W55FXX View Datasheet(PDF) - Winbond

Part Name

Description

Manufacturer

W55FXX

SERIAL FLASH EEPROM SERIES

Winbond 

W55FXX

PIN DESCRIPTION

NO. PIN NAME I/O

1

EOP

O

2

CTRL

I

3

VSS

I

4

ADDR

I

5

DATA

I/O

6

CLK

I

7

VDD

I

8

MODE

I

DESCRIPTION

End of process signal output

Enable signal for program and erase operations when MODE = 0

Input clock for mode counter when MODE = 1

Ground

Input clock for start adress shift-in

Bidirectional data line

Input clock for data write-in and read-out

Positive voltage supply

Mode select control pin

BLOCK DIAGRAM

CLK

DATA

ADDR

CTRL

MODE

EOP

shift register

/address counter

Decoder

Write-in Buffer

Control

Circuit

page-code cells

/page-code flag

/comparator

Output

Buffer

POR

Circuit

Core

Array

Pump

Circuit

-2-

Share Link: