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SN75121 from TI,Texas Instruments

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SN75121

Manufacturer: TI

Dual Line Drivers

Partnumber Manufacturer Quantity Availability
SN75121 TI 176 In Stock

Description and Introduction

Dual Line Drivers The SN75121 is a dual differential line receiver manufactured by Texas Instruments (TI). Below are its specifications, descriptions, and features based on factual information:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (TI)  
- **Type:** Dual Differential Line Receiver  
- **Supply Voltage Range:** ±5V to ±12V  
- **Input Common-Mode Voltage Range:** ±25V  
- **Differential Input Threshold:** ±200mV  
- **Propagation Delay:** Typically 20ns  
- **Output Type:** TTL-Compatible  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package Options:** 16-pin DIP (Plastic)  

### **Descriptions:**  
The SN75121 is designed for high-speed data transmission over balanced lines, commonly used in RS-422 and RS-423 communication systems. It provides two independent differential line receivers in a single package, ensuring reliable signal reception in noisy environments.  

### **Features:**  
- **Dual-Channel Operation:** Two independent receivers in one IC.  
- **High Input Impedance:** Minimizes loading on the transmission line.  
- **Wide Common-Mode Range:** Tolerates ±25V, making it robust against noise.  
- **TTL-Compatible Outputs:** Direct interface with TTL logic circuits.  
- **Fast Response Time:** Low propagation delay for high-speed data.  
- **Fail-Safe Design:** Ensures known output state when inputs are open or shorted.  

This information is strictly derived from the manufacturer's datasheet and specifications.

Application Scenarios & Design Considerations

Dual Line Drivers

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