GD25Q41BXIGX datasheet(5/46 Pages) ELM

5 / 46 page

Rev.1.1

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GD25Q41BxIGx Uniform Sector Dual and Quad Serial Flash

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2. GENERAL DESCRIPTION

The GD25Q41B Serial flash supports the standard Serial Peripheral Interface (SPI), and a high performance

Dual/Quad output as well as Dual/Quad SPI: Serial Clock, Chip Select, Serial Data I/O0 (SI), I/O1 (SO), I/O2

(WP#), and I/O3 (HOLD#). SPI clock frequencies of up to 104MHz are supported allowing equivalent clock

rates of 208MHz for Dual Output & Dual I/O read command, and 416MHz for Quad output & Quad I/O read

command.

Connection Diagram

8-LEAD SOP

8-LEAD USON

Pin Name

I / O

Description

CS#

Chip Select Input

SO (IO1)

I/O

Data Output (Data Input Output 1)

WP# (IO2)

I/O

Write Protect Input (Data Input Output 2)

VSS

Ground

SI (IO0)

I/O

Data Input (Data Input Output 0)

SCLK

Serial Clock Input

HOLD# (IO3)

I/O

Hold Input (Data Input Output 3)

VCC

Power Supply

Pin Description

SPI

Command &

Control Logic

High Voltage

Generators

Page Address

Latch/Counter

Status

Write Control

Logic

Byte Address

Latch/Counter

Column Decode And

256-Byte Page Buffer

Flash

Memory

CS#

SCLK

SI(IO0)

SO(IO1)

HOLD#(IO3)

WP#(IO2)

Block Diagram

GD25Q41BXIGX Datasheet(PDF) 5 Page - ELM Electronics

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