MT28F320A18 Micron Technology, MT28F320A18 Datasheet
MT28F320A18
Related parts for MT28F320A18
MT28F320A18 Summary of contents
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... VccQ is also available upon request. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/03 EN ‡ PRODUCTS AND SPECIFICATIONS DISCUSSED HEREIN ARE FOR EVALUATION AND REFERENCE PURPOSES ONLY AND ARE SUBJECT TO CHANGE BY MICRON WITHOUT NOTICE. PRODUCTS ARE ONLY WARRANTED BY MICRON TO MEET MICRON’S PRODUCTION DATA SHEET SPECIFICATIONS. ...
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... The MT28F320A18 is a nonvolatile electrically block-erasable (Flash) memory containing eight 4K- word parameter blocks and sixty-three 32K-word main blocks. The MT28F320A18 allows soft protection for blocks, as read only, by configuring soft protection registers with dedicated command sequences. For security pur- poses, a 128-bit chip protection register is provided. ...
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... CE# CSM WE# OE# WSM I/O Logic Address Input A0–A20 Buffer Address Latch DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Functional Block Diagram X DEC Y/Z DEC Data Register Program/ Erase Change Pump Voltage ...
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... Table 2: PART NUMBER MT28F320A18FF-70 BET MT28F320A18FF-70 TET DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Valid combinations of features and their correspond- ing part numbers are listed in Table 2. ...
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... Block 018000h 017FFFh 32K-Word Block 010000h 00FFFFh 32K-Word Blocks 008000h 007FFFh 8 x 4K-Word Blocks 000000h DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY DataSheet4U.com 007FFFh 9 4K-Word Block 7 007000h 006FFFh ...
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... DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY TYPE Input Address Inputs: Inputs for the address during READ and WRITE operations. Addresses are internally latched during WRITE and ERASE cycles. ...
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... The first operation is always a WRITE. Control signals CE# and WE# must logic LOW level (V Table 3: DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY RP# must be at logic HIGH (V tion, when needed, can be a WRITE or a READ depending upon the command ...
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... PROGRAM cycle, the WSM controls the program sequences and the CSM responds to a PROGRAM SUS- PEND command only. During an ERASE cycle, the DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY CSM responds to an ERASE SUSPEND command only ...
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... LPA: Lock protection register address AD: Array data PD: Protection register data X: “Don’t Care” DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY DQ7 and the identification code address on the address lines. ...
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... D0h Erase Confirm Program/Erase Resume FFh Read Array 01h Lock Block DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY BUS CYCLE First Operates the same as a PROGRAM SETUP command. First Prepares the CSM for an ERASE CONFIRM command ...
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... DEVICE MODE 2Fh Lock Down D0h Unlock Block 00h Invalid/Reserved DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY BUS CYCLE Second If the previous command was PROTECTION CONFIGURATION SETUP, the CSM will latch the address and lock down the block indicated on the address bus ...
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... CSM to clear the suspend state pre- viously set (see Figure 4 for programming operation and Figure 5 for program suspend and program resume). DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY ...
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... Query 1 Erase Suspend Lock Setup Erase Suspend Lock 1 Erase Suspend Lock Down 1 DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY COMMAND INPUT AND NEXT STATE READ STATUS READ ARRAY READ CONFIG. ...
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... Lock Setup Lock 1 1 Lock Down Unlock 1 1 Lock Error DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY COMMAND INPUT AND NEXT STATE READ STATUS READ ARRAY READ CONFIG. DATA ...
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... Erase Suspend Read Query 1 Erase Suspend Lock Setup Erase Suspend Lock 1 Erase Suspend Lock Down 1 DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY COMMAND INPUT AND NEXT TABLE PROGRAM/ ERASE PROGRAM/ ...
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... Lock Setup 1 1 Lock Lock Down 1 1 Unlock Lock Error 1 DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY COMMAND INPUT AND NEXT TABLE PROGRAM/ ERASE PROGRAM/ RESUME, PROGRAM ERASE UNLOCK ...
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... BLOCK LOCKING The MT28F320A18 Flash memory provides a flexible locking scheme that allows each block to be individu- ally locked or unlocked with no latency. The device offers two-level protection for the blocks. The first level allows software-only control of block locking (for data that needs to be changed fre- ...
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... Read (array, status registers, device identification register, or query) Standby Output Disable Reset Write DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Following protection configuration setup (60h), an invalid command will produce a lock command error (SR4 and SR5 will be set to “ ...
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... PROGRAM/ERASE Attempted on a Locked Block; Operation Aborted operation to locked blocks SR0 RESERVED FOR FUTURE ENHANCEMENTS This bit is reserved for future enhancements. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY ES ...
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... SR3 must be cleared before attempting additional PROGRAM/ERASE operations. 3. SR5 is cleared only by the CLEAR STATUS REGISTER command in cases where multiple blocks are erased before full status is checked. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY ...
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... YES Issue READ ARRAY Command Finished Reading ? YES Issue PROGRAM RESUME Command PROGRAM Resumed DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY BUS OPERATION COMMAND WRITE READ Standby Standby WRITE ...
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... SR3 must be cleared before attempting additional PROGRAM/ERASE operations. 3. SR5 is cleared only by the CLEAR STATUS REGISTER command in cases where multiple blocks are erased before full status is checked. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY ...
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... RESUME Command ERASE Continued Notes: 1. See Word Programming Flowchart for complete programming procedure. 2. See BLOCK ERASE Flowchart for complete erasure procedure. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY BUS ...
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... Chip Protection Register 2 Notes: 1. Other locations within the configuration address space are reserved by Micron for future use. 2. “XX” specifies the block address of lock configuration. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY ...
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... SR1 will be set to 1. Protection register lockout is not reversible Program and Erase Voltages PP CC The MT28F320A18 Flash memory provides in-sys- tem programming and erase with V 1.95V (V ) range. The 12V V PP1 ming is offered for compatibility with existing pro- 0 gramming DataSheet4U ...
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... Substantial power savings are realized during peri- ods when the array is not being read and the device is in the active mode. During this time, the device DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY switches to the automatic power saving mode ...
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... Figure 9: AC Input/Output Reference Waveform AC test inputs are driven Q/2. Input rise and fall times (10% to 90%) < 5ns. CC DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY *Stresses greater than those listed under “Absolute Maximum Ratings” ...
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... Program Suspend Current Notes: 1. Test conditions are V 2. APS mode reduces DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY SYMBOL MIN – ...
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... WE# going HIGH PP Write recovery before READ WP# hold from valid SRD V hold from valid SRD PP WE# HIGH to data valid DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY 1 SYMBOL DataSheet4U.com SYMBOL ...
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... Word program time 4KW block erase time 32KW block erase time Program suspend latency Erase suspend latency DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY V = 1.65V–1.95V ...
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... Notes: 1. The WRITE cycles for the WORD PROGRAMMING command are followed by a READ ARRAY DATA cycle. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Two-Cycle Programming/ERASE Operation V IH A0– ...
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... DQ0-DQ15 READ TIMING PARAMETERS V SYMBOL ACE t AOE t RWH DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Single Asynchronous READ Operation V IH A0-A20 VALID ADDRESS ...
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... READ AND WRITE TIMING PARAMETERS V SYMBOL t RWH t RP DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY Reset Operation DQ0–DQ15 ...
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... Bit 6 Protection bits supported = yes = 1 Bit 7 Page mode read supported = Bit 8 Synchronous read supported = Bit 9 Simultaneous operation supported = DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY MIN for Erase/Write; Bit7–Bit4 Volts in BCD; Bit3–Bit0 100mV in BCD CC MAX for Erase/Write ...
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... Not used DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY supply optimum not supported, Bit7–Bit4 Volts in BCD; Bit3–Bit0 100mV in BCD CC supply optimum not supported, Bit7– ...
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... S. Federal Way, P.O. Box 6, Boise, ID 83707-0006, Tel: 208-368-3900 E-mail: prodmktg@micron.com, Internet: http://www.micron.com, Customer Comment Line: 800-932-4992 Micron and the M logo are registered trademarks and the Micron logo is a trademark of Micron Technology, Inc. DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1 ...
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... Removed CBPH specification • Removed 16Mb information Rev. 2, ADVANCE .............................................................................................................................................................2/02 • Added reset pulse width information Original document, Rev. 1, Advance ............................................................................................................................10/01 DataSheet4U.com 2 Meg x 16, 1.8V Enhanced+ Boot Block Flash Memory MT28F320A18_F.fm – Rev F 08/ DataSheet U .com 1.8V ENHANCED+ BOOT BLOCK FLASH MEMORY DataSheet4U.com 37 2 MEG x 16 ...