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DM74LS28

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DM74LS28 数据手册

March 1989

Revised March 2000

DM74LS28

Quad 2-Input NOR Buffer

General Description

The DM74LS28 contains four independent gates each of

which perform the logic NOR function.

Ordering Code:

Order Number Package Number

Package Description

14-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-120, 0.150 Narrow

DM74LS28M

M14A

Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.

Connection Diagram

Truth Table

Y = A+B

Inputs

Output

H = HIGH logic level

L = LOW logic level

DS010169

www.fairchildsemi.com

12 3

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型号	品牌	获取价格	描述	数据表
DM74LS283	FAIRCHILD	获取价格	4-Bit Binary Adder with Fast Carry
DM74LS283	NSC	获取价格	4-Bit Binary Adders with Fast Carry
DM74LS283_98	FAIRCHILD	获取价格	4-Bit Binary Adders with Fast Carry
DM74LS283CW	FAIRCHILD	获取价格	暂无描述
DM74LS283J	TI	获取价格	IC,BINARY ADDER,LS-TTL,DIP,16PIN,CERAMIC
DM74LS283J/A+	TI	获取价格	IC,BINARY ADDER,LS-TTL,DIP,16PIN,CERAMIC
DM74LS283M	NSC	获取价格	4-Bit Binary Adders with Fast Carry
DM74LS283M	FAIRCHILD	获取价格	4-Bit Binary Adder with Fast Carry
DM74LS283MX	FAIRCHILD	获取价格	Binary Adder
DM74LS283N	FAIRCHILD	获取价格	4-Bit Binary Adder with Fast Carry