|
EFR32BG1B232 Datasheet, PDF (75/163 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet | |||
|
◁ |
4.1.12.4 HFRCO and AUXHFRCO
EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet
Electrical Specifications
Table 4.34. HFRCO and AUXHFRCO
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Frequency Accuracy
fHFRCO_ACC
Any frequency band, across sup-
-2.5
â
2.5
%
ply voltage and temperature
Start-up time
tHFRCO
fHFRCO ⥠19 MHz
â
300
â
ns
4 < fHFRCO < 19 MHz
â
1
â
μs
fHFRCO ⤠4 MHz
â
2.5
â
μs
Current consumption on all IHFRCO
supplies
fHFRCO = 38 MHz
fHFRCO = 32 MHz
â
204
228
μA
â
171
190
μA
fHFRCO = 26 MHz
â
147
164
μA
fHFRCO = 19 MHz
â
126
138
μA
fHFRCO = 16 MHz
â
110
120
μA
fHFRCO = 13 MHz
â
100
110
μA
fHFRCO = 7 MHz
â
81
91
μA
fHFRCO = 4 MHz
â
33
35
μA
fHFRCO = 2 MHz
â
31
35
μA
fHFRCO = 1 MHz
â
30
35
μA
Step size
SSHFRCO
Coarse (% of period)
Fine (% of period)
â
0.8
â
%
â
0.1
â
%
Period Jitter
PJHFRCO
â
0.2
â
% RMS
4.1.12.5 ULFRCO
Table 4.35. ULFRCO
Parameter
Oscillation frequency
Symbol
fULFRCO
Test Condition
Min
Typ
Max
Unit
0.95
1
1.07
kHz
silabs.com | Building a more connected world.
Rev. 1.1 | 70
|
▷ |