MCP23S18 Microchip Technology, MCP23S18 Datasheet - Page 42
MCP23S18
Manufacturer Part Number
MCP23S18
Description
16-Bit I/O Expander
Manufacturer
Microchip Technology
Datasheet
1.MCP23S18.pdf
(56 pages)
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MCP23018/MCP23S18
TABLE 2-5:
FIGURE 2-9:
DS22103A-page 42
SPI Interface AC Characteristics
Note 1:
Param
No.
10
11
12
13
14
1
2
3
4
5
6
7
8
9
Clock Frequency
CS Setup Time
CS Hold Time
CS Disable Time
Data Setup Time
Data Hold Time
CLK Rise Time
CLK Fall Time
Clock High Time
Clock Low Time
Clock Delay Time
Clock Enable Time
Output Valid from Clock
Low
Output Hold Time
Output Disable Time
This parameter is characterized, not 100% tested.
40
35
30
25
20
15
10
5
0
Characteristic
1.5
SPI INTERFACE AC CHARACTERISTICS
T = -40°C
TYPICAL PERFORMANCE CURVE FOR SPI TV SPECIFICATION (PARAM #12)
2
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
Sym
F
T
T
T
T
T
T
2.5
T
T
T
T
T
CSH
CSD
CSS
T
T
CLD
CLE
T
CLK
DIS
SU
HD
HO
LO
HI
R
F
V
T = +125°C
DD
≤ 5.5V at -40°C ≤ T
Min
T
—
50
50
50
10
10
—
—
45
45
50
50
—
—
0
T = +25°C
3
V
vs V
V
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
DD
3.5
DD
(V)
T = +85°C
Max
100
10
—
—
—
—
—
—
—
—
—
45
—
A
2
2
≤ +125°C.
4
Units
MHz
ns
ns
ns
ns
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
4.5
1.8V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
Note 1
Note 1
1.8V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
© 2008 Microchip Technology Inc.
Conditions
5
5.5