F71869 F71869F -- Super I/O + Hardware Monitor
The F71869 which is the featured IO chip for PC system is equipped with one IEEE 1284 Parallel Port, two UART Ports, Hardware Keyboard Controller, SIR and one FDC. The F71869 integrates with hardware monitor, 9 sets of voltage sensor, 3 sets of creative auto-controlling fans and 3 temperature sensor pins for the accurate dual current type temperature measurement for CPU thermal diode or external transistors 2N3906. Others, the F71869 supports newest AMD TSI and Intel PECI interfaces and INTEL Ibex PEAK SMBus for temperature sensing and provides the power sequence controller function for AMD platform
The F71869 provides flexible features for multi-directional application. For instance, supports 3-in/out pins North Bridge Bit select controlling with offset implement., provides 45 GPIO pins (multi-pin), IRQ sharing function also designed in UART feature for particular usage and accurate current mode H/W monitor will be worth in measurement of temperature, provides 3 modes fan speed control mechanism included Manual Mode/Stage Auto Mode/Linear Auto Mode for users’ selection.
These features as above description will help you more and improve product value. Finally, the F71869 is powered by 3.3V voltage, with the LPC interface in the green package of 128-PQFP.
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