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MCP23009ESS 数据表(PDF) 33 Page - Microchip Technology

部件名 MCP23009ESS
功能描述  8-Bit I/O Expander with Open-Drain Outputs
PDF  50 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

MCP23009ESS 数据表(HTML) 33 Page - Microchip Technology

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© 2009 Microchip Technology Inc.
DS22121B-page 33
MCP23009/MCP23S09
TABLE 2-3:
HARDWARE ADDRESS LATCH TIMING
FIGURE 2-4:
HARDWARE ADDRESS LATCH TIMING
AC Characteristics
Standard Operating Conditions (unless otherwise specified)
1.8V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C.
Parameter
No.
Sym
Characteristic
Min
Typ(2)
Max
Units
Conditions
40
tADEN
Time from VDD stable after
POR to ADC enable
—0
—
µs
Note 1
41
tADDRLAT Time from ADC enable to
address decode and latch
—50
—
ns
Note 1
42
tADDIS
Time from raising edge of serial
clock to ADC disable
—10
—
ns
Note 1
Note 1:
This parameter is characterized, not 100% tested.
2:
Data in the Typical (“Typ”) column is at 5V, +25
°C, unless otherwise stated..
VDD
adc_en
i2c_addr[2:0]
SCL
40
41
42



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