LH28F320BJE-PTTL90 Просмотр технического описания (PDF) - Sharp Electronics
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LH28F320BJE-PTTL90 Datasheet PDF : 51 Pages
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SHARI=
LHF32JO2
1
CONTENTS
PAGE
PAGE
1 INTRODUCTION.. ............................................................ 3
1.1 Features ........................................................................ 3
1.2 Product Overview.. ...................................................... .3
1.3 Product Description.. .................................................... 4
1.3.1 Package Pinout .:.......................... ...... ..-................... 4
1.3.2 Block Organization ................................................ .4
2 PRINCIPLES OF OPERATION.. ..................................... .8
2.1 Data Protection.. .......................................................... .8
5 DESIGN CONSIDERATIONS ....................................... 27
5.1 Three-Line Output Control ........................................ 27
5.2 RY/BY# and WSIM Polling ....................................... 27
5.3 Power Supply Decoupling ......................................... 27
5.4 V,, Trace on Printed Circuit Boards ..................... 27
5.5 V,, . V,,,, RP# Transitions .................................... 27
5.6 Power-Up/Down Protection.. ..................................... 28
5.7 Power Dissipation ...................................................... 28
5.8 Data Protection Method.. ........................................... 28
3 BUS OPERATION ........................................................... .9
3.1 Read .............................................................................. 9
3.2 Output Disable.. ........................................................... .9
3.3 Standby ......................................................................... 9
3.4 Reset ............................................................................. 9
3.5 Read Identifier Codes.. ............................................... 10
3.6 OTP(One Time Program) Block.. .............................. 10
3.7 Write.. ......................................................................... 11
1COMMAND DEFINITIONS.. ......................................... 11
4.1 Read Array Command.. .............................................. 13
4.2 Read Identifier Codes Command ............................... 13
4.3 Read Status Register Command.. ............................... 13
4.4 Clear Status Register Command.. ............................... 13
4.5 Block Erase Command.. ............................................. 14
4.6 Full Chip Erase Command.. ....................................... 14
4.7 Word/Byte Write Command.. ..................................... 14
4.8 Block Erase Suspend Command ................................ 15
4.9 Word/Byte Write Suspend Command.. ....................... 15
4.10 Set Block and Permanent Lock-Bit Command.. ....... 16
4.11 Clear Block Lock-Bits Command.. .......................... 16
4.12 OTP Program Command .......................................... 17
4.13 Block Locking by the WP# ...................................... 17
6 ELECTRICAL SPECIFICATIONS ................................ 29
6.1 Absolute Maximum Ratings ...................................... 29
6.2 Operating Conditions.. ............................................... 29
6.2.1 Capacitance.. ........................................................ 29
6.2.2 AC Input/Output Test Conditions ........................ 30
6.2.3 DC Characteristics.. ............................................. 31
6.2.4 AC Characteristics - Read-Only Operations.. ...... 33
6.2.5 AC Characteristics - Write Operations ................ 36
6.2.6 Alternative CE#-Controlled Writes.. .................... 38
6.2.7 Reset Operations .................................................. 40
6.2.8 Block Erase, Full Chip Erase, Word/Byte Write and
Lock-Bit Configuration Performance ................. 41
7 PACKAGE AND PACKING SPECIFICATIONS .......... 42
Rev. 1.26
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