LM3S1601 Datasheet, PDF (548/587 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

Electrical Characteristics
Table 18-13. Reset Characteristics (continued)
Parameter
No.
Parameter Parameter Name
Min Nom
Max
Unit
R7
T_IRHWR
Internal reset timeout after hardware reset
0
-
1
ms
(RST pin)
R8
T_IRSWR
Internal reset timeout after software-initiated 2.5
-
20
µs
system reset ^a
R9
T_IRWDR
Internal reset timeout after watchdog reset^a
2.5
-
20
µs
Supply voltage (V_DD) rise time (0V-3.3V),
-
-
100
ms
power on reset
R10
T_VDDRISE
Supply voltage (V_DD) rise time (0V-3.3V),
-
-
250
µs
waking from hibernation
R11
a. 20 * t _{MOSC_per}
T_MIN
Minimum RST pulse width
2
-
-
µs
Figure 18-5. External Reset Timing (RST)
RST
/Reset
(Internal)
R11
R7
Figure 18-6. Power-On Reset Timing
R1
VDD
/POR
(Internal)
/Reset
(Internal)
R3
R5
Figure 18-7. Brown-Out Reset Timing
R2
VDD
/BOR
(Internal)
/Reset
(Internal)
R4
R6
548
June 19, 2012
Texas Instruments-Production Data