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存储器介绍

存储器(Memory)是用来存放程序和数据,是现代信息技术中用于保存信息的记忆设备。其概念很广,有很多层次,在数字系统中,只要能保存二进制数据的都可以是存储器;在集成电路中,一个没有实物形式的具有存储功能的电路也叫存储器,如RAM、FIFO等;在系统中,具有实物形式的存储设备也叫存储器,如内存条、TF卡等。计算机中全部信息,包括输入的原始数据、计算机程序、中间运行结果和最终运行结果都保存在存储器中。存储器的主要功能是存储程序和各种数据,并能在计算机运行过程中高速、自动地完成程序或数据的存取。用来存放当前正

方案关键器件表:

型号 品牌 产品描述 类型
AT28HC64BF-12JU Microchip-Atmel High Speed Parallel EEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28HC64B-90SU Microchip-Atmel IC EEPROM 64KBIT 90NS 28SOIC EEPROM
AT28HC64BF-12SU Microchip-Atmel IC EEPROM 64KBIT 120NS 28SOIC EEPROM
AT24C1024B-TH-B Microchip-Atmel 1-Mbit I2C-compatible 2-wire Serial EEPROM EEPROM
AT28HC64B-70JU Microchip-Atmel High-Speed ParallelEEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28HC64B-70SU Microchip-Atmel IC EEPROM 64KBIT 70NS 28SOIC EEPROM
AT28HC64B-70TU Microchip-Atmel High-Speed ParallelEEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28C64B-15JU Microchip-Atmel Parallel EEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT24C1024B-PU25 Microchip-Atmel 1-Mbit I2C-compatible 2-wire Serial EEPROM EEPROM
AT28C64B-15TU Microchip-Atmel Parallel EEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28C64B-15SU Microchip-Atmel Parallel EEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28HC64B-12SU Microchip-Atmel IC EEPROM 64KBIT 120NS 28SOIC EEPROM
AT28C256-15SU Microchip-Atmel IC EEPROM 256KBIT 150NS 28SOIC EEPROM
AT28HC64B-90JU Microchip-Atmel High-Speed ParallelEEPROM 64K (8K x 8) with Page Write and Software Data Protection EEPROM
AT28C256F-15SU Microchip-Atmel IC EEPROM 256KBIT 150NS 28SOIC EEPROM
AT28C256E-15SU Microchip-Atmel IC EEPROM 256KBIT 150NS 28SOIC EEPROM
AT28HC256E-12JU Microchip-Atmel IC EEPROM 256KBIT 120NS 32PLCC EEPROM
AT28BV256-20JU Microchip-Atmel Battery-Voltage Parallel EEPROM 256K (32K x 8) EEPROM
AT28HC256E-12SU Microchip-Atmel IC EEPROM 256KBIT 120NS 28SOIC EEPROM
AT28HC256E-12TU Microchip-Atmel IC EEPROM 256KBIT 120NS 28TSOP EEPROM

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