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HD74HCT688FP-EL from HITACHI

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HD74HCT688FP-EL

Manufacturer: HITACHI

8-bit Magnitude Comparator

Partnumber Manufacturer Quantity Availability
HD74HCT688FP-EL,HD74HCT688FPEL HITACHI 337 In Stock

Description and Introduction

8-bit Magnitude Comparator The HD74HCT688FP-EL is a high-speed CMOS 8-bit magnitude comparator manufactured by Hitachi. Here are its key specifications:

- **Logic Family**: HCT (High-Speed CMOS with TTL compatibility)  
- **Function**: 8-bit magnitude comparator  
- **Operating Voltage**: 4.5V to 5.5V  
- **Input Current (Max)**: ±1μA  
- **Output Current (Max)**: ±4mA  
- **Propagation Delay**: 26ns (typical) at 5V  
- **Power Dissipation**: 80mW (max)  
- **Package**: FP (Plastic QFP)  
- **Pin Count**: 20  
- **Operating Temperature Range**: -40°C to +85°C  

This device compares two 8-bit binary or BCD words and provides active-low outputs for equality (P=Q) and greater-than (P>Q) conditions. It is compatible with TTL levels.  

(Source: Hitachi datasheet for HD74HCT688FP-EL.)

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