74F399 Overview
The 74F398 and 74F399 are the logical equivalent of a quad 2-input multiplexer feeding into four edge-triggered flip-flops. A mon Select input determines which of two 4-bit words is accepted. The selected data enters the flip-flops on the rising edge of the clock.
74F399 Key Features
- Select inputs from two data sources
- Fully positive edge-triggered
- Both True and plementary outputs-74F398