| Manufacturer | Part # | Datasheet | Description |

Rohm
|
BU1850MUV |
414Kb/18P |
GPIO Expander IC |
| BU8272GUW |
391Kb/18P |
GPIO Expander IC |

Exar Corporation
|
XRA1402IG16-0B |
409Kb/14P |
8-BIT SPI GPIO EXPANDER |
| XRA1402 |
409Kb/14P |
8-BIT SPI GPIO EXPANDER |
| XRA1201 |
493Kb/17P |
16-BIT I2C/SMBUS GPIO EXPANDER |
| XRA1207 |
464Kb/17P |
16-BIT I2C/SMBUS GPIO EXPANDER |
| XRA1200 |
462Kb/16P |
8-BIT I2C/SMBUS GPIO EXPANDER |

Texas Instruments
|
TCA6418E |
853Kb/30P |
I2C CONTROLLED 18 CHANNEL GPIO EXPANDER |
| TCA6418EYFPR |
796Kb/29P |
I2C CONTROLLED 18 CHANNEL GPIO EXPANDER |

Exar Corporation
|
XRA1206 |
433Kb/15P |
8-BIT I2C/SMBUS GPIO EXPANDER |

Asahi Kasei Microsystem...
|
AK4184 |
608Kb/36P |
TSC with Keypad Scanner and GPIO Expander |
| AK4184A |
669Kb/36P |
TSC with Keypad Scanner and GPIO Expander |
| AK4184A |
626Kb/36P |
TSC with Keypad Scanner and GPIO Expander |

Exar Corporation
|
XRA1203 |
472Kb/17P |
16-BIT I2C/SMBUS GPIO EXPANDER WITH RESET |

ON Semiconductor
|
FXL6408 |
805Kb/17P |
Fully Configurable 8-Bit I2C-Controlled GPIO Expander October 2012 Rev. 1.0.0 |

Exar Corporation
|
XRA1202 |
155Kb/16P |
8-BIT I2C/SMBUS GPIO EXPANDER WITH RESET |
| XRA1403 |
440Kb/16P |
16-BIT SPI GPIO EXPANDER WITH RESET INPUT |
| XRA1405 |
439Kb/16P |
16-BIT SPI GPIO EXPANDER WITH INTEGRATED LEVEL SHIFTERS |
| XRA1404 |
408Kb/14P |
8-BIT SPI GPIO EXPANDER WITH INTEGRATED LEVEL SHIFTERS |

Rohm
|
BU1851GUW |
290Kb/13P |
GPIO ICs Series Key Encoder IC |