Datasheet

Table Of Contents
Figure 28-5. CK and CLK_DPLL output from DPLL off mode to running mode when wake up fast
is activated
CKR
ENABLE
CK
LOCK
CK STABLEtstartup_time tlock_time
CLK_DPLL
Figure 28-6. CK and CLK_DPLL output from running mode to DPLLC off mode.
CKR
ENABLE
CK
LOCK
CLK_DPLL
Operating modes
The DPLLn will behave differently in different sleep modes based on the settings of
DPLLnCTRLA.RUNSTDBY, DPLLnCTRLA.ONDEMAND and DPLLnCTRLA.ENABLE.
Table 28-5. DPLL Sleep Behavior
DPLLCTRLA.RUNSTD
BY
DPLLCTRLA.ONDEMA
ND
DPLLCTRLA.ENABLE Sleep Behavior
- - 0 Disabled
0 0 1 Always run in Idle Sleep
modes. Run in Standby
Sleep mode if requested
by a peripheral.
0 1 1 Only run in Idle or
Standby Sleep modes if
requested by a
peripheral.
1 0 1 Always run in Idle and
Standby Sleep modes.
1 1 1 Only run in Idle or
Standby Sleep modes if
requested by a
peripheral.
SAM D5x/E5x Family Data Sheet
OSCCTRL – Oscillators Controller
© 2019 Microchip Technology Inc.
Datasheet
DS60001507E-page 775