Product Summary

The F71889F is a Super Hardware Monitor which is the featured IO chip for new generational PC system is equippedwith one IEEE 1284 parallel port, two UART ports, KBC, Serial Peripheral Interface (SPI),80-Port, SIR, VID controller and one FDC. The F71889F integrated with hardware monitor, 9sets of voltage sensor, 3 sets of creative auto-controlling fans and 3 temperature sensor pinsfor the accurate dual current type temp. measurement for CPU thermal diode or external transistors 2N3906.The F71889F provides flexible features for multi-directional application. For instance,supports Bus Interface pins, provides 59 GPIO pins (multi-pin), IRQ sharing function also designed in UART feature for particular usage and accurate current mode H/W monitor will beworth in measurement of temperature, provides 3 modes fan speed control mechanismincluded Manual Mode/Speed Mode/Temperature Mode for selection.

Parametrics

F71889F absolute maximum ratings: (1)Power Supply Voltage: -0.5 to 5.5V; (2)Input Voltage: -0.5 to VDD+0.5V; (3)Operating Temperature: 0 to 70℃; (4)Storage Temperature: -55 to 150℃.

Features

F71889F features: (1)Comply with LPC Spec. 1.1; (2)Support DPM (Device Power Management), ACPI; (3)Bus Interface for CPU use; (4)Provides one FDC, two UARTs, KBC and Parallel Port; (5)16 pins VID controller for VRM 11.x and OTF; (6)Serial VID controller with CORE_TYPE input for AMD Processor; (7)H/W monitor functions; (8)Reference voltage outputs support; (9)5VDUAL voltage switch; (10)SPI interface for BIOS Bridge; (11)80-Port interface from LPT or COM2; (12)Support AMD TSI interface and Intel SST/PECI interface.

Diagrams

F71889F Block Diagram

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