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STUSB1602 Folha de dados(PDF) 25 Page - STMicroelectronics

Nome de Peças STUSB1602
Descrição Electrónicos  Power hubs and docking stations
PDF  55 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STUSB1602 Folha de dados(HTML) 25 Page - STMicroelectronics

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STUSB1602
I2C interface
55
Figure 6. Write operation
5.2
Timing specifications
The device uses a standard slave I²C channel at speed up to 400 kHz.
Table 14. I²C timing parameters - VDD = 5 V
Symbol
Parameter
Min.
Typ.
Max.
Unit
Fscl
SCL clock frequency
0
—
400
kHz
thd,sta
Hold time (repeated) START condition
0.6
—
μs
tlow
LOW period of the SCL clock
1.3
—
thigh
HIGH period of the SCL clock
0.6
—
tsu,dat
Setup time for repeated START condition
0.6
—
thd,dat
Data hold time
0.04
0.9
tsu,dat
Data setup time
100
—
tr
Rise time of both SDA and SCL signals
20 + 0.1 Cb
300
ns
tf
Fall time of both SDA and SCL signals
20 + 0.1 Cb
300
tsu,sto
Setup time for STOP condition
0.6
—
μs
tbuf
Bus free time between a STOP and START
condition
1.3
—
Cb
Capacitive load for each bus line
—
400
pF



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