Direct Rambus DRAM RIMM Module 256M-BYTE (128M-WORD x 18-BIT)
| MC-4R256FKE8D | MC-4R256FKE8D-845 | MC-4R256FKE8D-745 | MC-4R256FKE8D-653 | |
|---|---|---|---|---|
| 描述 | Direct Rambus DRAM RIMM Module 256M-BYTE (128M-WORD x 18-BIT) | Direct Rambus DRAM RIMM Module 256M-BYTE (128M-WORD x 18-BIT) | Direct Rambus DRAM RIMM Module 256M-BYTE (128M-WORD x 18-BIT) | Direct Rambus DRAM RIMM Module 256M-BYTE (128M-WORD x 18-BIT) |
| 是否Rohs认证 | - | 不符合 | 不符合 | 不符合 |
| 厂商名称 | - | ELPIDA | ELPIDA | ELPIDA |
| 零件包装代码 | - | DMA | DMA | DMA |
| 包装说明 | - | DIMM, DIMM184,40 | DIMM, DIMM184,40 | DIMM, DIMM184,40 |
| 针数 | - | 184 | 184 | 184 |
| Reach Compliance Code | - | unknow | unknow | unknow |
| ECCN代码 | - | EAR99 | EAR99 | EAR99 |
| 访问模式 | - | BLOCK ORIENTED PROTOCOL | BLOCK ORIENTED PROTOCOL | BLOCK ORIENTED PROTOCOL |
| 最长访问时间 | - | 1.56 ns | 1.56 ns | 1.56 ns |
| 其他特性 | - | SELF CONTAINED REFRESH | SELF CONTAINED REFRESH | SELF CONTAINED REFRESH |
| 最大时钟频率 (fCLK) | - | 800 MHz | 711 MHz | 600 MHz |
| I/O 类型 | - | COMMON | COMMON | COMMON |
| JESD-30 代码 | - | R-XDMA-N184 | R-XDMA-N184 | R-XDMA-N184 |
| 内存密度 | - | 2415919104 bi | 2415919104 bi | 2415919104 bi |
| 内存集成电路类型 | - | RAMBUS DRAM MODULE | RAMBUS DRAM MODULE | RAMBUS DRAM MODULE |
| 内存宽度 | - | 18 | 18 | 18 |
| 湿度敏感等级 | - | 1 | 1 | 1 |
| 功能数量 | - | 1 | 1 | 1 |
| 端口数量 | - | 1 | 1 | 1 |
| 端子数量 | - | 184 | 184 | 184 |
| 字数 | - | 134217728 words | 134217728 words | 134217728 words |
| 字数代码 | - | 128000000 | 128000000 | 128000000 |
| 工作模式 | - | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS |
| 组织 | - | 128MX18 | 128MX18 | 128MX18 |
| 输出特性 | - | 3-STATE | 3-STATE | 3-STATE |
| 封装主体材料 | - | UNSPECIFIED | UNSPECIFIED | UNSPECIFIED |
| 封装代码 | - | DIMM | DIMM | DIMM |
| 封装等效代码 | - | DIMM184,40 | DIMM184,40 | DIMM184,40 |
| 封装形状 | - | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | - | MICROELECTRONIC ASSEMBLY | MICROELECTRONIC ASSEMBLY | MICROELECTRONIC ASSEMBLY |
| 峰值回流温度（摄氏度） | - | 225 | 225 | 225 |
| 电源 | - | 1.8/2.5,2.5 V | 1.8/2.5,2.5 V | 1.8/2.5,2.5 V |
| 认证状态 | - | Not Qualified | Not Qualified | Not Qualified |
| 自我刷新 | - | YES | YES | YES |
| 最大供电电压 (Vsup) | - | 2.63 V | 2.63 V | 2.63 V |
| 最小供电电压 (Vsup) | - | 2.37 V | 2.37 V | 2.37 V |
| 标称供电电压 (Vsup) | - | 2.5 V | 2.5 V | 2.5 V |
| 表面贴装 | - | NO | NO | NO |
| 技术 | - | MOS | MOS | MOS |
| 端子形式 | - | NO LEAD | NO LEAD | NO LEAD |
| 端子节距 | - | 1 mm | 1 mm | 1 mm |
| 端子位置 | - | DUAL | DUAL | DUAL |
| 处于峰值回流温度下的最长时间 | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
工作这点儿事
stm32/stm8
stm32/stm8
电源技术
TI技术论坛
聊聊、笑笑、闹闹
电子工程世界版权所有
京B2-20211791
京ICP备10001474号-1
电信业务审批[2006]字第258号函
京公网安备 11010802033920号
Copyright © 2005-2024 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
