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SN74HC27D from TI,Texas Instruments

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SN74HC27D

Manufacturer: TI

Triple 3-Input Positive-NOR Gates

Partnumber Manufacturer Quantity Availability
SN74HC27D TI 459 In Stock

Description and Introduction

Triple 3-Input Positive-NOR Gates The SN74HC27D is a triple 3-input NOR gate IC manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** NOR Gate  
- **Number of Circuits:** 3  
- **Number of Inputs per Gate:** 3  
- **Supply Voltage Range:** 2V to 6V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package Type:** SOIC-14  
- **Propagation Delay Time:** 13 ns (typical at 5V)  
- **Low-Level Output Current:** 5.2 mA  
- **High-Level Output Current:** -5.2 mA  
- **Technology:** CMOS  

### **Description:**  
The SN74HC27D is a high-speed CMOS logic device containing three independent 3-input NOR gates. It operates over a wide voltage range and is compatible with TTL levels when used at 5V.  

### **Features:**  
- **Wide Operating Voltage Range:** 2V to 6V  
- **Low Power Consumption:** CMOS technology ensures minimal power dissipation  
- **High Noise Immunity:** Typical of CMOS devices  
- **Balanced Propagation Delays:** Ensures reliable performance in logic circuits  
- **Pin-Compatible with 74LS27:** Allows for easy replacement in existing designs  
- **Schmitt-Trigger Inputs:** Not applicable (standard CMOS inputs)  

This IC is commonly used in digital logic applications requiring NOR gate functionality.

Application Scenarios & Design Considerations

Triple 3-Input Positive-NOR Gates

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