Datasheet

Table Of Contents
TMS320DM6467T
SPRS605C JULY 2009REVISED JUNE 2012
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Table 7-92. Timings for ATA Module — Ultra DMA AC Timing
(1) (2)
(see Figure 7-66 through Figure 7-75) (continued)
-1G
NO. UNIT
MODE MIN MAX
0 230 ns
1 200 ns
2 170 ns
14 t
FS
First STROBE time
3 130 ns
4 120 ns
5 90 ns
0-2 0 150 ns
15 t
LI
Limited interlock time 3-4 0 100 ns
5 0 75 ns
16 t
MLI
Interlock time with minimum 0-5 20 ns
17 t
UI
Unlimited interlock time 0-5 0 ns
Maximum time allowed for output drivers to
18 t
AZ
0-5 10 ns
release
19 t
ZAH
Minimum delay time required for output 0-5 20 ns
Minimum delay time for driver to assert or negate
20 t
ZAD
0-5 0 ns
(from released)
Envelope time, DMACK to STOP and DMACK to
21 t
ENV
HDMARDY during in-burst initiation and from 0-5 (TENV + 1)P - 0.5 (TENV + 1)P + 1.4 ns
DMACK to STOP during data out burst initiation
0 75 ns
1 70 ns
22 t
RFS
Ready-to-final-STROBE time
2-4 60 ns
5 50 ns
Ready to pause time, (HDMARDY (DIOR) to
0-5 (UDMATRP + 1)P - 0.8 ns
STOP (DIOW))
0 160 ns
23 t
RP
1 125 ns
Ready to pause time, (DDMARDY (IORDY) to
DMARQ)
2-4 100 ns
5 85 ns
24 t
IORDYZ
Maximum time before releasing IORDY 0-5 20 ns
25 t
ZIORDY
Minimum time before driving IORDY 0-5 0 ns
Setup and hold time for DMACK (before
26 t
ACK
0-5 20 ns
assertion or negation)
STROBE edge to negation of DMARQ or
27 t
SS
assertion of STOP (when sender terminates a 0-5 50 ns
burst)
286 Peripheral Information and Electrical Specifications Copyright © 2009–2012, Texas Instruments Incorporated
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