modelNRXFERGATE

Transfergate with enable active high. Output strength reduced.

Information

Description in VHDL is given by http://www.cs.sfu.ca/~ggbaker/reference/std_logic/src/std_logic_entities.vhd

Truth Table

DataIn Enable DataOut
* U U
* X UW
* 0 Z
* 1 DataIn, Strength Reduced
* Z UW
* W UW
* L Z
* H DataIn, Strength Reduced
* - UW
UW: if dataIn == U then U else W
Strength Reduced: 0 -> L, 1 -> H, X -> W

Parameters

TypeNameDefaultDescription
SI.TimetHL0High->Low delay
SI.TimetLH0Low->High delay

Connectors

TypeNameDefaultDescription
D.Interfaces.DigitalInputenable
D.Interfaces.DigitalInputx
D.Interfaces.DigitalOutputy

Revisions

  • January 15, 2010 created by Ulrich Donath