| 制造商 | 部件名 | 数据表 | 功能描述 |
 NXP Semiconductors |
PCA9501
|
146Kb / 22P |
8-bit I2C and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
2003 Sep 12 |
|
PCA9500
|
145Kb / 21P |
8-bit I2C and SMBus I/O port with 2-kbit EEPROM
2004 Sep 30 |
|
PCA9500
|
169Kb / 23P |
8-bit I2C and SMBus I/O port with 2-kbit EEPROM
2004 Sep 30 |
|
PCA9501
|
178Kb / 28P |
8-bit I2C-bus and SMBus I/O port with interrupt, 2-kbit EEPROM and 6 address pins
Rev. 04-10 February 2009 |
|
PCA9554
|
187Kb / 30P |
8-bit I2C-bus and SMBus I/O port with interrupt
Rev. 07-13 November 2006 |
|
PCA9557
|
162Kb / 26P |
8-bit I2C-bus and SMBus I/O port with reset
Rev. 06-11 June 2008 |
|
PCA9558
|
165Kb / 27P |
8-bit I2C-bus and SMBus I/O port with 5-bit multiplexed/1-bit latched 6-bit I2C-bus EEPROM DIP switch and 2-kbit EEPROM
Rev. 04-14 April 2009 |
|
PCA9554D,112
|
590Kb / 35P |
8-bit I2C-bus and SMBus I/O port with interrupt
Rev. 9-19 March 2013 |
|
PCA9554PW-T
|
590Kb / 35P |
8-bit I2C-bus and SMBus I/O port with interrupt
Rev. 9-19 March 2013 |
 ON Semiconductor |
CAT9557
|
171Kb / 17P |
8-Bit I2C-Bus and SMBus I/O Port
March, 2011 ??Rev. 0 |