74LS221 Moto 8443

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Chip kindly donated by Mark Jeronimus.

Up to all 221 chips

Vital statistics

Variant 74LS221
Vendor Motorola
Date code 8443
Transistors
Package Ceramic
Decap date 17 Nov 2018

Package images

Top Bottom
Image 74LS221 Moto 8443 package top.jpg 74LS221 Moto 8443 package bottom.jpg
Text SN74LS211J
[Logo] 8443
PHIL
RLPCF

Die image

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Annotated die image

(not annotated yet)

Schematic

(not reverse engineered yet)