74F181 Datasheet PDF | Fairchild Semiconductor

Fairchild Semiconductor 74F181

The 74F181 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. It is 40% faster than the Schottky ALU and only consumes 30% as much power. Pin Names A0–A3 B0–B3 S0–S3 M Cn F0–F3 A=B G P Cn + 4 Note 1: OC-Open Collector Description HIGH/LOW A Operand Inputs (Active LOW) B Operand Inputs (Active LOW) Function Select Inputs Mode Control Input Carry Input Function Outputs (Active LOW) Comparator Output Carry Generate Output (Active LOW)...

Part No.	74F181
Datasheet	74F181 Download
Manufacturer	Fairchild Semiconductor
Description	4-Bit Arithmetic Logic
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GENERAL DESCRIPTION

FEATURES

s Full lookahead for high-speed arithmetic operation on long words Ordering Code: Order Number 74F181SC 74F181PC 74F181SPC Package Number M24B N24A N24C Package

DESCRIPTION

24-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide 24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-010, 0.600 Wide 24-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-100, 0.300 Wide Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Logic Symbols Active-HIGH Operands Connection Diagram Active-LOW Operands IEEE/IEC © 1999 Fairchild Semiconductor Corporation DS009491 74F181 Unit Loading/Fan Out U.L. Pin Names A0–A3 B0–B3 S0–S3 M Cn F0–F3 A=B G P Cn + 4 Note 1: OC-Open Collector

DESCRIPTION

HIGH/LOW A Operand Inputs (Active LOW) B Operand Inputs (Active LOW) Function Select Inputs Mode Control Input Carry Input Function Outputs (Active LOW) Comparator Output Carry Generate Output (Active LOW) Carry Propag...

74F181 Datasheets by Manufacturer

2 datasheets

Part Number	Manufacturer
74F181	Philips
74F181	National Semiconductor