MCP23008 Microchip Technology, MCP23008 Datasheet - Page 30

• Manufacturer Part Number: MCP23008
• Description: 8-Bit I/O Expander with Serial Interface
• Manufacturer: Microchip Technology

MCP23008/MCP23S08
TABLE 2-3:
FIGURE 2-7:
DS21919D-page 30
SPI Interface AC Characteristics
Note 1:
Param
12
No.
10
13
14
11
9
(2)
SCL/SCK
Register
2:
Loaded
SDA/SI
Output
Input
GPn
GPn
INT
Clock Low Time
Clock Delay Time
Clock Enable Time
Output Valid from Clock Low
Output Hold Time
Output Disable Time
Pin
Pin
Pin
This parameter is characterized, not 100% tested.
T
In
V
= 90 ns (max) when address pointer rolls over from address 0x0A to 0x00.
Characteristic
SPI INTERFACE AC CHARACTERISTICS (CONTINUED)
GPIO AND INT TIMING
D1
INT pin active
LSb of data byte zero
during a write or read
command, depending
on parameter.
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
4.5V ≤ V
Sym
T
T
T
T
T
T
CLD
CLE
DIS
HO
LO
V
D0
DD
DD
≤ 5.5V at -40°C ≤ T
≤ 5.5V at -40°C ≤ T
Min
90
45
45
50
50
—
—
—
—
0
51
50
Typ
—
—
—
—
—
—
—
—
—
—
Max
100
inactive
90
45
45
—
—
—
—
—
—
A
A
≤ +85°C (I-Temp)
≤ +125°C (E-Temp) (Note 1)
53
52
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1.8V – 5.5V (I-Temp)
2.7V – 5.5V (I-Temp)
4.5V – 5.5V (E-Temp)
1.8V – 5.5V (I-Temp)
2.7V – 5.5V (I-Temp)
4.5V – 5.5V (E-Temp)
© 2007 Microchip Technology Inc.
Conditions