MCP23S18 Microchip Technology, MCP23S18 Datasheet - Page 33

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

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2.0
Absolute Maximum Ratings
Ambient temperature under bias.............................................................................................................-40°C to +125°C
Storage temperature .............................................................................................................................. -65°C to +150°C
Voltage on V
Voltage on RESET with respect to V
Voltage on all other pins with respect to V
Voltage on GPIO Pins: ................................................................................................................................. -0.6V to 5.5V
Total power dissipation (Note 1)...........................................................................................................................700 mW
Maximum current out of V
Maximum current into V
Input clamp current, I
Output clamp current, I
Maximum output current sunk by any Output pin....................................................................................................25 mA
Maximum output current sunk by any Output pin (V
Maximum output current sourced by any Output pin ..............................................................................................25 mA
Maximum output current sourced by any Output pin (V
© 2008 Microchip Technology Inc.
†
device. This is a stress rating only and functional operation of the device at those or any other conditions above those
indicated in the operation listings of this specification is not implied. Exposure to maximum rating conditions for
extended periods may affect device reliability.
Note:
NOTICE: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the
ELECTRICAL CHARACTERISTICS
Power dissipation is calculated as follows:
Pdis = V
DD
with respect to V
DD
IK
OK
(V
x {I
DD
SS
I
(V
DD
< 0 or V
pin ..............................................................................................................................125 mA
O
pin ...........................................................................................................................400 mA
- ∑ I
< 0 or V
SS
OH
I
> V
......................................................................................................... -0.3V to +7.0V
SS
} + ∑ {(V
(†)
O
..................................................................................................... -0.3V to +14V
DD
> V
SS
)...................................................................................................................... ±20 mA
DD
(except V
DD
) .............................................................................................................. ±20 mA
-V
OH
DD
) x I
DD
= 1.8V) ..............................................................................10 mA
DD
and GPIOA/B) ...................................... -0.6V to (V
OH
= 1.8V).........................................................................10 mA
} + ∑(V
MCP23018/MCP23S18
OL
x I
OL
)
DS22103A-page 33
DD
+ 0.6V)