More Free Chips to Good Home

General "chat", not necessarily MTX related
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lezanderson
Posts: 175
Joined: 14 Aug 2012 15:31

More Free Chips to Good Home

Post by lezanderson » 13 Jul 2019 12:24

I've still got some Surplus Chips..!

Anyone building their own homebrew microcomputer may be interested. These are mainly PLCC type but some are DIP or Skinny DIP


Z80 CPUs PLCC44 (Z84C0020VEC type)
Z180s PLCC
SRAM,EPROM DIP PLCC
TMS9918ANL/TMS9929ANL DIP
8477 PLCC Advanced Floppy disk controllers
Microcontrollers PLCC type
Plus Other bits and bobs.

lezanderson
Posts: 175
Joined: 14 Aug 2012 15:31

Re: More Free Chips to Good Home

Post by lezanderson » 15 Jul 2019 11:19

Mini Memotech MTX ?

Is anyone thinking of designing their own 'Mini' Memotech ? for anyone that is i've got some FREE chips they can have to get you started.

Z84C00xx CPUs DIP/PLCC
Z80 CTC DIP/PLCC
UM61256-xx 32K Fast SRAMs Skinny DIP
UM61512-xx 64K Fast SRAM Skinny DIP
IS61C1024-xx 128K Fast SRAM Skinny DIP
W27C512-45 64K EEPROM PLCC
Glue Logic (CPLD/GALs etc)
TMS9929ANL DIP40
LM1889 TV Encoder DIP
8255 Intel PIO PLCC
8251 Intel SIO PLCC
SN76489 Sound Chip DIP
89C51 MCU DIP/PLCC
7805,7812, Voltage Regulators

Dave Stevenson, Martin Allcorn & friends have already designed/Build the fantastic Memotech MTX+ :

http://www.primrosebank.net/computers/m ... txplus.htm

This is an excellent place to look for information and ideas.

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Just email me at lezanderson@gmail.com

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