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STMPE2401 数据表(PDF) 17 Page - STMicroelectronics

部件名 STMPE2401
功能描述  24-bit Enhanced port expander with Keypad and PWM controller Xpander logic
PDF  55 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STMPE2401 数据表(HTML) 17 Page - STMicroelectronics

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STMPE2401
I2C Interface
17/55
Figure 4.
I2C timing
Table 14. I2C address
Symbol
Parameter
Min
Typ
Max
Unit
fSCL
SCL clock frequency
0
400
kHz
tLOW
Clock low period
1.3
µs
tHIGH
Clock high period
600
ns
tF
SDA and SCL fall time
300
ns
tHD:STA
START condition hold time
(After this period the first clock is generated)
600
ns
tSU:STA
START condition setup time
(Only relevant for a repeated start period)
600
ns
tSU:DAT
Data setup time
100
ns
tHD:DAT
Data hold time
0
µs
tSU:STO
STOP condition setup time
600
ns
tBUF
Time the bust must be free before a new
trasmission can start
1.3
µs



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