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STMPE801 Fiches technique(PDF) 10 Page - STMicroelectronics

No de pièce STMPE801
Description  8-bit port expander Xpander logic
PDF  26 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STMPE801 Fiches technique(HTML) 10 Page - STMicroelectronics

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I2C module
STMPE801
10/26
Figure 4.
I2C timing
5.2
I2C features
The features that are supported by the I2C interface are as below:
●
I2C slave device
●
Operates at 1.8V
●
Compliant to Philips I2C specification version 2.1
●
Supports standard (uo to 100Kbps) and fast (up to 400Kbps) modes
Table 7. 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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