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TNETV6446AINZWT Datasheet(PDF) 145 Page - Texas Instruments |
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TNETV6446AINZWT Datasheet(HTML) 145 Page - Texas Instruments |
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145 / 227 page ![]() TMS320DM6446 www.ti.com SPRS283H – DECEMBER 2005 – REVISED SEPTEMBER 2010 Table 6-41. Timings for ATA/CF Module — Ultra DMA AC Timing (see Figure 6-28 through Figure 6-37) (continued) A-513, -594, NO. MODE UNIT -810 MIN MAX 0 230 ns 1 200 ns 14 tFS First STROBE time 2 170 ns 3 130 ns 4 120 ns 15 tLI Limited interlock time 0-4 0 150 ns 16 tMLI Interlock time with minimum 0-4 20 ns 17 tUI Unlimited interlock time 0-4 0 ns Maximum time allowed for output drivers to 18 tAZ 0-4 10 ns release 19 tZAH Minimum delay time required for output 0-4 20 ns Minimum delay time for driver to assert or negate 20 tZAD 0-4 0 ns (from released) Envelope time, DMACK to STOP and DMACK to 21 tENV HDMARDY during in-burst initiation and from 0-4 (TENV + 1)P - 0.5 (TENV + 1)P + 1.4 ns DMACK to STOP during data out burst initiation 0 75 ns 22 tRFS Ready-to-final-STROBE time 1 70 ns 2-4 60 ns Ready to pause time, (HDMARDY (DIOR) to 0-4 (UDMATRP + 1)P - 0.8 ns STOP (DIOW)) 0 160 ns 23 tRP Ready to pause time, (DDMARDY (IORDY) to 1 125 ns DMARQ) 2-4 100 ns 24 tIORDYZ Maximum time before releasing IORDY 0-4 20 ns 25 tZIORDY Minimum time before driving IORDY 0-4 0 ns Setup and hold time for DMACK (before 26 tACK 0-4 20 ns assertion or negation) STROBE edge to negation of DMARQ or 27 tSS assertion of STOP (when sender terminates a 0-4 50 ns burst) Copyright © 2005–2010, Texas Instruments Incorporated Peripheral and Electrical Specifications 145 Submit Documentation Feedback Product Folder Link(s): TMS320DM6446 |
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