SLWSTK6020A Datasheet, PDF (45/102 Pages) Silicon Laboratories – EFR32BG1 Blue Gecko Bluetooth® Smart SoC Family Data Sheet

4.1.18 I2C
I2C Standard-mode (Sm)
EFR32BG1 Blue Gecko Bluetooth® Smart SoCFamily Data Sheet
Electrical Specifications
Table 4.30. 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)
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