Datasheet

Table 32-28. Wake from Deep Sleep Characteristics
UnitMaxNomMinParameter NameParameterParameter
No
Deep Sleep
Clock Cycles
a
14--Time to restore PIOSC as System Clock in
Deep Sleep Mode
T
PIOSCDS
D8
ms18--Time to restore MOSC as System Clock in
Deep Sleep Mode
T
MOSCDS
D9
clocks1 cycle of Deep
Sleep Clock + 512
cycles of PLL
reference Clock
a
--Time to restore PLL as System Clock in
Deep Sleep Mode
T
PLLDS
D10
µs39--Time to restore LDO to 1.2 V in Deep Sleep
Mode
T
LDODS
D11
µs5--Time to restore Flash to active state from
low power state
T
FLASHLPDS
D12
µs15--Time to restore SRAM to active state from
low power state
T
SRAMLPDS
D13
µs15--Time to restore SRAM to active state from
standby state
T
SRAMSTBYDS
D14
a. Deep Sleep Clock can vary. See page 292 for the Deep Sleep Clock options.
32.11 Hibernation Module
The Hibernation module requires special system implementation considerations because it is intended
to power down all other sections of its host device, refer to “Hibernation Module” on page 561.
Table 32-29. Hibernation Module Battery Characteristics
UnitMaxNominalMinParameter NameParameter
V3.6
a
3.01.8Battery supply voltageV
BAT
V/µs0.7-0V
BAT
battery supply voltage ramp timeV
BATRMP
b
V2.01.91.8Low battery detect voltage, VBATSEL=0x0
V
LOWBAT
V2.22.12.0Low battery detect voltage, VBATSEL=0x1
V2.42.32.2Low battery detect voltage, VBATSEL=0x2
V2.62.52.4Low battery detect voltage, VBATSEL=0x3
a. To ensure proper functionality, any voltage input higher than V
BAT
Max, must be connected through a diode.
b. For recommended V
BAT
RC circuit values, refer to the diagrams located in“Hibernation Clock Source” on page 565.
Table 32-30. Hibernation Module Characteristics
UnitMaxNomMinParameter NameParameterParameter
No
ns--100WAKE assertion timeT
WAKE
H1
Hibernation
clock period
1--WAKE assert to HIB desassert (wake up
time)
T
WAKE_TO_HIB
H2
μs-Depends on
characteristics
of power supply
-V
DD
ramp to 3.0 VT
VDD_RAMP
H3
μs500--V
DD
at 3.0 V to internal POR deassert; first
instruction executes
T
VDD_CODE
H4
2123December 13, 2013
Texas Instruments-Advance Information
Tiva
™
TM4C129XNCZAD Microcontroller