TheTTL - Al Kossow's Bitsavers

Contents
Title
Page
FIELD-PROGRAMMABLE LOGIC ADVANTAGES.............................................. 1
PAL® and FPLA Symbology ..................................................... : . . . . . . . . . . . . . 1
Family Architectures. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PAL Options, . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Polarity Fuse .............................................................................. 3
Input Registers ............................................................................. 3
Input Latches ............................................................................. 3
Programming. '" ..................'... '" ... '................... " . .. .. . . .. .. .. . . . . . . . . .... . . . 6
Design Example ........................................................................'..... 6
Example Requirements ....................................................................... 7
PAL hnplenlentation .......................................................................... 7
PAL Selection ..................................................'............................. g
Clock Selector Details ..............................'.......................................... g
4-Bit Binary Counter Details .................................................................. 10
Binary/Decade Count,Details ....................... .. ... .. . .. . . .. . . .... .... . . . ... . . . . . . .... . .. 10
Fuse Map Details ............................................................................ 11
Advanced Software. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . . . . . . . . . .. . . . .. 15
Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 15
ADDRESS FOR PROGRAMMING AND SOFTWARE MANUFACTURERS ........................ 18
Hardware Manufacturers ...................................................................... 18
Software Manufacturers .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 18
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® PAL is a registered trademark of Monolithic Memories Inc,
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