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MCP23S08

Features: • 8-bit remote bidirectional I/O port - I/O pins default to input• High-speed I2C™ interface (MCP23008) - 100kHz - 400kHz - 1.7MHz• High-speed SPI™ interface (MCP23S08) - 10MHz• Hardware address pins - Three for the MCP23008 to allow up to eight device...

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SeekIC No. : 004418249 Detail

MCP23S08: Features: • 8-bit remote bidirectional I/O port - I/O pins default to input• High-speed I2C™ interface (MCP23008) - 100kHz - 400kHz - 1.7MHz• High-speed SPI™ interface ...

MCP23S08 Data Sheet

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Part Number:
MCP23S08
Supply Ability:
5000

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  • 1~5000
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  • 15 Days
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Product Details

Description



Features:

• 8-bit remote bidirectional I/O port - I/O pins default to input
• High-speed I2C™ interface (MCP23008) - 100kHz - 400kHz - 1.7MHz
• High-speed SPI™ interface (MCP23S08) - 10MHz
• Hardware address pins - Three for the MCP23008 to allow up to eight devices on the bus - Two for the MCP23S08 to allow up to four devices using the same chip-select
• Configurable interrupt output pin - Configurable as active-high, active-low or open-drain
• Configurable interrupt source - Interrupt-on-change from configured defaults or pin change
• Polarity Inversion register to configure the polarity of the input port data
• External reset input
• Low standby current: 1 A (max.)
• Operating voltage:
- 1.8V to 5.5V @ -40°C to +85°C (I-Temp)
- 2.7V to 5.5V @ -40°C to +85°C (I-Temp)
- 4.5V to 5.5V @ -40°C to +125°C (E-Temp)




Pinout

Connection Diagram






Specifications

Ambient temperature under bias........................................................................................-40°C to +125°C
Storage temperature ..........................................................................................................-65°C to +150°C
Voltage on VDD with respect to VSS .................................................................................... ....-0.3V to +5.5V
Voltage on all other pins with respect to VSS (except VDD)...............................................-0.6V to (VDD + 0.6V)
Total power dissipation (Note) ..............................................................................................................700 mW
Maximum current out of VSS pin ..............................................................................................................150 mA
Maximum current into VDD pin .................................................................................................................125 mA
Input clamp current, IIK (VI < 0 or VI > VDD).......................................................................................... ±20 mA
Output clamp current, IOK (VO < 0 or VO > VDD) .................................................................................. ±20 mA
Maximum output current sunk by any output pin .....................................................................................25 mA
Maximum output current sourced by any output pin ..................................................................................25 mA
Note: Power dissipation is calculated as follows: PDIS = VDD x {IDD - IOH} + {(VDD-VOH) x IOH} + (VOL x IOL)
† NOTICE: Stresses above those listed under "Absolute Maximum Ratings" may cause permanent damage to the 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.



Parameter Name Value
Device Description 8-bit I/O Port Expander
Operating Voltage Range (V) 1.8 to 5.5
Operating Temp Range (°C) -40 to 125
Interface SPI
Max. Bus Frequency (kBits/s) 10000





Description

MCP23S08 features:

  • 8-bit port expander with interrupt output
  • 2 adddress inputs for up to 4 devices on one bus
  • 25mA sink/source capability per I/O
  • Supports up to 10MHz SPI? clock speeds
  • Internal power-on-reset (POR)




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