WPC8769LDG View Datasheet(PDF) - Winbond

Part Name

Description

Manufacturer

WPC8769LDG

Mobile Embedded Controller with SPI™ Flash Interface and MCE-Compliant CIR Port

Winbond 

Features (Continued)

Clocking, Supply and Package Information

■ Strap Input-Controlled Operating Modes:

— Shared BIOS memory mode

— TRI-STATE® mode

— Development mode

■ Clocks

— Single 32.768 KHz crystal oscillator

— On-chip high-frequency clock generators

— Either 32.768 KHz or CR16CPlus clock out

■ Testability

— XOR-tree structure includes all device pins (except

supply, A/D, D/A, and crystal oscillator pins), select-

ed at power-up by strap inputs

— TRI-STATE device pins, selected at power-up by

strap input (TRIS)

■ Power Supply

— 3.3V supply operation

— 5V tolerance and back-drive protection on all pins

(except crystal oscillator, A/D, D/A, LPC bus, and

SPI flash pins)

— Separate supply for host I/F (VDD) and EC functions

(VCC)

— Backup battery input for wake-up configuration

— Reduced power consumption capability

— Software- or hardware-switched power modes:

❏ Active mode

❏ Active mode executing WAIT

❏ Idle

❏ Deep Idle

❏ Suspend

❏ Power Off, for oscillator only, from the backup

battery

— Automatic wake-up on system events

■ Package Options

— 128-pin LQFP package

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4

Revision 1.0

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