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SN75C3221DB from TI,Texas Instruments

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SN75C3221DB

Manufacturer: TI

3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER

Partnumber Manufacturer Quantity Availability
SN75C3221DB TI 179 In Stock

Description and Introduction

3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER The SN75C3221DB is a dual-channel RS-232 line driver/receiver manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Supply Voltage (VCC):** 3.3V or 5V  
- **Data Rate:** Up to 1Mbps  
- **Operating Temperature Range:** -40°C to +85°C  
- **Number of Drivers/Receivers:** 2 Drivers, 2 Receivers  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Package:** SSOP (DB) – 16-pin  

### **Descriptions:**  
- Designed for RS-232 communication in low-power applications.  
- Compatible with TIA/EIA-232-F standards.  
- Includes onboard charge pump for voltage conversion, eliminating the need for external ±12V supplies.  

### **Features:**  
- **Low Power Consumption:** Operates from a single 3.3V or 5V supply.  
- **Auto-Powerdown:** Reduces power when the interface is inactive.  
- **Enhanced ESD Protection:** Protects against electrostatic discharge.  
- **Wide Supply Voltage Range:** Supports both 3.3V and 5V systems.  
- **Small Footprint:** 16-pin SSOP package for space-constrained designs.  

This device is commonly used in industrial, telecom, and computing applications requiring reliable RS-232 communication.

Application Scenarios & Design Considerations

3-V TO 5.5-V SINGLE CHANNEL RS-232 COMPATIBLE LINE DRIVER/RECEIVER

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