14.8.341 OR4B

This component is supported by ACT 1, ACT 2, ACT 3, 3200DX, MX, SX, SX-A, SX-S, eX, Accelerator families.

Figure 14-375. OR4B Logic Diagram
  • Function: 4-Input OR with active low A- and B-Inputs
  • Input: A, B, C, D
  • Output: Y
Table 14-656. Truth Table
ABCDY
X0XX1
0XXX1
11000
XXX11
XX1X1
Table 14-657. Modules
FamilySeqComb
ACT 1/MX2
Others1
Note: A 2 on the symbol implies 2 logic module delays only for ACT 1 and MX.