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MBM29XL12DF Datasheet(PDF) 11 Page - Fujitsu Component Limited. |
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MBM29XL12DF Datasheet(HTML) 11 Page - Fujitsu Component Limited. |
11 / 91 page MBM29XL12DF-70/80 10 MBM29XL12DF User Bus Operations Table (DW/W = VIH) Legend: L = VIL, H = VIH, X = VIL or VIH, = Pulse input. See "sDC CHARACTERISTICS" for voltage levels. *1 : Manufacturer and device codes may also be accessed via a command register write sequence. See "MBM29XL12DF Command Definitions Table". *2 : Refer to section on "Sector Group Protection". *3 : WE can be VIL if OE is VIL, OE at VIH initiates the program and erase operations. *4 : VCC = 3.0 V to 3.6 V for 70 ns random access time VCC = 2.7 V to 3.1 V for 80 ns random access time *5 : Protects “outermost” 2 × 4K words on both end of the boot block sectors. (SA0, SA1, SA268, and SA269) *6 : Also used for "Extended Sector Group Protection". Operation CE OE WE WP A0 A1 A2 A3 A4 A5 A6 A9 DQ31 to DQ0 RESET Autoselect Manufacturer Code *1 LL H X LLLL X X L VID Code H Autoselect Device Code *1 LL H X H LLL X X L VID Code H Extended Autoselect Device Code *1 LL H X L H H H X X L VID Code H L L H X HHHH X X L VID Code H Read *3 LL H X A0 A1 A2 A3 A4 A5 A6 A9 DOUT H Standby H X X X XXXXXXXX High-Z H Output Disable L H H X XXXXXXXX High-Z H Write (Program/Erase) L H L X A0 A1 A2 A3 A4 A5 A6 A9 DIN H Enable Sector Group Protection *2,*4 LVID X L H L HHH L VID XH Verify Sector Group Protection *2, *4 L L H H L H L HHH L VID Code H Boot Block Sector Write Protection *5 XXX L XXXXXXXX X H Temporary Sector Group Unprotection *6 XXX H XXXXXXXX X VID Reset XXX X XXXXXXXX High-Z L |
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