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TMS28F400BZT

Texas Instruments
Part Number TMS28F400BZT
Manufacturer Texas Instruments
Description BOOT-BLOCK FLASH MEMORIES
Published Sep 6, 2019
Detailed Description D Organization . . . 524 288 by 8 Bits 262 144 by 16 Bits D Array-Blocking Architecture − Two 8K-Byte Parameter Blocks −...
Datasheet PDF File TMS28F400BZT PDF File

TMS28F400BZT
TMS28F400BZT

Overview
D Organization .
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524 288 by 8 Bits 262 144 by 16 Bits D Array-Blocking Architecture − Two 8K-Byte Parameter Blocks − One 96K-Byte Main Block − Three 128K-Byte Main Blocks − One 16K-Byte Protected Boot Block − Top or Bottom Boot Locations D All Inputs / Outputs TTL Compatible D Maximum Access/Minimum Cycle Time VCC ± 10% ’28F400BZx80 80 ns ’28F400BZx90 90 ns (x = top (T) or bottom (B) boot-block configuration ordered) D 10 000 Program/Erase-Cycles D Two Temperature Ranges − Commercial .
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0°C to 70°C − Extended .
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− 40°C to 85°C D Low Power Dissipation ( VCC = 5.
5 V ) − Active Write .
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330 mW ( Byte Write) − Active Read .
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330 mW ( Byte Read) − Active Write .
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358 mW ( Word Write) − Active Read .
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330 mW ( Word Read) − Block Erase .
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165 mW − Standby .
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0.
55 mW (CMOS-Input Levels) − Deep Power-Down Mode .
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0.
0066 mW 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 TMS28F400BZT, TMS28F400BZB 524288 BY 8ĆBIT/262144 BY 16ĆBIT BOOTĆBLOCK FLASH MEMORIES SMJS400E − JUNE 1994 − REVISED JANUARY 1998 DBJ PACKAGE ( TOP VIEW ) VPP NC A17 A7 A6 A5 A4 A3 A2 A1 A0 E VSS G DQ0 DQ8 DQ1 DQ9 DQ2 DQ10 DQ3 DQ11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 44 RP 43 W 42 A8 41 A9 40 A10 39 A11 38 A12 37 A13 36 A14 35 A15 34 A16 33 BYTE 32 VSS 31 DQ15/A −1 30 DQ7 29 DQ14 28 DQ6 27 DQ13 26 DQ5 25 DQ12 24 DQ4 23 VCC PIN NOMENCLATURE A0 −A17 BYTE DQ0 −DQ14 DQ15/A −1 E G NC RP VCC VPP VSS W Address Inputs Byte Enable Data In / Out Data In / Out (word-wide mode), Low-Order Address (byte-wide mode) Chip Enable Output Enable No Internal Connection Reset / Deep Power Down 5-V Power Supply 12-V Power Supply for Program / Erase Ground Write Enable description The TMS28F400BZx is a 524 288 by 8-bit / 262 144 by 16-bit (4 194 304-bit), boot-block flash memory that can be electrically block-erased a...


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