LM3S5632 Luminary Micro, Inc, LM3S5632 Datasheet - Page 640

• Manufacturer Part Number: LM3S5632
• Description: Lm3s5632 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Electrical Characteristics
22.2.9
640
Reset
Table 22-17. Reset Characteristics
a. 20 * t
Figure 22-9. External Reset Timing (RST)
Figure 22-10. Power-On Reset Timing
Parameter
Parameter No.
R
(Internal)
(Internal)
(Internal)
GPIOPD
/Reset
/Reset
/POR
VDD
RST
R10
R11
R1
R2
R3
R4
R5
R6
R7
R8
R9
MOSC_per
Parameter Name
GPIO internal pull-down resistor
Parameter
T
T
T
T
T
T
VDDRISE
T
T
V
IRHWR
IRSWR
IRWDR
T
IRPOR
IRBOR
R1
V
POR
BOR
BTH
MIN
TH
Parameter Name
Reset threshold
Brown-Out threshold
Power-On Reset timeout
Brown-Out timeout
Internal reset timeout after POR
Internal reset timeout after BOR
Internal reset timeout after hardware reset (RST pin)
Internal reset timeout after software-initiated system reset
Internal reset timeout after watchdog reset
Supply voltage (V
Minimum RST pulse width
R11
R3
R7
R5
Preliminary
DD
) rise time (0V-3.3V)
Condition
a
Pull-down enabled
a
a
2.85
Min
2.5
2.5
Min
6
0
0
2
-
-
-
-
55
Nom
500
Nom
2.0
2.9
10
-
-
-
-
-
-
-
-
Max
2.95
250
Max
20
20
11
180
1
1
-
-
-
-
June 02, 2008
Unit
ms
ms
ms
ms
Unit
µs
µs
µs
µs
µs
V
V
kΩ