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azonenberg:microchip:pic12ce518 [2014/03/14 15:37] azonenberg |
azonenberg:microchip:pic12ce518 [2015/01/04 22:50] |
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- | 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. | ||
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- | ====== Package ====== | ||
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- | {{: | ||
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- | 8-pin PDIP. Markings: | ||
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- | 12CE518 | ||
- | 04P (E3 logo) 12U | ||
- | (Microchip logo) 0717 | ||
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- | ====== 24LC00 die ====== | ||
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- | TODO: Better stitch | ||
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- | Looks like 2-metal CMOS at around the 800nm node. | ||
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- | Die markings: | ||
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- | Center left | ||
- | (Microchip logo) MICROCHIP | ||
- | (M) 1996 74AK2 | ||
- | | ||
- | Upper right | ||
- | 74AK2 | ||
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- | Bottom center mask rev markings, partially obscured by dirt | ||
- | ?? ?? 30 40 50 10 | ||
- | ?? ?? A1 A1 A1 A1 | ||
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- | {{: | ||
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- | ====== MCU die ====== | ||
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- | Decapped and cleaned, not yet imaged. |