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TMS570LS0714
SPNS226E – JUNE 2013 – REVISED NOVEMBER 2016
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TMS570LS0714
System Information and Electrical Specifications
Copyright © 2013–2016, Texas Instruments Incorporated
(1)
The glitch filter design on the nPORRST signal is designed such that no size pulse will reset any part of the microcontroller (flash pump,
I/O pins, and so forth) without also generating a valid reset signal to the CPU.
6.8
Glitch Filters
A glitch filter is present on the following signals.
Table 6-19. Glitch Filter Timing Specifications
PIN
PARAMETER
MIN
MAX
UNIT
nPORRST
t
f(nPORRST)
Filter time nPORRST pin; pulses less than MIN will be filtered out, pulses
greater than MAX will generate a reset
(1)
475
2000
ns
nRST
t
f(nRST)
Filter time nRST pin; pulses less than MIN will be filtered out, pulses
greater than MAX will generate a reset
475
2000
ns
TEST
t
f(TEST)
Filter time TEST pin; pulses less than MIN will be filtered out, pulses
greater than MAX will pass through
475
2000
ns
