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SN54LS168J规格书详情
BCD DECADE/MODULO 16 BINARY SYNCHRONOUS BI-DIRECTIONAL COUNTERS
The SN54/74LS168 and SN54/74LS169 are fully synchronous 4-stage up/down counters featuring a preset capability for programmable operation, carry lookahead for easy cascading and a U/D input to control the direction of counting. The SN54/74LS168 counts in a BCD decade (8, 4, 2, 1) sequence, while the SN54/74LS169 operates in a Modulo 16 binary sequence. All state changes, whether in counting or parallel loading, are initiated by the LOW-to-HIGH transition of the clock.
• Low Power Dissipation 100 mW Typical
• High-Speed Count Frequency 30 MHz Typical
• Fully Synchronous Operation
• Full Carry Lookahead for Easy Cascading
• Single Up/Down Control Input
• Positive Edge-Trigger Operation
• Input Clamp Diodes Limit High-Speed Termination Effects
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI(德州仪器) |
24+ |
DIP16 |
1476 |
原装现货,免费供样,技术支持,原厂对接 |
询价 | ||
TI |
9449+ |
DIP |
600 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
TI |
25+ |
金封圆帽 |
18000 |
原厂直接发货进口原装 |
询价 | ||
TI |
23+ |
NA |
609 |
专做原装正品,假一罚百! |
询价 | ||
MOT |
25+ |
DIP |
2800 |
原装现货!可长期供货! |
询价 | ||
TI |
25+ |
DIP |
4500 |
全新原装、诚信经营、公司现货销售! |
询价 | ||
TI/德州仪器 |
24+ |
DIP |
600 |
只供应原装正品 欢迎询价 |
询价 | ||
TI/德州仪器 |
22+ |
CDIP |
12245 |
现货,原厂原装假一罚十! |
询价 | ||
TI/德州仪器 |
QQ咨询 |
CDIP |
152 |
全新原装 研究所指定供货商 |
询价 | ||
TI |
23+ |
CDIP |
5600 |
绝对全新原装!优势供货渠道!特价!请放心订购! |
询价 |


