位置：首页 > IC中文资料 > SN54LS490J
| 型号 | 功能描述 | 生产厂家 企业 | LOGO | 操作 |
|---|---|---|---|---|
SN54LS490J | 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 |
|---|---|---|---|---|---|---|---|
23+ |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
|||||
TI |
09+ |
DIP16 |
5500 |
原装无铅,优势热卖 |
|||
TI |
25+ |
DIP |
2800 |
原装现货!可长期供货! |
|||
TI/德州仪器 |
2447 |
DIP |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
|||
TI/德州仪器 |
23+ |
CDIP |
50000 |
全新原装正品现货,支持订货 |
|||
TI/德州仪器 |
24+ |
DIP |
1500 |
只供应原装正品 欢迎询价 |
|||
TI(德州仪器) |
2021+ |
8000 |
原装现货，欢迎询价 |
||||
MOTOROLA/摩托罗拉 |
QQ咨询 |
DIP-16 |
826 |
全新原装 研究所指定供货商 |
|||
TI |
23+ |
DIP |
8650 |
受权代理!全新原装现货特价热卖! |
|||
TI |
25+ |
CDIP (J) |
6000 |
原厂原装,价格优势 |
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SN54LS490J规格书下载地址
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