Datasheet

PRODUCTPREVIEW
LRESETNMIEN
1
2 3
LRESET
NMI
,
,
CORESEL[2:0]
1
BOOTACTIVE
(output)
TMS320C6472
SPRS612G–JUNE 2009– REVISED JULY 2011 www.ti.com
Table 7-16. Timing Requirements for Local Reset
(1)
(see Figure 7-12)
500/625/700
NO. UNIT
MIN MAX
1 t
w(LRESETNMIEN)
Width of the LRESETNMIEN pulse 12P ns
t
su(LRESET, NMI, and
Setup time, LRESET, NMI, and CORESEL[2:0] valid before
2 12P ns
CORESEL[2:0])
LRESETNMIEN low
t
h(LRESET, NMI, and
Hold time, LRESET, NMI, and CORESEL[2:0] valid after LRESETNMIEN
3 12P ns
CORESEL[2:0])
high
(1) P = 1/CPU clock frequency in nanoseconds (ns).
Figure 7-12. Local Reset Timing
Table 7-17. Switching Characteristics Over Recommended Operating Conditions for Boot Timing
(1)
(see Figure 7-13)
500/625/700
NO. UNIT
MIN MAX
1 t
w(BOOTACTIVE)
Pulse duration, BOOTACTIVE high edge to BOOTACTIVE low edge 12P ns
(1) P = 1/CPU clock frequency in nanoseconds (ns).
Figure 7-13. BOOTACTIVE Timing
148 C64x+ Peripheral Information and Electrical Specifications Copyright © 2009–2011, Texas Instruments Incorporated
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