SN74LS490资料datasheet下载批发供应-114ic电子网

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型号	下载订购	功能描述	制造商上传企业	LOGO
SN74LS490	文件：161.86 Kbytes Page：5 Pages	DUAL DECADE COUNTER The SN54/74LS490 contains a pair of high-speed 4-stage ripple counters. Each half of the SN54/74LS490 has individual Clock, Master Reset and Master Set (Preset 9) inputs. Each section counts in the 8, 4, 2, 1 BCD code. • Dual Version of SN54/74LS490 • Individual Asynchronous Clear and Preset to 文件：161.86 Kbytes 页数：5 Pages	MOTOROLA 摩托罗拉	MOTOROLA
SN74LS490	文件：141.13 Kbytes Page：8 Pages	DUAL 4-BIT DECADE COUNTERS 文件：141.13 Kbytes 页数：8 Pages	TI 德州仪器	TI
SN74LS490D	文件：161.86 Kbytes Page：5 Pages	DUAL DECADE COUNTER The SN54/74LS490 contains a pair of high-speed 4-stage ripple counters. Each half of the SN54/74LS490 has individual Clock, Master Reset and Master Set (Preset 9) inputs. Each section counts in the 8, 4, 2, 1 BCD code. • Dual Version of SN54/74LS490 • Individual Asynchronous Clear and Preset to 文件：161.86 Kbytes 页数：5 Pages	MOTOROLA 摩托罗拉	MOTOROLA
SN74LS490N	文件：161.86 Kbytes Page：5 Pages	DUAL DECADE COUNTER The SN54/74LS490 contains a pair of high-speed 4-stage ripple counters. Each half of the SN54/74LS490 has individual Clock, Master Reset and Master Set (Preset 9) inputs. Each section counts in the 8, 4, 2, 1 BCD code. • Dual Version of SN54/74LS490 • Individual Asynchronous Clear and Preset to 文件：161.86 Kbytes 页数：5 Pages	MOTOROLA 摩托罗拉	MOTOROLA

更多SN74LS490供应商更新时间2026-1-17 16:01:00