EFR32BG1B232 Datasheet, PDF (32/163 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet

4.1.6 Wake up times
EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet
Electrical Specifications
Table 4.9. Wake up times
Parameter
Wake up from EM2 Deep
Sleep
Wakeup time from EM1
Sleep
Symbol
t_{EM2_WU}
t_{EM1_WU}
Test Condition
Code execution from flash
Code execution from RAM
Executing from flash
Executing from RAM
Min
Typ
—
10.7
—
3
—
3
—
3
Wake up from EM3 Stop
t_{EM3_WU}
Executing from flash
—
Executing from RAM
—
Wake up from EM4H Hiber- t_{EM4H_WU}
Executing from flash
—
nate¹
Wake up from EM4S Shut- t_{EM4S_WU}
—
off¹
Note:
1. Time from wakeup request until first instruction is executed. Wakeup results in device reset.
10.7
3
60
290
Max
Unit
—
μs
—
μs
—
AHB
Clocks
—
AHB
Clocks
—
μs
—
μs
—
μs
—
μs
4.1.7 Brown Out Detector
Table 4.10. Brown Out Detector
Parameter
DVDDBOD threshold
DVDD BOD hysteresis
DVDD response time
AVDD BOD threshold
AVDD BOD hysteresis
AVDD response time
EM4 BOD threshold
EM4 BOD hysteresis
EM4 response time
Symbol
Test Condition
V_DVDDBOD
DVDD rising
DVDD falling
V_{DVDDBOD_HYST}
t_{DVDDBOD_DELAY} Supply drops at 0.1V/μs rate
V_AVDDBOD
AVDD rising
AVDD falling
V_{AVDDBOD_HYST}
t_{AVDDBOD_DELAY} Supply drops at 0.1V/μs rate
V_EM4DBOD
AVDD rising
AVDD falling
V_{EM4BOD_HYST}
t_{EM4BOD_DELAY} Supply drops at 0.1V/μs rate
Min
Typ
Max
Unit
—
—
1.62
V
1.35
—
—
V
—
24
—
mV
—
2.4
—
μs
—
—
1.85
V
1.62
—
—
V
—
21
—
mV
—
2.4
—
μs
—
—
1.7
V
1.45
—
—
V
—
46
—
mV
—
300
—
μs
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