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ACE25C400G Folha de dados(PDF) 6 Page - ACE Technology Co., LTD. |
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ACE25C400G Folha de dados(HTML) 6 Page - ACE Technology Co., LTD. |
6 / 39 page ACE25C400G Uniform SECTOR Dual and Quad Serial Flash VER 1.5 6 Data Protection The ACE25C400G provide the following data protection methods: Write Enable (WREN) command: The WREN command is set the Write Enable Latch bit (WEL). The WEL bit will return to reset by the following situation: -Power-Up -Write Disable (WRDI) -Write Status Register(WRSR) -Page Program (PP) -Sector Erase (SE) / Block Erase (BE) / Chip Erase (CE) Software Protection Mode: The Block Protect (SEC, TB, BP2, BP1, BP0) bits define the section of the memory array that can be read but not change. Hardware Protection Mode: WP# going low to protected the BP0~SEC bits and SRP0~1 bits. Deep Power-Down Mode: In Deep Power-Down Mode, all commands are ignored except the Release from deep Power-Down Mode command. Table1.0 ACE25C400G Protected area size (CMP=0) Status Register Content Memory Content SEC TB BP2 BP1 BP0 Blocks Addresses Density Portion X X 0 0 0 NONE NONE NONE NONE 0 0 0 0 1 7 070000H-07FFFFH 64KB Upper 1/8 0 0 0 1 0 6 and 7 060000H-07FFFFH 128KB Upper 1/4 0 0 0 1 1 4 to 7 040000H-07FFFFH 256KB Upper 1/2 0 1 0 0 1 0 000000H-00FFFFH 64KB Upper 1/8 0 1 0 1 0 0 and 1 000000H-01FFFFH 128KB Upper 1/4 0 1 0 1 1 0 to 3 000000H-03FFFFH 256KB Upper 1/2 0 X 1 X X 0 to 7 000000H-07FFFFH 512KB All 1 0 0 0 1 7 07F000H-07FFFFH 4KB Upper 1/128 1 0 0 1 0 7 07E000H-07FFFFH 8KB Upper 1/64 1 0 0 1 1 7 07C000H-07FFFFH 16KB Upper 1/32 1 0 1 0 X 7 078000H-07FFFFH 32KB Upper 1/16 1 0 1 1 0 7 078000H-07FFFFH 32KB Upper 1/16 1 1 0 0 1 0 000000H-000FFFH 4KB Upper 1/128 1 1 0 1 0 0 000000H-001FFFH 8KB Upper 1/64 1 1 0 1 1 0 000000H-003FFFH 16KB Upper 1/32 1 1 1 0 X 0 000000H-007FFFH 32KB Upper 1/16 1 1 1 1 0 0 000000H-007FFFH 32KB Upper 1/16 1 X 1 1 1 0 to 7 000000H-07FFFFH 512KB All |
Nº de peça semelhante - ACE25C400G |
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Descrição semelhante - ACE25C400G |
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