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SST49LF080A датащи(PDF) 20 Page - Microchip Technology |
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SST49LF080A датащи(HTML) 20 Page - Microchip Technology |
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20 / 50 page ![]() ©2014 Silicon Storage Technology, Inc. DS20005086B 11/14 20 8 Mbit LPC Flash SST49LF080A Data Sheet Software Command Sequence Table 11: Software Command Sequence Command Sequence 1st1 Cycle 1. LPC mode use consecutive Write cycles to complete a command sequence; PP mode use consecutive bus cycles to complete a command sequence. 2nd1 Cycle 3rd1 Cycle 4th1 Cycle 5th1 Cycle 6th1 Cycle Addr2 2. YYYY = A[31:16]. In LPC mode, during SDP command sequence, YYYY must be within memory address range speci- fied in Table 4. In PP mode, YYYY can be VIL or VIH, but no other value. Data Addr2 Data Addr2 Data Addr2 Data Addr2 Data Addr2 Data Byte-Program YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H A0H PA3 3. PA = Program Byte address Data Sector-Erase YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H 80H YYYY 5555 H AAH YYYY 2AAA H 55H SAX4 4. SAX for Sector-Erase Address 30H Block-Erase YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H 80H YYYY 5555 H AAH YYYY 2AAA H 55H BAX5 5. BAX for Block-Erase Address 50H Chip-Erase6 6. Chip-Erase is supported in PP mode only YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H 80H YYYY 5555 H AAH YYYY 2AAA H 55H YYYY 5555 H 10H Software ID Entry YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H 90H Read ID7 7. SST Manufacturer’s ID = BFH, is read with A0 =0. With A19-A1 = 0; SST49LF080A Device ID = 5BH, is read with A0 =1. Software ID Exit8 8. Both Software ID Exit operations are equivalent XXXX XXXXH F0H Software ID Exit8 YYYY 5555H AAH YYYY 2AAA H 55H YYYY 5555 H F0H T11.0 25026 |
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