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PC28F256J3A-120 数据表(PDF) 55 Page - Intel Corporation |
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PC28F256J3A-120 数据表(HTML) 55 Page - Intel Corporation |
55 / 72 page 256-Mbit J3 (x8/x16) Datasheet 55 A.5 System Interface Information The following device information can optimize system interface software. A.6 Device Geometry Definition This field provides critical details of the flash device geometry. 0000h means no second vendor-specified algorithm exists 18: --00 19h 2 Secondary algorithm Extended Query Table address. 19: --00 0000h means none exists 1A: --00 Table 27. CFI Identification (Sheet 2 of 2) Offset Length Description Add. Hex Code Value Table 28. System Interface Information Offset Length Description Add. Hex Code Value 1Bh 1 VCC logic supply minimum program/erase voltage bits 0–3 BCD 100 mV bits 4–7 BCD volts 1B: --27 2.7 V 1Ch 1 VCC logic supply maximum program/erase voltage bits 0–3 BCD 100 mV bits 4–7 BCD volts 1C: --36 3.6 V 1Dh 1 VPP [programming] supply minimum program/erase voltage bits 0–3 BCD 100 mV bits 4–7 HEX volts 1D: --00 0.0 V 1Eh 1 VPP [programming] supply maximum program/erase voltage bits 0–3 BCD 100 mV bits 4–7 HEX volts 1E: --00 0.0 V 1Fh 1 “n” such that typical single word program time-out = 2n µs 1F: --08 256 µs 20h 1 “n” such that typical max. buffer write time-out = 2n µs 20: --08 256 µs 21h 1 “n” such that typical block erase time-out = 2n ms 21: --0A 1 s 22h 1 “n” such that typical full chip erase time-out = 2n ms 22: --00 NA 23h 1 “n” such that maximum word program time-out = 2n times typical 23: --04 2 ms 24h 1 “n” such that maximum buffer write time-out = 2n times typical 24: --04 2 ms 25h 1 “n” such that maximum block erase time-out = 2n times typical 25: --04 16 s 26h 1 “n” such that maximum chip erase time-out = 2n times typical 26: --00 NA Table 29. Device Geometry Definition (Sheet 1 of 2) Offset Length Description Code See Table Below 27h 1 “n” such that device size = 2n in number of bytes 27: 28h 2 Flash device interface: x8 async x16 async x8/x16 async 28: --02 x8/ x16 28:00,29:00 28:01,29:00 28:02,29:00 29: --00 2Ah 2 “n” such that maximum number of bytes in write buffer = 2n 2A: --05 32 2B: --00 |
类似零件编号 - PC28F256J3A-120 |
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类似说明 - PC28F256J3A-120 |
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