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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

文件:161.86 Kbytes 页数:5 Pages

Motorola

摩托罗拉

SN54LS490

DUAL 4-BIT DECADE COUNTERS

文件:141.13 Kbytes 页数:8 Pages

TI

德州仪器

SN54LS490

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

文件:161.86 Kbytes 页数:5 Pages

Motorola

摩托罗拉

SN54S00J

CDIP

SN54S260J

CDIP-14

TI

德州仪器

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供应商型号品牌批号封装库存备注价格
最新
2000
原装正品现货
询价
TI
23+
CDIP
3000
原装正品假一罚百!可开增票!
询价
TI(德州仪器)
2021+
8000
原装现货,欢迎询价
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
询价
TI
23+
DIP
50000
全新原装正品现货,支持订货
询价
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
询价
TI
92+
DIP
31
一级代理,专注军工、汽车、医疗、工业、新能源、电力
询价
TI/德州仪器
24+
DIP
1500
只供应原装正品 欢迎询价
询价
TI
25+
DIP
9453
询价
A
24+
b
5
询价
更多SN54LS490J供应商 更新时间2025-12-13 15:01:00