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SN74F21DR from TI,Texas Instruments

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SN74F21DR

Manufacturer: TI

Dual 4-input positive-AND gates

Partnumber Manufacturer Quantity Availability
SN74F21DR TI 1224 In Stock

Description and Introduction

Dual 4-input positive-AND gates The SN74F21DR is a dual 4-input positive-AND gate manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Logic Type:** AND Gate  
- **Number of Circuits:** 2  
- **Number of Inputs per Gate:** 4  
- **Supply Voltage Range:** 4.5V to 5.5V  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package / Case:** SOIC-14  
- **Mounting Type:** Surface Mount  
- **Propagation Delay Time:** 5.5 ns (typical) at 5V  
- **Output Current:** ±24mA  
- **High-Level Output Current:** -1mA  
- **Low-Level Output Current:** 20mA  

### **Descriptions:**  
- The SN74F21DR is a high-speed, dual 4-input AND gate with TTL-compatible inputs.  
- It is designed for reliable operation in industrial and commercial applications.  

### **Features:**  
- **High-Speed Operation:** Optimized for fast switching performance.  
- **TTL-Compatible Inputs:** Ensures compatibility with TTL logic levels.  
- **Wide Operating Voltage Range:** Supports 4.5V to 5.5V operation.  
- **Low Power Consumption:** Efficient power usage for extended battery life in portable applications.  
- **Robust Output Drive:** Capable of driving up to 24mA.  
- **Surface-Mount Package:** SOIC-14 for compact PCB designs.  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

Dual 4-input positive-AND gates
Partnumber Manufacturer Quantity Availability
SN74F21DR 2391 In Stock

Description and Introduction

Dual 4-input positive-AND gates The SN74F21DR is a dual 4-input positive-AND gate integrated circuit (IC) manufactured by Texas Instruments.  

### **Specifications:**  
- **Logic Type:** AND Gate  
- **Number of Circuits:** 2  
- **Number of Inputs per Gate:** 4  
- **Supply Voltage (VCC):** 4.5V to 5.5V  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package / Case:** SOIC-14  
- **Mounting Type:** Surface Mount  
- **Propagation Delay Time:** 6.5 ns (typical)  
- **Output Current:** ±24 mA  
- **High-Level Output Voltage (VOH):** 2.7V (min) at VCC = 4.5V  
- **Low-Level Output Voltage (VOL):** 0.5V (max) at VCC = 4.5V  

### **Description:**  
The SN74F21DR is a high-speed, dual 4-input AND gate that performs the logical AND function. It is designed for use in high-performance digital systems where fast switching and reliable operation are required.  

### **Features:**  
- **High-Speed Operation:** Optimized for fast switching applications.  
- **Wide Operating Voltage Range:** Compatible with 5V logic systems.  
- **Low Power Consumption:** Efficient power usage for battery-operated devices.  
- **Robust Output Drive:** Capable of driving up to ±24 mA.  
- **Surface-Mount Package:** SOIC-14 for compact PCB designs.  
- **Schottky Diode Clamping:** Reduces switching noise.  

This IC is commonly used in digital logic circuits, signal processing, and control systems.

Application Scenarios & Design Considerations

Dual 4-input positive-AND gates

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