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AR# 695

XC4000H: Input/Output mode defaults for 4000H

Description

For the 4000H:

The output slew-rate defaults to CAP (as opposed to RES)
The output level defaults to CMOS (as opposed to TTL)
The input threshold defaults to TTL (as opposed to CMOS)

Inputs and outputs can be configured individually as CMOS or TTL.

解决方案

AR# 695
创建日期 11/30/1995
Last Updated 01/12/2003
状态 Archive
Type 综合文章