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TMS320C6472ECTZ Datasheet(PDF) 147 Page - Texas Instruments

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Part # TMS320C6472ECTZ
Description  TMS320C6472 Fixed-Point Digital Signal Processor
PDF  269 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TMS320C6472ECTZ Datasheet(HTML) 147 Page - Texas Instruments

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background image
1,2
3
4
PORRESET
,
BootPins
RESETSTAT
5
POR
RESET
(A)
RESETSTAT
BootandDevice
ConfigurationPins
2
5
3
4
TMS320C6472
www.ti.com
SPRS612G
– JUNE 2009 – REVISED JULY 2011
Table 7-14. Timing Requirements for Reset(1)
(see Figure 7-10 and Figure 7-11)
500/625/700
NO.
UNIT
MIN
MAX
20(2)
1
tw(POR)
Width of the POR pulse
μs
256D(3)
20(2)
2
tw(RST)
Width of the RESET pulse
μs
24C
3
tsu(boot)
Setup time, boot configuration bits valid before POR or RESET high
12C
ns
4
th(boot)
Hold time, boot configuration bits valid after POR or RESET high
20
ns
(1)
P = 1/CPU clock frequency in nanoseconds (ns); C = 1/CLKIN1 clock frequency in ns; D = 1/CLKIN* clock frequency in ns, where * is
the slowest of CLKIN1, CLKIN2, or CLKIN3.
(2)
No external pulls on GPIO.
(3)
With board assistance to reduce the RC time constant.
Table 7-15. Switching Characteristics Over Recommended Operating Conditions for Reset
(see Figure 7-10 and Figure 7-11)
500/625/700
NO.
UNIT
MIN
MAX
5
td(PORH-RSTATH)
Delay time, POR high and/or RESET high to RESETSTAT high
15000C
ns
Figure 7-10. Power-on Reset Timing
A.
RESET should only be used after device has been powered up.
Figure 7-11. Warm Reset Timing
Copyright
© 2009–2011, Texas Instruments Incorporated
C64x+ Peripheral Information and Electrical Specifications
147
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Product Folder Link(s) :TMS320C6472



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