The 74HC/HCT390 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky
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电子发烧友网站提供《74HC390;74HCT390双十进制波纹计数器规格书.pdf》资料免费下载
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The CD74HC390 and ’HCT390 dual 4-bit decade ripple counters are high-speed silicon-gate CMOS
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双十进制纹波计数器-74HC_HCT390
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电子发烧友网站提供《CD74HC390、CDx4HCT390 高速 CMOS 逻辑双路十进制纹波计数器数据表.pdf》资料免费下载
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HD74HC390 数据表
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HD74HC390 数据表
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74HCT390 - DUAL DECADE RIPPLE COUNTER - List of Unclassifed Manufacturers
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MM54HC390/MM74HC390Dual 4-Bit Decade CounterMM54HC393/MM74HC393Dual 4-Bit Binary Cou
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74HC/HCT40
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