74F525 - NXP

74F525 Programmable Counter

The ’F525 is a multi-function 28-pin device It consists of a 16-bit count-down counter logic to control the counter logic to control the state of the outputs and a PLA to decode the particular function selected by the user The list of highspeed timing applications include Features Y Y Y Y Y Y Y Baud rate generator Digitally programmed monostable Variable s.

Features

Y Y Y Y Y Y Y Baud rate generator Digitally programmed monostable Variable system frequency generator Digital filter variable sampling rate 16-bit data path External trigger Extremely accurate one shot w pulse widths from 50 ns to 3 27 ms CP e 40 MHz Commercial 74F525QC (Note 1) 74F525SC (Note 1) 74F525PC Package Number V28A M28B N28B Package Description 28-Lead Molded Plastic Leaded Chip Carrier 28-Lead (0 300 Wide) Molded Small Outline JEDEC 28-Lead (0 600 Wide) Molded Dual-In-Line Package Note 1 Devices also available in 13 reel Use suffix e SCX and QCX Connection Diagrams Pin Assignm.