UPD431000AGW 的参数 |
存储器格式
Format - Memory |
EEPROMs - 串行 EEPROMs - Serial |
存储器类型
Memory Type |
EEPROM |
存储容量
Memory Size |
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速度
Speed |
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接口
Interface |
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电源电压
Voltage - Supply |
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Description & Applications |
MOS INTEGRATED CIRCUIT 1M-BIT CMOS STATIC RAM 128K-WORD BY 8-BIT Description The μPD431000A is a high speed, low power, and 1,048,576 bits (131,072 words by 8 bits) CMOS static RAM. The μPD431000A has two chip enable pins (/CE1, CE2) to extend the capacity. And battery backup is available. In addition to this, A and B versions are low voltage operations. The μPD431000A is packed in 32-pin PLASTIC DIP, 32-pin PLASTIC SOP and 32-pin PLASTIC TSOP (I) (8 × 13.4 mm) and (8 × 20 mm). Features ? 131,072 words by 8 bits organization ? Fast access time: 70, 85, 100, 120, 150 ns (MAX.) ? Low voltage operation (A version: VCC = 3.0 to 5.5 V, B version: VCC = 2.7 to 5.5 V) ? Operating ambient temperature: TA = 0 to 70 °C ? Low VCC data retention: 2.0 V (MIN.) ? Output Enable input for easy application ? Two Chip Enable inputs: /CE1, CE2 |
描述与应用 |
MOS集成电路 1M-BIT的CMOS静态RAM 128K-WORD8位 描述 μPD431000A是一种高速,低功耗,1,048,576位(131,072词的8 bits)CMOS静态RAM。 μPD431000A有两个芯片使能引脚(/ CE1,CE2)扩展容量。和电池备份是可用的。在 此外,A和B版本的低电压操作。 μPD431000A是装在32引脚塑料DIP,32引脚塑料SOP和32引脚塑料TSOP(I)(8×13.4 毫米)和(8×20毫米)。 特点 ?131,072词的8位组织 ?快速存取时间:70,85,100,120,150纳秒(最大值) ?低电压工作(版本:VCC=3.0至5.5 V,B版本:VCC=2.7至5.5 V) ?工作环境温度:TA= 0到70°C ?低VCC数据保留:2.0 V(最小) ?输出使能输入,便于应用 ?两个芯片使能输入/ CE1,CE2 |
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