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M28W320BT データシート(PDF) 2 Page - STMicroelectronics |
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M28W320BT データシート(HTML) 2 Page - STMicroelectronics |
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2 / 43 page ![]() M28W320BT, M28W320BB 2/43 TABLE OF CONTENTS SUMMARY DESCRIPTION ... ...... ....... ...... ....... ...... ....... ...... ...... .....5 Figure 2.LogicDiagram .. ...... ....... ...... ....... ...... ....... ...... ...... .....5 Table 1. Signal Names . . . ...... ....... ...... ....... ...... ....... ...... ...... .....5 Figure 3. TSOP Connections..... ....... ...... ....... ...... ....... ...... ...... .....6 Figure 4. TFBGA Connections (Top view through package) . ...... ....... ...... ...... ..... 7 Figure 5.Block Addresses. ...... ....... ...... ....... ...... ....... ...... ...... ..... 8 SIGNAL DESCRIPTIONS .... ...... ....... ...... ....... ...... ....... ...... ...... .....9 Address Inputs (A0-A20). . ...... ....... ...... ....... ...... ....... ...... ...... .....9 Data Input/Output (DQ0-DQ15). . . ....... ...... ....... ...... ....... ...... ...... .....9 Chip Enable (E). . . ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 Output Enable (G). ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 Write Enable (W). . ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 Write Protect (WP). ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 Reset(RP). ...... ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 VDD Supply Voltage...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 VDDQ Supply Voltage..... ...... ....... ...... ....... ...... ....... ...... ...... .....9 VPP Program Supply Voltage .... ....... ...... ....... ...... ....... ...... ...... .....9 VSS Ground. ..... ...... ...... ....... ...... ....... ...... ....... ...... ...... .....9 BUS OPERATIONS... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Read. .... ....... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Write. .... ....... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Output Disable. ... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Standby. . ....... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Automatic Standby. ...... ...... ....... ...... ....... ...... ....... ...... ...... ....10 Reset. ... ....... ...... ...... ....... ...... ....... ...... ....... ...... ... ... .... 10 Table 2.Bus Operations .. ...... ....... ...... ....... ...... ....... ...... ...... ....10 COMMANDINTERFACE .... ...... ....... ...... ....... ...... ....... ...... ...... .... 11 Read Memory Array command ... ....... ...... ....... ...... ....... ...... ...... .... 11 Read Status Register Command. . ....... ...... ....... ...... ....... ...... ...... ....11 Read Electronic Signature Command ..... ...... ....... ...... ....... ...... ...... ....11 Read CFIQueryCommand ...... ....... ...... ....... ...... ....... ...... ...... ....11 Block Erase Command ... ...... ....... ...... ....... ...... ....... ...... ...... ....11 Program Command ...... ...... ....... ...... ....... ...... ....... ...... ...... ....11 Double Word Program Command . ....... ...... ....... ...... ....... ...... ...... .... 12 Clear Status Register Command. . ....... ...... ....... ...... ....... ...... ...... ....12 Program/Erase Suspend Command ...... ...... ....... ...... ....... ...... ...... ....12 Program/Erase Resume Command ...... ...... ....... ...... ....... ...... ...... ....12 Block Protection... ...... ...... ....... ...... ....... ...... ....... ...... ...... ....12 Table 3.Commands ..... ...... ....... ...... ....... ...... ....... ...... ...... ....13 Table 4.Read ElectronicSignature ....... ...... ....... ...... ....... ...... ...... ....13 Table 5.MemoryBlocks Protection Truth Table ... ....... ...... ....... ...... ...... ....13 |
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