W83697UG

Description：IC INTERFACE SPECIALIZED 128PQFP
Series：-

SKU:61177c5c4c5d Category: Specialized Brand: Nuvoton Technology Corporation

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Product introduction

W83697UG is listed in the Specialized range at ChipApex. The manufacturer field lists Nuvoton Technology Corporation. Its product description is IC INTERFACE SPECIALIZED 128PQFP. Review the specifications below when checking this part for your BOM.

Specialized specifications for W83697UG

Description：IC INTERFACE SPECIALIZED 128PQFP
Series：-
Mfr：Nuvoton Technology Corporation
Package：Tray
Applications：PC's, PDA's
Interface：LPC
Voltage - Supply：3.3V, 5V
Package / Case：128-XFQFN
Supplier Device Package：128-PQFP (14x20)
Grade：-
Qualification：-
Mounting Type：Surface Mount

Specialized datasheet and documents for W83697UG

W83697UG

Specialized Overview

The W83697UG is an LPC Super I/O controller manufactured by Nuvoton Technology Corporation, housed in a 128-pin PQFP package. It integrates a floppy disk controller compatible with the 82077 standard, four high-speed UARTs supporting baud rates up to 921 kbps, and a multi-mode parallel port (SPP/BPP/EPP/ECP). The device includes infrared communication capabilities, a game port, MIDI interface, smart card reader support, and flash ROM interface. It operates with a single 24 or 48 MHz clock input and supports ACPI and DPM for power management.

Specialized Feature Summary

Integrates four high-speed serial ports with 16-byte FIFOs and infrared support
Includes floppy disk controller supporting multiple drive formats and data rates
Provides multi-mode parallel port with extension floppy drive capabilities
Features general-purpose I/O ports functional in power-down mode

Specialized Applications

Desktop computer systems requiring legacy I/O integration
Industrial control panels needing serial and parallel connectivity
Embedded systems utilizing smart card interfaces

Specialized Procurement Notes

Verify component authenticity through authorized distributors. Confirm package integrity and pin alignment prior to installation. Ensure compatibility with existing BIOS configurations and system resource allocation settings. Review datasheet specifications for voltage and temperature limits during design validation.

Specialized Selection Notes

Select this component for designs requiring comprehensive legacy I/O integration via LPC interface. Consider the 128-pin PQFP package constraints and thermal requirements. Evaluate the need for specific features such as smart card support or extended floppy drive modes before finalizing the bill of materials.

Specialized Part Context

This component belongs to the Winbond/Nuvoton LPC I/O family, evolving from earlier ISA-based controllers. It replaces older parallel and serial interface chips by consolidating functions into a single low-pin-count device. The W83697 series maintains software transparency for legacy operating systems while reducing board space and complexity.