Features

• SCH311x Super I/O Controllers. The SCH3114 Super I/O Controller chip integrates many standard PC motherboard hardware functions into a single device. Functions. Watchdog Timer. Resume and Main Power-Good Generator. Programmable Clock Output to 16Hz. 2.88MB Floppy Disk Controller for 2 x drives. Enhanced Digital Data Separator. Keyboard Controller, 8042 software compatible. 4 x Multiple Full Function Serial Ports. Infrared Port, Multiprotocol, IrDA 1.0 Compliant. Multi-Mode™ Parallel Port with ChiProtect™. Hardware monitor for power supplies and temperature with fan control. IDE Reset Output and 3 x PCI Reset Buffers with Software Control Capability. Power Button Control and AC Power-Failure Recovery. Common Features. Low Pin Count Bus (LPC) Interface. Programmable Wake-up Event (PME) Interface. PC99, PC2001 Compliant. ACPI 2.0 Compliant. Serial IRQ Interface compatible with Serialized IRQ support for PCI Systems. ISA Plug-and-Play compatible Register Set. 4 x Address Options for Power-On Configuration Port. System Management Interrupt (SMI). 40 x GPIO pins. 6 x GPIO pins with VID compatible inputs. Support for Power Button on PS/2 Keyboard. Security Key Register (32 byte) for Device Authentication. +3.3Vdc operation (SIO block is +5V tolerant). Operating temperature range: 0 to +70°C. RS Product Codes. ; 672-6878 672-6878 SCH3114-NU Super I/O Controller, 4 x serial ports. ; 912-6861 912-6861 SCH3114-NU Super I/O Controller, 4 x serial ports (Pack of 90)