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MCP23017-E/SS датащи(PDF) 34 Page - Microchip Technology

номер детали MCP23017-E/SS
подробное описание детали  16-Bit I/O Expander with Serial Interface
PDF  48 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP23017-E/SS датащи(HTML) 34 Page - Microchip Technology

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MCP23017/MCP23S17
DS21952B-page 34
© 2007 Microchip Technology Inc.
FIGURE 2-7:
GPIO AND INT TIMING
9
Clock Low Time
TLO
90
—
—
ns
1.8V–5.5V (I-Temp)
45
—
—
ns
2.7V–5.5V (I-Temp)
45
—
—
ns
4.5V–5.5V (E-Temp)
10
Clock Delay Time
TCLD
50
—
—
ns
11
Clock Enable Time
TCLE
50
—
—
ns
12
Output Valid from Clock Low
TV
—
—
90
ns
1.8V–5.5V (I-Temp)
—
—
45
ns
2.7V–5.5V (I-Temp)
—
—
45
ns
4.5V–5.5V (E-Temp)
13
Output Hold Time
THO
0—
—
ns
14
Output Disable Time
TDIS
——
100
ns
TABLE 2-3:
SPI INTERFACE AC CHARACTERISTICS (CONTINUED)
SPI Interface AC Characteristics
Operating Conditions (unless otherwise indicated):
1.8V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +85°C (I-Temp)
4.5V
≤ VDD ≤ 5.5V at -40°C ≤ TA ≤ +125°C (E-Temp) (Note 1)
Param
No.
Characteristic
Sym
Min
Typ
Max
Units
Conditions
Note 1: This parameter is characterized, not 100% tested.
50
SCL/SCK
SDA/SI
In
GPn
Pin
D0
D1
LSb of data byte zero
during a write or read
INT
Pin
INT Pin Active
51
command, depending
on parameter
Output
GPn
Pin
Input
Inactive
53
52
Register
Loaded



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