BR25G1MXXX-5A中文資料羅姆數(shù)據(jù)手冊(cè)PDF規(guī)格書

General Description

BR25G1Mxxx-5A Series is a 1Mbit serial EEPROM of SPI

BUS Interface.

Features

? SPI BUS Mode (CPOL, CPHA) = (0, 0), (1, 1)

? Page Size: 256 Byte

? Bit Format: 131072 x 8 bit

? 256 Byte Write Lockable Identification Page (ID Page)

? Address Auto Increment Function at Read Operation

? Auto Erase and Auto End Function at Data Rewrite

? Write Protect Block Setting by Software

Memory Array 1/4, 1/2, Whole

? HOLD Function by the HOLDB Pin

? Prevention of Write Mistake

Write Prohibition at Power On

Write Prohibition by the WPB Pin

Write Prohibition Block Setting

Prevention of Write Mistake at Low Voltage

? Data at Shipment

Memory Array: FFh

ID Page : FFh

Status Register WPEN, BP1, BP0: 0, 0, 0

Lock Status LS: 0

Applications

? Ordinary Electronic Equipment (such as AV Equipment,

OA Equipment, Telecommunication Equipment, Home

Electronic Appliances, Amusement Equipment, etc.).