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M2V56D30TP-75 Datasheet(PDF) 11 Page - Mitsubishi Electric Semiconductor |
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M2V56D30TP-75 Datasheet(HTML) 11 Page - Mitsubishi Electric Semiconductor |
11 / 36 page Sep.'99 Preliminary MITSUBISHI LSIs MITSUBISHI ELECTRIC DDR SDRAM (Rev.0.0) M2S56D20/ 30 TP 256M Double Data Rate Synchronous DRAM 11 Current State CKE n-1 CKE n /CS /RAS /CAS /WE Add Action SELF- REFRESH H X X X X X X INVALID L H H X X X X Exit Self-Refresh (Idle after tRC) L H L H H H X Exit Self-Refresh (Idle after tRC) L H L H H L X ILLEGAL L H L H L X X ILLEGAL L H L L X X X ILLEGAL L L X X X X X NOP (Maintain Self-Refresh) POWER DOWN H X X X X X X INVALID L H X X X X X Exit Power Down to Idle L L X X X X X NOP (Maintain Self-Refresh) ALL BANKS IDLE H H X X X X X Refer to Function Truth Table H L L L L H X Enter Self-Refresh H L H X X X X Enter Power Down H L L H H H X Enter Power Down H L L H H L X ILLEGAL H L L H L X X ILLEGAL H L L L X X X ILLEGAL L X X X X X X Refer to Current State =Power Down ANY STATE other than listed above H H X X X X X Refer to Function Truth Table H L X X X X X Begin CLK Suspend at Next Cycle L H X X X X X Exit CLK Suspend at Next Cycle L L X X X X X Maintain CLK Suspend FUNCTION TRUTH TABLE for CKE ABBREVIATIONS: H=High Level, L=Low Level, X=Don't Care NOTES: 1. CKE Low to High transition will re-enable CLK and other inputs asynchronously. A minimum setup time must be satisfied before any command other than EXIT. 2. Power-Down and Self-Refresh can be entered only from the All Banks Idle State. 3. Must be legal command. Notes 3 3 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 |
Similar Part No. - M2V56D30TP-75 |
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Similar Description - M2V56D30TP-75 |
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