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TMS28F004AEB70BDCDL Datasheet(PDF) 7 Page - Texas Instruments |
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TMS28F004AEB70BDCDL Datasheet(HTML) 7 Page - Texas Instruments |
7 / 80 page TMS28F004Axy, TMS28F400Axy 524288 BY 8-BIT/262144 BY 16-BIT AUTO-SELECT BOOT-BLOCK FLASH MEMORIES SMJS829A – JANUARY 1996 – REVISED AUGUST 1997 7 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 block memory maps (continued) 7FFFFh 7C000h 7BFFFh 7A000h 79FFFh 78000h 77FFFh 60000h 5FFFFh 40000h 3FFFFh 20000h 1FFFFh 00000h Address Range Boot Block 16K Addresses Parameter Block 8K Addresses Parameter Block 8K Addresses Main Block 96K Addresses Main Block 128K Addresses 8-Bit Configuration DQ15/A –1 Is LSB Address 3FFFFh 3E000h 3DFFFh 3D000h 3CFFFh 3C000h 3BFFFh 30000h 2FFFFh 20000h 1FFFFh 10000h 0FFFFh 00000h Address Range Boot Block 8K Addresses Parameter Block 4K Addresses Parameter Block 4K Addresses Main Block 48K Addresses Main Block 64K Addresses 16-Bit Configuration A0 Is LSB Address Main Block 128K Addresses Main Block 64K Addresses Main Block 128K Addresses Main Block 64K Addresses NOTE A: The TMS28F004AxT is mapped the same as the 8-bit configuration of the TMS28F400AxT except that the LSB is A0. Figure 1. TMS28F400AxT ( Top Boot Block ) Memory Map (See Note A) 7FFFFh 60000h 5FFFFh 40000h 3FFFFh 20000h 1FFFFh 08000h 07FFFh 06000h 05FFFh 04000h 03FFFh 00000h Address Range Main Block 128K Addresses Main Block 128K Addresses Main Block 128K Addresses Parameter Block 8K Addresses Boot Block 16K Addresses 8-Bit Configuration DQ15/A –1 Is LSB Address 3FFFFh 30000h 2FFFFh 20000h 1FFFFh 10000h 0FFFFh 04000h 03FFFh 03000h 02FFFh 02000h 01FFFh 00000h Address Range Main Block 64K Addresses Main Block 64K Addresses Main Block 64K Addresses Parameter Block 4K Addresses Boot Block 8K Addresses 16-Bit Configuration A0 Is LSB Address Parameter Block 8K Addresses Parameter Block 4K Addresses Main Block 96K Addresses Main Block 48K Addresses NOTE A: The TMS28F004AxB is mapped the same as the 8-bit configuration of the TMS28F400AxB except that the LSB is A0. Figure 2. TMS28F400AxB (Bottom Boot Block ) Memory Map (See Note A) |
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