MCP23S18 Microchip Technology, MCP23S18 Datasheet - Page 37

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

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TABLE 2-3:
FIGURE 2-4:
© 2008 Microchip Technology Inc.
AC Characteristics
Note 1:
Parameter
SCL
No.
i2c_addr[2:0]
V
adc_en
40
41
42
DD
2:
This parameter is characterized, not 100% tested.
Data in the Typical (“Typ”) column is at 5V, +25°C, unless otherwise stated..
t
ADDRLAT
t
t
ADDIS
Sym
ADEN
HARDWARE ADDRESS LATCH TIMING
40
HARDWARE ADDRESS LATCH TIMING
Standard Operating Conditions (unless otherwise specified)
1.8V ≤ V
Time from V
POR to ADC enable
Time from ADC enable to
address decode and latch
Time from raising edge of serial
clock to ADC disable
Characteristic
DD
41
≤ 5.5V at -40°C ≤ T
DD
stable after
A
≤ +125°C.
Min Typ
—
—
—
MCP23018/MCP23S18
50
10
0
( 2)
42
Max
—
—
—
Units
µs
ns
ns
Note 1
Note 1
Note 1
Conditions
DS22103A-page 37