
Logic Symbols
IEEE/IEC
Mode Select-Function Table
Operating Mode
Load ‘1'
Load ‘0'
Hold (Do Nothing)
H HIGH Voltage Level
L LOW Voltage Level
X Immaterial
LOW-to-HIGH Clock Transition
Logic Diagram
Inputs
Outputs
CP
CE
L
Dn
H
Qn
H
L
L
L
H
X No Change
X
H
X No Change
Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.
www.fairchildsemi.com
2