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HD74S181 from HIT

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HD74S181

Manufacturer: HIT

TTL HD74/HD74S Series

Partnumber Manufacturer Quantity Availability
HD74S181 HIT 9314 In Stock

Description and Introduction

TTL HD74/HD74S Series The HD74S181 is a 4-bit arithmetic logic unit (ALU) manufactured by Hitachi (HIT). Here are its key specifications:

- **Function**: Performs 16 binary arithmetic operations and 16 logic operations on two 4-bit words.
- **Logic Family**: Schottky TTL (S-series).
- **Package**: 24-pin DIP (Dual In-line Package).
- **Supply Voltage**: 5V (standard TTL levels).
- **Operating Temperature Range**: 0°C to +70°C (commercial grade).
- **Propagation Delay**: Typically 10ns (varies by operation).
- **Power Dissipation**: Approximately 500mW (max).
- **Input/Output Compatibility**: TTL-compatible inputs and outputs.
- **Features**: Includes carry lookahead for high-speed arithmetic operations, cascadable for wider word lengths.

This information is sourced from Hitachi's official datasheet for the HD74S181.

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