azonenberg:microchip:pic12f683
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| azonenberg:microchip:pic12f683 [2013/01/30 09:04] – created azonenberg | azonenberg:microchip:pic12f683 [2025/10/29 19:52] (current) – external edit 127.0.0.1 | ||
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| + | Microchip PIC12F683. | ||
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| + | [[http:// | ||
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| + | ====== Package ====== | ||
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| + | {{: | ||
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| + | ====== Metal 3 ====== | ||
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| + | Size is approximately 2020 x 2240 μm (4.52 mm< | ||
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| + | {{: | ||
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| + | ===== Logo ===== | ||
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| + | {{: | ||
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| + | ===== Mask rev marks ===== | ||
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| + | {{: | ||
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| + | ===== EEPROM ===== | ||
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| + | {{: | ||
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| + | ===== SRAM ===== | ||
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| + | {{: | ||
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| + | ===== Flash ===== | ||
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| + | {{: | ||
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| + | ===== Fuses ===== | ||
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| + | FIXME | ||
| + | |||
| + | ====== Metal 2 ====== | ||
| + | |||
| + | Need to take an overview pic | ||
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| + | ===== EEPROM ===== | ||
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| + | {{: | ||
| + | |||
| + | ===== SRAM ===== | ||
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| + | {{: | ||
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| + | ===== Flash ===== | ||
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| + | {{: | ||
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| + | ===== Fuses ===== | ||
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| + | {{: | ||
| + | |||
| + | ====== Metal 1 ====== | ||
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| + | Overetched, need to decap another chip to see | ||
| + | |||
| + | ====== Poly ====== | ||
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| + | {{: | ||
| + | |||
| + | ===== EEPROM ===== | ||
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| + | {{: | ||
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| + | ===== SRAM ===== | ||
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| + | {{: | ||
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| + | 6T cell size is 5.25 μm x 7.35 μm (38.6 μm^2). | ||
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| + | ===== Flash ===== | ||
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| + | {{: | ||
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| + | ===== Fuses ===== | ||
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| + | {{: | ||
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| + | ===== Random logic ===== | ||
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| + | {{: | ||
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| + | ===== Random notes ===== | ||
| + | |||
| + | Flash | ||
| + | 24 + 32 horizontal = 56 on bottom x 32 on side = 1792 unit cells | ||
| + | Actual flash capacity is 2048 14-bit words = 28672 bits so each unit cell = 16 bits. 4x4? | ||
| + | |||
| + | SRAM | ||
| + | 4 columns of 8 bits each | ||
| + | 32 rows | ||
| + | Horizontal WLs | ||
| + | Vertical BLs | ||
| + | |||
| + | 5 bit row address bus | ||
| + | 2 bit col address bus | ||
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| + | EEPROM | ||
| + | 256 bytes | ||
| + | 16 horizontal x 16 vertical = 256 unit cells | ||
| + | Seems to be some dummy bits? | ||
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| - | {{: | ||
azonenberg/microchip/pic12f683.1359536686.txt.gz · Last modified: 2013/01/30 09:04 by azonenberg
                
                