是否无铅: | 含铅 | 是否Rohs认证: | 不符合 |
生命周期: | Obsolete | 零件包装代码: | DIP |
包装说明: | DIP, DIP28,.4 | 针数: | 28 |
Reach Compliance Code: | not_compliant | ECCN代码: | EAR99 |
HTS代码: | 8542.32.00.02 | 风险等级: | 5.27 |
访问模式: | FAST PAGE | 最长访问时间: | 100 ns |
其他特性: | RAS ONLY; CAS BEFORE RAS; HIDDEN REFRESH | JESD-30 代码: | R-CDIP-T28 |
长度: | 35.925 mm | 内存密度: | 1048576 bit |
内存集成电路类型: | VIDEO DRAM | 内存宽度: | 4 |
功能数量: | 1 | 端口数量: | 2 |
端子数量: | 28 | 字数: | 262144 words |
字数代码: | 256000 | 工作模式: | ASYNCHRONOUS |
最高工作温度: | 125 °C | 最低工作温度: | -55 °C |
组织: | 256KX4 | 输出特性: | 3-STATE |
封装主体材料: | CERAMIC, METAL-SEALED COFIRED | 封装代码: | DIP |
封装等效代码: | DIP28,.4 | 封装形状: | RECTANGULAR |
封装形式: | IN-LINE | 峰值回流温度(摄氏度): | NOT SPECIFIED |
电源: | 5 V | 认证状态: | Not Qualified |
刷新周期: | 512 | 筛选级别: | 38535Q/M;38534H;883B |
座面最大高度: | 4.445 mm | 最大待机电流: | 0.015 A |
子类别: | Other Memory ICs | 最大压摆率: | 0.11 mA |
最大供电电压 (Vsup): | 5.5 V | 最小供电电压 (Vsup): | 4.5 V |
标称供电电压 (Vsup): | 5 V | 表面贴装: | NO |
技术: | CMOS | 温度等级: | MILITARY |
端子形式: | THROUGH-HOLE | 端子节距: | 2.54 mm |
端子位置: | DUAL | 处于峰值回流温度下的最长时间: | NOT SPECIFIED |
宽度: | 10.16 mm | Base Number Matches: | 1 |
型号 | 品牌 | 获取价格 | 描述 | 数据表 |
SMJ44C251-12HJM | TI |
获取价格 |
256KX4 VIDEO DRAM, 120ns, CDSO28, CERAMIC, SOJ-28 | |
SMJ44C251-12JDM | TI |
获取价格 |
256KX4 VIDEO DRAM, 120ns, CDIP28, 0.400 INCH, SIDE BRAZED, CERAMIC, DIP-28 | |
SMJ44C251-15HJM | TI |
获取价格 |
256KX4 VIDEO DRAM, 150ns, CDSO28, 1.27 MM PITCH, HERMETIC SEALED, CERAMIC, J LEADED, SOP-2 | |
SMJ44C251-15JDM | TI |
获取价格 |
256KX4 VIDEO DRAM, 150ns, CDIP28, 0.400 INCH, HERMETIC SEALED, SIDE BRAZED, CERAMIC, DIP-2 | |
SMJ44C251B | AUSTIN |
获取价格 |
256K X 4 VRAM 256K x 4 DRAM with 512K x 4 SAM | |
SMJ44C251B | TI |
获取价格 |
262144 BY 4-BIT MULTIPORT VIDEO RAM | |
SMJ44C251B10HJM | AUSTIN |
获取价格 |
256K X 4 VRAM 256K x 4 DRAM with 512K x 4 SAM | |
SMJ44C251B10HJM | MICROSS |
获取价格 |
Video DRAM, 256KX4, 100ns, CMOS, CDSO28, CERAMIC, LCC-28 | |
SMJ44C251B-10HJM | AUSTIN |
获取价格 |
256K X 4 VRAM 256K x 4 DRAM with 512K x 4 SAM | |
SMJ44C251B-10HJM883C | MICROSS |
获取价格 |
Video DRAM, 256KX4, 100ns, CMOS, CDSO28, CERAMIC, LCC-28 |