Datasheet > 23A256-E/SN/ST

23A256-E/SN/ST

更新时间： 2022-02-26 11:03:45

品牌	Logo	应用领域
美国微芯 - MICROCHIP		静态存储器
页数	文件大小	规格书
28页	609K
描述
256K SPI Bus Low-Power Serial SRAM

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23A256-E/SN/ST 数据手册

23A256/23K256

TABLE 2-1:

INSTRUCTION SET

Instruction Name

READ

Instruction Format

Description

Read data from memory array beginning at selected address

Write data to memory array beginning at selected address

Read STATUS register

0000 0011

0000 0010

0000 0101

0000 0001

WRITE

RDSR

WRSR

Write STATUS register

FIGURE 2-1: BYTE READ SEQUENCE

9 10 11

21 22 23 24 25 26 27 28 29 30 31

SCK

Instruction

16-bit Address

1 15 14 13 12

Data Out

High-Impedance

FIGURE 2-2: BYTE WRITE SEQUENCE

9 10 11

21 22 23 24 25 26 27 28 29 30 31

Data Byte

SCK

Instruction

16-bit Address

15 14 13 12

High-Impedance

 2008-2011 Microchip Technology Inc.

DS22100F-page 7

1...4 5 678 9 10...28

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