54fct574fmqb National Semiconductor Corporation, 54fct574fmqb Datasheet
54fct574fmqb
Related parts for 54fct574fmqb
54fct574fmqb Summary of contents
Page 1
... D inputs is stored in the flip-flops on the LOW-to-HIGH Clock (CP) transition. The device is functionally identical to the ’FCT374 except for the pinouts. Ordering Code Military Package Number 54FCT574DMQB J20A 54FCT574FMQB W20A 54FCT574LMQB E20A Connection Diagrams Pin Assignment for DIP and Flatpak DS100966-1 Pin Assignment for LCC ...
Page 2
Functional Description The ’FCT574 consists of eight edge-triggered flip-flops with individual D-type inputs and TRI-STATE true outputs. The buffered clock and buffered Output Enable are common to all flip-flops. The eight flip-flops will store the state of their indi- vidual ...
Page 3
Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Storage Temperature Ambient Temperature under Bias Junction Temperature under Bias Ceramic V Pin Potential to Ground Pin CC Input ...
Page 4
AC Electrical Characteristics Symbol Parameter t Propagation Delay PLH PHL n t Output Enable Time PZH t PZL t Output Disable Time PHZ t PLZ AC Operating Requirements Symbol Parameter t (H) Setup Time, HIGH s ...
Page 5
AC Loading DS100966-4 *Includes jig and probe capacitance FIGURE 1. Standard AC Test Load FIGURE 4. Propagation Delay Waveforms for Inverting and Non-Inverting Functions FIGURE 6. TRI-STATE Output HIGH and LOW Enable and Disable Times FIGURE 2. V Input Pulse ...
Page 6
Physical Dimensions inches (millimeters) unless otherwise noted www.national.com 20-Terminal Ceramic Chip Carrier (L) NS Package Number E20A 20-Lead Ceramic Dual-In-Line Package (D) NS Package Number J20A 6 ...
Page 7
... NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant ...