【选型】低功率静态随机存取存储器AS6C4008A-55ZIN用于AC/DC电源系统,存取速度可达55ns
AC/DC电源系统现在要求宽运行温度范围,并通过输出短路和过流保护确保设备和用户安全。 AC/DC电源系统未来的发展方向是在提高能效和满足电磁兼容性(EMC)要求的同时,也要降低成本、减少外形尺寸。
某客户在做一款中大功率的AC/DC电源系统,需要一款低功率静态随机存取存储器:32pin贴片封装,3V供电,存储容量4M(512K×8bit),支持工业级温度范围(-40~85℃)。本文推荐ALLIANCE低功率静态随机存取存储器AS6C4008A-55ZIN用于AC/DC电源系统。
图一是Alliance低功率静态随机存取存储器AS6C4008A-55ZIN管脚图
图一 AS6C4008A-55ZIN管脚图
图二是Alliance低功率静态随机存取存储器AS6C4008A-55ZIN封装尺寸图
图二 AS6C4008A-55ZIN封装尺寸图
Alliance低功率静态随机存取存储器AS6C4008A-55ZIN用于AC/DC电源系统的优势主要有以下几点:
1、AS6C4008A-55ZIN采用高性能、高可靠性的CMOS技术制成,具有低功耗、高可靠性等特性,适合低功耗系统应用,尤其适用于电池供电的非易失性存储。
2、AS6C4008A-55ZIN采用单电源供电,供电电压(Vcc)范围:2.7V~3.6V(Vcc典型值为3V),其所有输入和输出完全兼容TTL电平。
3、AS6C4008A-55ZIN存取时间短,存取速度可达55ns,功耗低,低功耗:最大功耗1 W,工作电流ICC典型值为30mA。
综上所述,Alliance推出的低功率静态随机存取存储器AS6C4008A-55ZIN非常适合用于AC/DC电源系统。
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产品型号
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品类
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Product Family
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DENSITY
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ORGANISATION
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VCC(V)
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8K x 8
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5V
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Commercial (0 ~ 70°C)
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28pin SOJ(300mil)
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3
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产品型号
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品类
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DENSITY(GB、Mb)
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ORGANISATION
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VCC(V)
|
TEMPERATURE RANGE(°C)
|
PACKAGE
|
NCNR
|
MOQ
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VCCQ(V)
|
ASFC4G31M-51BIN
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FLASH
|
4GB
|
32Gbx1 NAND
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3V
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Industrial (-45 + 85°C)
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153ball FBGA(11.5x13mm)
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NO
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160
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1.8V, 3.3V
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