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TMS28F004AZB90BDBJL Datasheet(PDF) 61 Page - Texas Instruments |
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TMS28F004AZB90BDBJL Datasheet(HTML) 61 Page - Texas Instruments |
61 / 80 page TMS28F004Axy, TMS28F400Axy 524288 BY 8-BIT/262144 BY 16-BIT AUTO-SELECT BOOT-BLOCK FLASH MEMORIES SMJS829A – JANUARY 1996 – REVISED AUGUST 1997 61 POST OFFICE BOX 1443 • HOUSTON, TEXAS 77251–1443 timing requirements for TMS28F400AFy (automotive temperature range) write/erase operations — E-controlled writes (continued) ALT ’28F004AFy 70 ’28F400AFy 70 ’28F004AFy 80 ’28F400AFy 80 ’28F004AFy 90 ’28F400AFy 90 ALT. SYMBOL 5-V VCC RANGE 5-V VCC RANGE 5-V VCC RANGE UNIT MIN MAX MIN MAX MIN MAX tc( E ) Cycle time, write tAVAV 70 80 90 ns tc(E)OP Cycle time, duration of programming operation tEHQV1 6 6 7 µs tc(E)ERB Cycle time, erase operation (boot block) tEHQV2 0.3 0.3 0.4 s tc(E)ERP Cycle time, erase operation (parameter block) tEHQV3 0.3 0.3 0.4 s tc(E)ERM Cycle time, erase operation (main block) tEHQV4 0.6 0.6 0.7 s td(RPR) Delay time, boot-block relock tPHBR 100 100 100 ns th(A) Hold time, A0 – A17 (see Note 15) tEHAX 0 0 0 ns th(D) Hold time, DQ valid tEHDX 0 0 0 ns th( W ) Hold time, W tEHWH 0 0 0 ns th (VPP) Hold time, VPP from valid status-register bit tQVVL 0 0 0 ns th(RP) Hold time, RP at VHH from valid status-register bit tQVPH 0 0 0 ns th(WP) Hold time, WP from valid status-register bit tWHPL 0 0 0 ns tsu(WP) Setup time, WP before write operation tELPH 50 50 50 ns tsu(A) Setup time, A0 – A17 (see Note 15) tAVEH 50 50 50 ns tsu(D) Setup time, DQ valid tDVEH 50 50 50 ns tsu( W ) Setup time, W before write operation tWLEL 0 0 0 ns tsu(RP) Setup time, RP at VHH to E going high tPHHEH 100 100 50 ns tsu( VPP)2 Setup time, VPP to E going high tVPEH 100 100 50 ns tw(E) Pulse duration, E low tELEH 60 60 60 ns tw( EH) Pulse duration, E high tEHEL 20 30 40 ns trec(RPHE) Recovery time, RP high to E going low tPHEL 300 300 300 ns NOTE 15: A–1 – A17 for byte-wide |
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