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HD74LS293 from HIT

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HD74LS293

Manufacturer: HIT

Ouadruple 2-input Positive NAND Gates

Partnumber Manufacturer Quantity Availability
HD74LS293 HIT 22 In Stock

Description and Introduction

Ouadruple 2-input Positive NAND Gates The HD74LS293 is a high-speed 4-bit binary counter manufactured by Hitachi. Here are its key specifications:

- **Logic Family**: LS-TTL (Low-Power Schottky TTL)  
- **Function**: 4-bit binary ripple counter  
- **Operating Voltage**: 4.75V to 5.25V (nominal 5V)  
- **Maximum Clock Frequency**: 32 MHz (typical)  
- **Propagation Delay**: 15 ns (typical)  
- **Power Dissipation**: 30 mW (typical)  
- **Output Current (High/Low)**: -0.4 mA / 8 mA  
- **Input Current (High/Low)**: 20 µA / -0.4 mA  
- **Operating Temperature Range**: 0°C to 70°C  
- **Package**: 14-pin DIP (Dual In-line Package)  

The HD74LS293 consists of a divide-by-2 and a divide-by-8 counter, which can be used independently or cascaded. It features asynchronous reset functionality (Master Reset, MR).  

For exact details, refer to Hitachi's official datasheet.

Partnumber Manufacturer Quantity Availability
HD74LS293 HIT 23 In Stock

Description and Introduction

Ouadruple 2-input Positive NAND Gates The HD74LS293 is a high-speed 4-bit binary counter manufactured by Hitachi. Here are its key specifications:

1. **Function**: 4-bit binary counter (divide-by-2 and divide-by-8).
2. **Logic Family**: LS-TTL (Low-Power Schottky TTL).
3. **Operating Voltage**: 5V (nominal).
4. **Clock Frequency**: Up to 32 MHz (typical).
5. **Propagation Delay**: 15 ns (typical).
6. **Power Dissipation**: 45 mW (typical).
7. **Operating Temperature Range**: 0°C to +70°C.
8. **Package**: 14-pin DIP (Dual In-line Package).
9. **Input/Output Compatibility**: TTL levels.
10. **Features**: Asynchronous reset (Master Reset).

This information is based on the manufacturer's datasheet.

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