GD25B257D datasheet(6/92 Pages) GIGADEVICE

6 / 92 page

3.3V Uniform Sector

Dual and Quad Serial Flash

GD25B257D

PIN DESCRIPTION

Table 1. Pin Description for SOP16 package

Pin No.

Pin Name

I/O

Description

IO3

I/O

Data Input Output 3

VCC

Power Supply

RESET# (1)

Reset Input

CS#

Chip Select Input

SO (IO1)

I/O

Data Output (Data Input Output 1)

IO2

I/O

Data Input Output 2

VSS

Ground

DQS

Data Strobe Signal Output

SI (IO0)

I/O

Data Input (Data Input Output 0)

SCLK

Serial Clock Input

Table 2 Pin Description for TFBGA24 5*5package

Pin No.

Pin Name

I/O

Description

RESET# (1)

Reset Input

ECS#

ECC Correction Signal

SCLK

Serial Clock Input

VSS

Ground

VCC

Power Supply

CS#

Chip Select Input

DQS

Data Strobe Signal Output

IO2

I/O

Data Input Output 2

SO (IO1)

I/O

Data Output (Data Input Output 1)

SI (IO0)

I/O

Data Input (Data Input Output 0)

IO3

I/O

Data Input Output 3

Table 3. Pin Description for WSON8 package

Pin No.

Pin Name

I/O

Description

CS#

Chip Select Input

SO (IO1)

I/O

Data Output (Data Input Output 1)

IO2

I/O

Data Input Output 2

VSS

Ground

SI (IO0)

I/O

Data Input (Data Input Output 0)

SCLK

Serial Clock Input

IO3

I/O

Data Input Output 3

VCC

Power Supply

Note:

1. Only for special order, Pin 3 of 16-LEAD SOP package or Pin A4 of 24-BALL TFBGA (5x5 ball array) package is RESET#

pin. Please contact GigaDevice for detail

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