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PCF8575CDB 数据表(PDF) 10 Page - Texas Instruments

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部件名 PCF8575CDB
功能描述  SMBus Low-Power I/O Expander
PDF  38 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

PCF8575CDB 数据表(HTML) 10 Page - Texas Instruments

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P00
A
0.7 × VCC
0.3 × VCC
SCL
P17
tpv
Slave
ACK
Unstable
Data
Last Stable Bit
SDA
Pn
Pn
Write-Mode Timing (R/W = 0)
P00
A
0.7 × VCC
0.3 × VCC
SCL
P17
0.7 × VCC
0.3 × VCC
tsu
th
Read-Mode Timing (R/W = 1)
DUT
GND
CL = 100 pF
RL = 4.7 k
VCC
SDA LOAD CONFIGURATION
INTERRUPT LOAD CONFIGURATION
INT
GND
CL = 50 pF
RL = 1 k
VCC
DUT
SDA
DUT
GND
CL = 100 pF
P-PORT LOAD CONFIGURATION
Pn
PCF8575C
SCPS123F – MARCH 2005 – REVISED JANUARY 2015
www.ti.com
Parameter Measurement Information (continued)
Figure 9. P-Port Load Circuits and Voltage Waveforms
10
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Copyright © 2005–2015, Texas Instruments Incorporated
Product Folder Links: PCF8575C



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