位置：首页 > IC中文资料 > SNJ54LS490J
| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
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 | Motorola 摩托罗拉 |   | ||
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 | Motorola 摩托罗拉 | | ||
DUAL 4-BIT DECADE COUNTERS 文件：141.13 Kbytes Page：8 Pages | TI 德州仪器 | |
| IC供应商 | 芯片型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI/德州仪器 |
24+ |
DIP |
1500 |
只供应原装正品 欢迎询价 |
|||
TI |
17+ |
DIP |
6200 |
100%原装正品现货 |
|||
TI |
25+ |
DIP |
80 |
百分百原装正品 真实公司现货库存 本公司只做原装 可 |
|||
TI德州仪器 |
22+ |
24000 |
原装正品现货,实单可谈,量大价优 |
||||
TI |
23+ |
DIP |
8650 |
受权代理!全新原装现货特价热卖! |
|||
FSC |
23+ |
NA |
8000 |
全新原装假一赔十 |
|||
TI |
92+ |
DIP |
31 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
|||
MOTOROLA/摩托罗拉 |
QQ咨询 |
DIP-16 |
826 |
全新原装 研究所指定供货商 |
|||
TI |
DIP |
320 |
正品原装--自家现货-实单可谈 |
||||
TI |
25+ |
模块 |
18000 |
原厂直接发货进口原装 |
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DdatasheetPDF页码索引
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