型号 功能描述 生产厂家 企业 LOGO 操作

16-Key Encoder 20-Key Encoder

General Description The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These encoders also have on-chip pull-up devices which permit switches

Fairchild

仙童半导体

16, 20-Key Encoder

General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These encoders also have on-chip pullup devices which permit switches with up to 50 kXon

NSC

国半

16, 20-Key Encoder

General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These encoders also have on-chip pullup devices which permit switches with up to 50 kXon

NSC

国半

16-Key Encoder 20-Key Encoder

General Description The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These encoders also have on-chip pull-up devices which permit switches

Fairchild

仙童半导体

16-Key Encoder 20-Key Encoder

General Description The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These encoders also have on-chip pull-up devices which permit switches

Fairchild

仙童半导体

更新时间:2025-12-28 14:54:01
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
NS/国半
2403+
DIP
11809
原装现货!欢迎随时咨询!
NS/国半
21+
DIP20
1709
NS
24+
DIP
9850
公司原装现货/长期供应
FAIRCHILD/仙童
25+
DIP
12360
FAIRCHILD/仙童原装特价MM74C923N即刻询购立享优惠#长期有货
Fairchild
23+
20-DIP
65480
FSC绝对特价
20+
DIP
2950
特价现货超低出售
FAIRCILD
22+
DIP20
3000
原装正品,支持实单
DIP
2021+
TI
16800
全新原装正品,自家优势现货
24+
DIP
5000
公司存货
Fairchild
NEW
20-DIP
9526
代理全系列销售, 全新原装正品,价格优势,长期供应,量大可订

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