MCP23S18 Microchip Technology, MCP23S18 Datasheet - Page 40

• Manufacturer Part Number: MCP23S18
• Description: 16-Bit I/O Expander
• Manufacturer: Microchip Technology

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MCP23018/MCP23S18
TABLE 2-4:
FIGURE 2-7:
DS22103A-page 40
I
Note 1:
Param
2
C™ AC Characteristics
109
No.
110
2:
3:
SCK
CS
SO
Output Valid From Clock:
Bus Free Time:
Bus Capacitive Loading:
Input Filter Spike
Suppression: (SDA and SCL)
SI
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz mode
400 kHz mode
3.4 MHz mode
100 kHz and 400 kHz
3.4 MHz
100 kHz and 400 kHz
3.4 MHz
This parameter is characterized, not 100% tested.
C
This parameter is not applicable in high-speed mode (3.4 MHz).
B
Mode 1,1
Mode 0,0
is specified from 10 to 400 (pF).
Characteristic
I
2
C BUS DATA REQUIREMENTS (SLAVE MODE) (CONTINUED)
1
SPI INPUT TIMING
4
MSB in
5
high impedance
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
R
(N
(N
PU
T
Sym
OTE
OTE
T
T
C
BUF
AA
SP
(SCL, SDA) = 1 kΩ, C
B
6
3)
2)
DD
≤ 5.5V at -40°C ≤ T
Min
N/A
4.7
1.3
—
—
—
—
—
—
—
7
L
Typ
(SCL, SDA) = 135 pF.
—
—
—
—
—
—
—
—
—
—
A
≤ +125°C
Max
3.45
0.18
N/A
100
2
0.9
400
50
10
—
—
LSB in
Units
µs
µs
µs
µs
pF
pF
µs
µs
ns
ns
© 2008 Microchip Technology Inc.
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
1.8V – 5.5V
1.8V – 5.5V
2.7V – 5.5V
(Note 1)
(Note 1)
(Note 1)
(Note 1)
10
3
11
Conditions