SN54LS181

更新时间： 2024-09-13 23:06:11

品牌	Logo	应用领域
摩托罗拉 - MOTOROLA		/
页数	文件大小	规格书
9页	280K
描述
4-BIT ARITHMETIC LOGIC UNIT

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数据手册

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SN54LS181 数据手册

SN54/74LS181

4-BIT ARITHMETIC

LOGIC UNIT

The SN54/74LS181 is a 4-bit Arithmetic Logic Unit (ALU) which can

perform all the possible 16 logic, operations on two variables and a variety of

arithmetic operations.

4-BIT ARITHMETIC

LOGIC UNIT

• Provides 16 Arithmetic Operations Add, Subtract, Compare, Double,

Plus Twelve Other Arithmetic Operations

LOW POWER SCHOTTKY

• Provides all 16 Logic Operations of Two Variables Exclusive — OR,

Compare, AND, NAND, OR, NOR, Plus Ten other Logic Operations

• Full Lookahead for High Speed Arithmetic Operation on Long Words

• Input Clamp Diodes

J SUFFIX

CERAMIC

CASE 623-05

CONNECTION DIAGRAM DIP (TOP VIEW)

N SUFFIX

PLASTIC

CASE 649-03

ORDERING INFORMATION

NOTE:

SN54LSXXXJ

SN74LSXXXN Plastic

Ceramic

The Flatpak version

has the same pinouts

(Connection Diagram) as

the Dual In-Line Package.

LOGIC SYMBOL

PIN NAMES

LOADING (Note a)

HIGH

LOW

A –A , B –B

S –S

Operand (Active LOW) Inputs

Function — Select Inputs

Mode Control Input

Carry Input

Function (Active LOW) Outputs

Comparator Output

Carry Generator (Active LOW)

Output

1.5 U.L.

2.0 U.L.

0.5 U.L.

2.5 U.L.

10 U.L.

0.75 U.L.

1.0 U.L.

0.25 U.L.

1.25 U.L.

5 (2.5) U.L.

10 U.L.

F –F

A = B

Open Collector

10 U.L.

Carry Propagate (Active LOW)

Output

Carry Output

10 U.L.

5 U.L.

5 (2.5) U.L.

n+4

NOTES:

a. 1 TTL Unit Load (U.L.) = 40 µA HIGH/1.6 mA LOW.

b. The Output LOW drive factor is 2.5 U.L. for Military (54) and 5 U.L. for Commercial (74)

b. Temperature Ranges.

FAST AND LS TTL DATA

5-332

12 3 4 5 6 7...9

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与SN54LS181相关器件

型号	品牌	获取价格	描述	数据表
SN54LS181_15	TI	获取价格	ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS
SN54LS181FK	TI	获取价格	ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS
SN54LS181FK	ROCHESTER	获取价格	Arithmetic Logic Unit, LS Series, 4-Bit, TTL, CQCC28
SN54LS181J	TI	获取价格	ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS
SN54LS181J	MOTOROLA	获取价格	4-BIT ARITHMETIC LOGIC UNIT
SN54LS181W	TI	获取价格	ARITHMETIC LOGIC UNITS/FUNCTION GENERATORS
SN54LS181W	ROCHESTER	获取价格	Arithmetic Logic Unit, LS Series, 4-Bit, TTL, CDFP24
SN54LS181W-10	TI	获取价格	LS SERIES, 4-BIT ARITHMETIC LOGIC UNIT, CDFP24
SN54LS182	MOTOROLA	获取价格	CARRY LOOKAHEAD GENERATOR LOW POWER SCHOTTKY
SN54LS183	TI	获取价格	DUAL CARRY-SAVE FULL ADDERS