EFM32G840F128 Datasheet, PDF (47/71 Pages) Silicon Laboratories – ARM Cortex-M3 CPU platform

Table 3.21. I2C Fast-mode Plus (Fm+)
...the world's most energy friendly microcontrollers
Symbol
Parameter
Min
Typ
Max
Unit
f_SCL
SCL clock frequency
0
1000¹ kHz
t_LOW
SCL clock low time
0.5
µs
t_HIGH
SCL clock high time
0.26
µs
t_SU,DAT
SDA set-up time
50
ns
t_HD,DAT
SDA hold time
8
ns
t_SU,STA
Repeated START condition set-up time
0.26
µs
t_HD,STA
(Repeated) START condition hold time
0.26
µs
t_SU,STO
STOP condition set-up time
0.26
µs
t_BUF
Bus free time between a STOP and START condition
0.5
µs
1_{For the minimum HFPERCLK frequency required in Fast-mode Plus, see the I2C chapter in the EFM32G Reference Manual.}
3.16 Digital Peripherals
Table 3.22. Digital Peripherals
Symbol
I_USART
I_UART
I_LEUART
I_I2C
I_TIMER
I_LETIMER
I_PCNT
I_RTC
I_LCD
I_AES
I_GPIO
I_PRS
I_DMA
Parameter
USART current
UART current
LEUART current
I2C current
Condition
Min
USART idle current, clock en-
abled
UART idle current, clock en-
abled
LEUART idle current, clock en-
abled
I2C idle current, clock enabled
TIMER current
LETIMER current
PCNT current
RTC current
LCD current
AES current
TIMER_0 idle current, clock
enabled
LETIMER idle current, clock
enabled
PCNT idle current, clock en-
abled
RTC idle current, clock enabled
LCD idle current, clock enabled
AES idle current, clock enabled
GPIO current
PRS current
GPIO idle current, clock en-
abled
PRS idle current
DMA current
Clock enable
Typ
Max
7.5
5.63
150
6.25
8.75
150
100
100
100
2.5
5.31
2,81
8.12
Unit
µA/
MHz
µA/
MHz
nA
µA/
MHz
µA/
MHz
nA
nA
nA
nA
µA/
MHz
µA/
MHz
µA/
MHz
µA/
MHz
2013-11-22 - EFM32G840FXX - d0008_Rev1.71
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