{{tag>collection_az vendor_microchip type_processor type_processor/microcontroller type_processor/microcontroller/pic type_processor/microcontroller/pic/8bit year_1996 tech_800nm foundry_unknown}}

8-bit PIC made on 700nm UV EPROM process but in non-windowed (OTP) package. Contains a MCU die (512 12-bit EPROM words for firmware plus 25 bytes RAM) and a 16-byte 24LC00 I2C EEPROM die for data storage. 

====== Package ======

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8-pin PDIP. Markings:

    12CE518
    04P (E3 logo) 12U
    (Microchip logo) 0717

====== 24LC00 die ======

TODO: Better stitch

Looks like 2-metal CMOS at around the 800nm node.

Die markings:

Center left
    (Microchip logo) MICROCHIP
    (M) 1996 74AK2
    
Upper right
    74AK2
    
Bottom center mask rev markings, partially obscured by dirt
    ?? ?? 30 40 50 10
    ?? ?? A1 A1 A1 A1
    
{{:azonenberg:microchip:pic12ce518_eeprom_bf_neo40x_small.jpg?600|}}

====== MCU die ======

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{{:azonenberg:microchip:pic12ce518_01_bf_neo40x_annotated.jpg?600|}}

{{:azonenberg:microchip:pic12ce518_02_bf_neo40x_annotated.jpg?600|}}

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