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SN74ALS21A from TI,Texas Instruments

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SN74ALS21A

Manufacturer: TI

Dual 4-Input Positive-AND Gates

Partnumber Manufacturer Quantity Availability
SN74ALS21A TI 230 In Stock

Description and Introduction

Dual 4-Input Positive-AND Gates The SN74ALS21A 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 (VCC):** 4.5V to 5.5V  
- **Operating Temperature Range:** 0°C to +70°C  
- **Propagation Delay (Max):** 11 ns at 5V  
- **Low-Level Output Current (IOL):** 24 mA  
- **High-Level Output Current (IOH):** -2.6 mA  
- **Package Options:** PDIP (Plastic Dual-In-Line Package), SOIC (Small Outline IC)  

### **Descriptions:**  
The SN74ALS21A is a high-speed, low-power Schottky TTL logic device. It contains two independent 4-input AND gates, providing reliable logic operations in digital circuits.  

### **Features:**  
- **Schottky-clamped for high performance**  
- **Low power consumption**  
- **Balanced propagation delays**  
- **Input clamping diodes for reduced transmission-line effects**  
- **Compatible with most TTL families**  

For more detailed electrical characteristics, refer to the official Texas Instruments datasheet.

Application Scenarios & Design Considerations

Dual 4-Input Positive-AND Gates

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