位置：首页 > IC中文资料第628页 > SN74LS490
| 型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
SN74LS490 | DUALDECADECOUNTER TheSN54/74LS490containsapairofhigh-speed4-stageripplecounters.EachhalfoftheSN54/74LS490hasindividualClock,MasterResetandMasterSet(Preset9)inputs.Eachsectioncountsinthe8,4,2,1BCDcode. •DualVersionofSN54/74LS490 •IndividualAsynchronousClearandPresetto | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 |  |   |
SN74LS490 | DUAL4-BITDECADECOUNTERS 文件：141.13 Kbytes Page：8 Pages | TITexas Instruments 德州仪器美国德州仪器公司 |  | |
DUALDECADECOUNTER TheSN54/74LS490containsapairofhigh-speed4-stageripplecounters.EachhalfoftheSN54/74LS490hasindividualClock,MasterResetandMasterSet(Preset9)inputs.Eachsectioncountsinthe8,4,2,1BCDcode. •DualVersionofSN54/74LS490 •IndividualAsynchronousClearandPresetto | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 | | | |
DUALDECADECOUNTER TheSN54/74LS490containsapairofhigh-speed4-stageripplecounters.EachhalfoftheSN54/74LS490hasindividualClock,MasterResetandMasterSet(Preset9)inputs.Eachsectioncountsinthe8,4,2,1BCDcode. •DualVersionofSN54/74LS490 •IndividualAsynchronousClearandPresetto | MotorolaMotorola, Inc 摩托罗拉加尔文制造公司 | | | |
BCD-to-SevenSegmentDecoderDriver(withOpencollectoroutputs) ●Quadrupie2-InputPositiveNANDGates ●Quadruple2-InputPositiveNANDGates(withOpenCollectorOutput) (Continue....) | HitachiHitachi Semiconductor 日立日立公司 |  | | |
Ouadruple2-inputPositiveNANDGates 文件：6.85482 Mbytes Page：273 Pages | HitachiHitachi Semiconductor 日立日立公司 | | |
| 替换型号 | 功能描述 | 生产厂家&企业 | LOGO | 操作 |
|---|---|---|---|---|
Ouadruple 2-input Positive NAND Gates | HitachiHitachi Semiconductor 日立日立公司 | | | |
BCD-to-Seven Segment Decoder Driver(with Open collector outputs) | HitachiHitachi Semiconductor 日立日立公司 | | |
SN74LS490产品属性
- 类型
描述
- 型号
SN74LS490
- 制造商
Motorola Inc
- 制造商
Panasonic Industrial Company
- 功能描述
IC
- 制造商
Rochester Electronics LLC
| 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+ |
NA/ |
3748 |
原厂直销,现货供应,账期支持! |
|||
TI/德州仪器 |
23+ |
DIP |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
|||
24+ |
N/A |
64000 |
一级代理-主营优势-实惠价格-不悔选择 |
||||
MOTOROL |
2020+ |
DIP16 |
8 |
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 |
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 |
|||
ADI |
23+ |
DIP |
8000 |
只做原装现货 |
|||
TI/德州仪器 |
23+ |
DIP |
50000 |
全新原装正品现货,支持订货 |
|||
TI德州仪器 |
22+ |
24000 |
原装正品现货,实单可谈,量大价优 |
||||
24+ |
DIP16 |
1 |
自己现货 |
||||
MOTOROLA |
22+ |
DIP16 |
5000 |
原装现货库存.价格优势 |
SN74LS490芯片相关品牌
SN74LS490规格书下载地址
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2019-9-16
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