Download 2021 Repack | Winbond Wpce773la0dg Datasheet Pdf
General Purpose Input/Output pins configured by the firmware to drive status LEDs, read hardware straps, or control power switches.
Winbond WPCE773LA0DG : Super I/O Controller Overview and Datasheet Resources The Winbond WPCE773LA0DG
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The WPCE773LA0DG serves as the primary system management and keyboard controller (KBC) for mobile computer mainboards. It continuously interfaces with the motherboard's core chipset (such as the Intel ICH9M or AMD SB700) using a Low Pin Count (LPC) interface. Specification Details Nuvoton Technology (Formerly Winbond Electronics) Part Number WPCE773LA0DG Package / Case QFP-128 (Quad Flat Package, 128 Pins) Primary Category winbond wpce773la0dg datasheet pdf download 2021
The 128-pin LQFP package organizes its pins into distinct functional groups. For board repair and diagnostic injection, understanding these primary signals is critical: 1. Power and Ground Rails Main operating voltage (typically 3.3V).
As this component is in a "limited supply and demand" status, it is often sourced through electronic component distributors rather than direct retail: WINBOND WPCE773LA0DG datasheets
Mostly, but check Chapter 1.3 (Family Differences). The 773LA0DG has fewer GPIO pins and no integrated touchpad controller. The 2021 datasheet includes a cross-reference table. General Purpose Input/Output pins configured by the firmware
The IC features Pulse Width Modulation (PWM) outputs to control cooling fan speeds based on temperature data received from internal thermal diodes or external SMBus/I2C digital temperature sensors. 4. General Purpose Input/Output (GPIO)
The EC monitors thermal diodes or sensors connected via SMBus. Based on temperature thresholds defined in its firmware, it controls fan PWM (Pulse Width Modulation) signals to adjust cooling fan speed.
When searching for the "winbond wpce773la0dg datasheet pdf download 2021," you might find older versions (2018, 2019) on various third-party sites. However, the 2021 revision includes critical updates: Power and Ground Rails Main operating voltage (typically 3
+-------------------------------------------------------------+ | Intel ICH9M / Southbridge | +-------------------------------------------------------------+ | | LPC Bus Interface v +-------------------------------------------------------------+ | Winbond / Nuvoton WPCE773LA0DG | | (QFP-128) | +-------------------------------------------------------------+ | | | v v v +---------------+ +---------------+ +---------------+ | System BIOS | | Power DC/DC | | Keyboard / | | (SPI Flash) | | (5V/3.3V S5) | | System Fans | +---------------+ +---------------+ +---------------+ Sourcing and Downloading the Datasheet PDF
Supply houses such as Ariat Tech's WPCE773LAODG Catalog offer standardized packaging data and basic electrical parameters.
Utilizes the Low Pin Count (LPC) bus architecture to send state data efficiently back to the primary motherboard chipset. Deciphering the Datasheet: What to Look For
The WPCE773LA0DG belongs to Winbond’s Advanced I/O and Embedded Controller family. It operates as the "always-on" manager of a computer motherboard. Even when a laptop is powered down, this chip remains active to monitor system health and await user input to initiate the boot sequence. Core Technical Specifications