PCA9505DGG 40-bit I2C-bus I/O port with RESET, OE and INT - # of Addresses: 8 ; I2C-bus: 400 kHz; Interrupt: 0-1 ; Max Sink Current per bit: 25 mA; Max Sink Current, per package: 500 mA; Number of bits: 40 ; Operating temperature: -40~85 Cel; Operating voltage: 2.3~5.5 VDC; Source Current per bit: 10 mA; Weak Pull-Up Current Source: Yes
PCA9504A-T Glue chip 4 - Application: Intel entry servers/workstations (840 and 860 chipsets), high-end desktops (820 and 850 chipsets), as well as mid range (815, 830 and 845 chipsets) and low-end (810 chipset) motherboards ; Function: Optimized for the Intel 82801BA I/O controller hub (ICH2) ; Operating temperature: -40~85 Cel; Operating voltage 2: 4.5~5.5 V; Supply voltage: 3.0~3.6 V
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