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BUF4, 8, 16

General-Purpose Buffers

XC3000
XC4000E
XC4000X
XC5200
XC9000
Spartan
SpartanXL
Virtex
N/A
N/A
N/A
N/A
Macro
N/A
N/A
N/A

figures/x4614n.gif

figures/x4615n.gif

figures/x4616n.gif

BUF4, 8, 16 are general purpose, non-inverting buffers.

In CPLD architecture, BUF4, BUF8, and BUF16 are usually removed, unless you inhibit optimization by applying the OPT=OFF attribute to the BUF4, BUF8, or BUF16 symbol or by using the LOGIC_OPT=OFF global attribute.

Figure 3.34 BUF8 Implementation XC9000

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