF-state
INTERNAL
REGISTER
L
H
L
H
L
H
OUTPUTS
O0 TO O7
L
H
L
H
Z
Z
January 1995
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