MCP23S17 Microchip Technology, MCP23S17 Datasheet - Page 32

• Manufacturer Part Number: MCP23S17
• Description: 16-Bit I/O Expander with Serial Interface
• Manufacturer: Microchip Technology

MCP23017/MCP23S17
TABLE 2-2:
FIGURE 2-5:
DS21952B-page 32
I
Note 1:
Param
2
C™ AC Characteristics
No.
109
110
2:
SCK
CS
SO
Output Valid From Clock:
Bus Free Time:
Bus Capacitive Loading:
Input Filter Spike Suppression
(SDA and SCL)
SI
This parameter is characterized, not 100% tested.
C
100 kHz mode
400 kHz mode
1.7 MHz mode
100 kHz mode
400 kHz mode
1.7 MHz mode
100 kHz and 400 kHz
1.7 MHz
100 kHz and 400 kHz
1.7 MHz
Mode 1,1
Mode 0,0
B
is specified to be from 10 to 400 pF.
Characteristic
I
2
C™ BUS DATA REQUIREMENTS (CONTINUED)
1
SPI INPUT TIMING
4
MSB in
5
High-Impedance
Operating Conditions (unless otherwise indicated):
1.8V ≤ V
4.5V ≤ V
R
PU
T
Sym
T
T
C
BUF
AA
SP
(SCL, SDA) = 1 kΩ, C
B
6
DD
DD
≤ 5.5V at -40°C ≤ T
≤ 5.5V at -40°C ≤ T
Min
N/A
4.7
1.3
—
—
—
—
—
—
—
7
L
(SCL, SDA) = 135 pF
Typ
—
—
—
—
—
—
—
—
—
—
A
A
≤ +85°C (I-Temp)
≤ +125°C (E-Temp) (Note 1)
2
Max Units
3.45
0.18
N/A
100
0.9
400
50
10
—
—
LSB in
pF
pF
µs
µs
µs
µs
µs
µs
ns
ns
© 2007 Microchip Technology Inc.
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)
Note 1
Note 1
Spike suppression off
10
3
11
Conditions