{{tag>collection_nats vendor_intel vendor_mhs vendor_creative-tech type_processor type_processor/microprocessor type_processor/microcontroller/8051 year_1992 tech_unknown foundry_unknown}}
{{tag>auser_ignore_errors}}

A Soundblaster DSP based on Intel 80C52 from the beginning of 90's. The die size is large. Each version 4xx has a different firmware burnt in mask ROM.

Available version:

- 405 : mask rom directly visible

- 412 : needs delayering and probably staining

=== Package ===

== Version 405 ==

{{:nats:creative_tech:ct1741_package.jpg?200|}}

=== DIE ===

== Version 405 ==

Copyright Marking and Processor type seems to be based on a 80C52:

{{:nats:creative_tech:80c52_ucode_intel.jpeg?200|}}

{{:nats:creative_tech:ct1741_neo5x_q75.jpg?200|}}

== Version 412 ==

To be posted

===== Map =====

== Version 405 ==

Top metal @ 5x: http://siliconpr0n.org/map/creative-tech/ct1741-v405/mz_neo5x/
  * Single (5553x7641, 21.86MB): http://siliconpr0n.org/map/creative-tech/ct1741-v405/single/creative-tech_ct1741-v405_mz_neo5x.jpg
ROM @ 20x: http://siliconpr0n.org/map/creative-tech/ct1741-v405/rom_20x/
  * Single (7949x16722, 61MB): http://siliconpr0n.org/map/creative-tech/ct1741-v405/single/creative-tech_ct1741-v405_rom_20x.jpg

== Version 412 ==

[[https://siliconpr0n.org/map/creative-tech/ct1741-v412/mz_10x/|mz_10x]]

    * [[https://siliconpr0n.org/map/creative-tech/ct1741-v412/single/creative-tech_ct1741-v412_mz_10x.jpg|Single]] (16823x13247, 109.1MB)