型号 功能描述 生产厂家 企业 LOGO 操作

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, 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

Keyboard / Keypad Encoder for up to 16 switches

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更新时间:2025-12-30 12:04:01
IC供应商 芯片型号 品牌 批号 封装 库存 备注 价格
FAIRCHILD/仙童
25+
SOP
12360
FAIRCHILD/仙童原装特价MM74C922WM即刻询购立享优惠#长期有货
Fairchild(飞兆/仙童)
24+
N/A
16048
原厂可订货,技术支持,直接渠道。可签保供合同
Fairchild
23+
18-DIP
65480
NS
24+
DIP
20000
全新原厂原装,进口正品现货,正规渠道可含税!!
FAIRCHILD/仙童
21+
DIP18
9080
只做原装,质量保证
FAIRCHILD/仙童
2025+
SOP20
5000
原装进口价格优 请找坤融电子!
NS/国半
23+
DIP
13000
原厂授权一级代理,专业海外优势订货,价格优势、品种
NSC
25+
DIP18
2568
原装优势!绝对公司现货
SFC
1215+
DIP
150000
全新原装,绝对正品,公司大量现货供应.
FAIRCHILD/仙童
2021+
SOP20
9450
原装现货。

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