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TMS28F400ASB70BDBJL Datasheet(PDF) 1 Page - Texas Instruments |
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TMS28F400ASB70BDBJL Datasheet(HTML) 1 Page - Texas Instruments |
1 / 80 page TMS28F004Axy, TMS28F400Axy 524288 BY 8-BIT/262144 BY 16-BIT AUTO-SELECT BOOT-BLOCK FLASH MEMORIES SMJS829A – JANUARY 1996 – REVISED AUGUST 1997 1 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 D Organization... 524288 By 8 Bits 262 144 By 16 Bits D Array-Blocking Architecture – One 16K-Byte Protected Boot Block – Two 8K-Byte Parameter Blocks – One 96K-Byte Main Block – Three 128K-Byte Main Blocks – Top or Bottom Boot Locations D ’28F400Axy Offers a User-Defined 8-Bit (Byte) or 16-Bit (Word) Organization D ’28F004Axy Offers Only the 8-Bit Organization D Maximum Access/Minimum Cycle Time – Commercial and Extended 5-V VCC ± 10% 3.3-V VCC ± 0.3 V ’28F400Axy60 60 ns 110 ns ’28F400Axy70 70 ns 130ns ’28F400Axy80 80 ns 150 ns – Automotive (offered for only 5-V VCC voltage configurations) 5-V VCC ± 10% ’28F400Axy70 70 ns ’28F400Axy80 80 ns ’28F400Axy90 90 ns (x = S, E, F, M, or Z Depending on VCC/VPP Configuration) (y = T or B for Top or Bottom Boot-Block Configuration) D 100000 and 10000 Program/Erase Cycle Versions D Three Temperature Ranges – Commercial...0 °C to 70°C – Extended...– 40 °C to 85°C – Automotive...– 40 °C to 125°C D Industry Standard Packages Offered in – 40-Pin TSOP (DCD Suffix) – 44-Pin PSOP (DBJ Suffix) – 48-Pin TSOP (DCD Suffix) D Low Power Dissipation (VCC = 5.5 V) – Active Write . . . 248 mW ( Byte Write) – Active Read... 330 mW ( Byte Read) – Active Write . . . 248 mW ( Word Write) – Active Read... 330 mW ( Word Read) – Block Erase... 165 mW – Standby... 0.72 mW (CMOS-Input Levels) D Fully Automated On-Chip Erase and Word / Byte Program Operations D Write Protection for Boot Block D Industry Standard Command-State Machine (CSM) – Erase Suspend/Resume – Algorithm-Selection Identifier D Three Different Combinations of Supply Voltages Offered D All Inputs/Outputs TTL Compatible 23 VCC PIN NOMENCLATURE A0 – A17 Address Inputs BYTE Byte Enable DQ0 – DQ14 Data In / Out DQ15/A –1 Data In / Out (word-wide mode), Low-Order Address (byte-wide mode) E Chip Enable G Output Enable NC No Internal Connection RP Reset / Deep Power-Down VCC Power Supply VPP Power Supply for Program / Erase VSS Ground W Write Enable DU/WP Do Not Use for ’AMy or ’AZy /Write Protect DBJ PACKAGE ( TOP VIEW ) VPP DU/WP A17 A7 A6 A5 A4 A3 A2 A1 A0 E VSS G DQ0 DQ8 DQ1 DQ9 DQ2 DQ10 RP W A8 A9 A10 A11 A12 A13 A14 A15 A16 BYTE VSS DQ15/A –1 DQ7 DQ14 DQ6 DQ13 DQ5 DQ12 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 19 20 26 25 DQ3 DQ11 DQ4 21 22 24 Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. PRODUCTION DATA information is current as of publication date. Products conform to specifications per the terms of Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. Copyright © 1997, Texas Instruments Incorporated |
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