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LE28C1001T-90 Datasheet(PDF) 3 Page - Sanyo Semicon Device |
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LE28C1001T-90 Datasheet(HTML) 3 Page - Sanyo Semicon Device |
3 / 14 page Function Logic Software Data Protection Command Note: Address format A14 to A0 (hex.) Software Chip Erase Command (5 V single-voltage power supply) Note: Address format A14 to A0 (hex.) Software Product ID Entry Command and Exit Command Codes Notes on software Product ID Command Code: 1. Command Code Address format: A14 to A0 (hex.) 2. With A14 to A1 = VIL, Manufacturer Code is read with A0 = VIL to be BFH LE28C1001M, T series Device Code is read with A0 = VIH to be 07H 3. The device does not remain in Software Product ID Mode if powered down. 4. A16 and A15 are VIH or VIL. No. 5129-3/14 LE28C1001M, T-90/12/15 Mode CE OE WE A16 to A0 DQ7 to DQ0 Read VIL VIL VIH AIN DOUT Write VIL VIH VIL AIN DIN Standby VIH X X X High-Z Write inhibit X VIL X X High-Z/DOUT X X VIH X High-Z/DOUT Software chip erase (5 V, single voltage) VIL VIH VIL AIN DIN A16 to A10 = VIL, A8 to A1 = VIL, Manufacturer code (BF) A9 = 12 V, A0 = VIL Product identification VIL VIL VIH A16 to A10 = VIL, A8 to A1 = VIL, Device code (07) A9 = 12 V, A0 = VIH Byte sequence Set protection Reset protection Address Data Address Data Write 0 5555 AA 5555 AA Write 1 2AAA 55 2AAA 55 Write 2 5555 A0 5555 80 Write 3 5555 AA Write 4 2AAA 55 Write 5 5555 20 Byte sequence Protect ID Entry Protect ID Exit Address Data Address Data Write 0 5555 AA 5555 AA Write 1 2AAA 55 2AAA 55 Write 2 5555 80 5555 F0 Write 3 5555 AA Write 4 2AAA 55 Write 5 5555 60 Byte sequence Address Data Write 0 5555 AA Write 1 2AAA 55 Write 2 5555 80 Write 3 5555 AA Write 4 2AAA 55 Write 5 5555 10 |
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