EFR32BG12P232F Datasheet, PDF (99/181 Pages) Silicon Laboratories – EFR32BG12 Blue Gecko Bluetooth ®Low Energy SoC Family Data Sheet

4.1.24 I2C
4.1.24.1 I2C Standard-mode (Sm)¹
EFR32BG12 Blue Gecko Bluetooth ^®Low Energy SoC Family Data Sheet
Electrical Specifications
Table 4.50. I2C Standard-mode (Sm)¹
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
SCL clock frequency²
f_SCL
0
—
100
kHz
SCL clock low time
t_LOW
4.7
—
—
μs
SCL clock high time
t_HIGH
4
—
—
μs
SDA set-up time
t_{SU_DAT}
250
—
—
ns
SDA hold time³
t_{HD_DAT}
100
—
3450
ns
Repeated START condition t_{SU_STA}
set-up time
4.7
—
—
μs
(Repeated) START condition t_{HD_STA}
hold time
4
—
—
μs
STOP condition set-up time t_{SU_STO}
4
—
—
μs
Bus free time between a
t_BUF
STOP and START condition
4.7
—
—
μs
Note:
1. For CLHR set to 0 in the I2Cn_CTRL register.
2. For the minimum HFPERCLK frequency required in Standard-mode, refer to the I2C chapter in the reference manual.
3. The maximum SDA hold time (t_{HD_DAT}) needs to be met only when the device does not stretch the low time of SCL (t_LOW).
silabs.com | Building a more connected world.
Rev. 1.0 | 94