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SN54SLASH74LS247中文资料摩托罗拉数据手册PDF规格书
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SN54SLASH74LS247规格书详情
The SN54/74LS247 thru SN54/74LS249 are BCD-to-Seven-Segment Decoder/Drivers. The LS247 and LS248 are functionally and electrically identical to the LS47 and LS48 with the same pinout configuration. The LS249 is a 16-pin version of the 14-pin LS49 and includes full functional capability for lamp test and ripple blanking which was not available in the LS49.
LS247
• Open-Collector Outputs Drive Indicators Directly
• Lamp-Test Provision
• Leading/Trailing Zero Suppression
LS248
• Internal Pull-Ups Eliminate Need for External Resistors
• Lamp-Test Provision
• Leading/Trailing Zero Suppression
LS249
• Open-Collector Outputs
• Lamp-Test Provision
• Leading/Trailing Zero Suppression
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
23+ |
CDIP |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
最新 |
2000 |
原装正品现货 |
询价 | ||||
TI/德州仪器 |
22+ |
CDIP |
12245 |
现货,原厂原装假一罚十! |
询价 | ||
TI |
CDIP14 |
8650 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
TI/德州仪器 |
25+ |
原厂封装 |
10280 |
询价 | |||
TI/德州仪器 |
23+ |
CDIP |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
询价 | ||
TI |
24+ |
DIP-14 |
3565 |
绝对全新原装公司现货热卖! |
询价 | ||
24+ |
N/A |
58000 |
一级代理-主营优势-实惠价格-不悔选择 |
询价 | |||
TI |
25+ |
DIP-8 |
369 |
长期原装现货,特价供应! |
询价 | ||
TI/德州仪器 |
23+ |
CDIP-14 |
9990 |
正规渠道,只有原装! |
询价 |
