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HD74S280 from HIT

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HD74S280

Manufacturer: HIT

TTL HD74/HD74S Series

Partnumber Manufacturer Quantity Availability
HD74S280 HIT 50 In Stock

Description and Introduction

TTL HD74/HD74S Series The HD74S280 is a 9-bit parity generator/checker manufactured by Hitachi. Here are its key specifications:

- **Function**: Generates or checks odd/even parity for 9-bit data.
- **Logic Family**: S-series (Schottky TTL).
- **Number of Bits**: 9-bit input (A-I).
- **Outputs**:  
  - Σ Even (sum even)  
  - Σ Odd (sum odd)  
- **Operating Voltage**: 5V (standard TTL levels).
- **Propagation Delay**: Typically 12 ns (max).
- **Power Dissipation**: ~500 mW (max).
- **Package**: 14-pin DIP (Dual In-line Package).
- **Operating Temperature Range**: 0°C to +70°C (commercial grade).

For exact values, refer to Hitachi’s official datasheet.

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