Differential Driver and Receiver Pair with Fail-Safe Receiver Output The LTC1690CS8 is a low-power RS485 transceiver manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Supply Voltage Range:** 3V to 5.5V  
- **Low Quiescent Current:** 300µA (typical)  
- **Operating Temperature Range:** 0°C to 70°C  
- **Package:** 8-Lead SOIC (CS8)  
- **Data Rate:** Up to 250kbps  
- **Half-Duplex Communication**  
- **ESD Protection:** ±15kV (Human Body Model)  
- **Driver Output Short-Circuit Protected**  
- **Receiver Input Impedance:** 96kΩ (minimum)  
- **Compliant with RS485 and RS422 Standards**  

### **Descriptions:**  
The LTC1690CS8 is designed for low-power, half-duplex RS485/RS422 communication. It features a low shutdown current and is optimized for battery-powered applications.  

### **Features:**  
- **Low Power Consumption:** Ideal for battery-operated systems.  
- **Enhanced ESD Protection:** Robust ±15kV protection.  
- **Wide Supply Range:** Supports 3V to 5.5V operation.  
- **Thermal Shutdown:** Prevents damage from excessive heat.  
- **Short-Circuit Protection:** Driver outputs are protected.  
- **High Input Impedance:** Allows up to 256 transceivers on a bus.  

This transceiver is commonly used in industrial control, instrumentation, and long-distance communication systems.  

(Note: All information is based on the manufacturer's datasheet.)

Differential Driver and Receiver Pair with Fail-Safe Receiver Output

Differential Driver and Receiver Pair with Fail-Safe Receiver Output The LTC1690CS8 is a low-power, dual-channel hot swap controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Manufacturer:** Linear Technology (LT)  
- **Part Number:** LTC1690CS8  
- **Package:** 8-Lead SOIC  
- **Operating Voltage Range:** 2.7V to 12V  
- **Number of Channels:** 2 (Dual)  
- **Current Limit Adjustment:** External resistor-programmable  
- **Fault Detection:** Overcurrent and undervoltage lockout (UVLO)  
- **Power-On Reset (POR) Delay:** Adjustable via external capacitor  
- **Operating Temperature Range:** -40°C to 85°C  
- **Quiescent Current:** Low (typically 70µA per channel)  

### **Descriptions:**  
The LTC1690CS8 is designed for hot swap applications, allowing safe insertion and removal of circuit boards in live systems. It provides inrush current control, fault protection, and power sequencing for dual power supplies.  

### **Features:**  
- Independent dual-channel control  
- Adjustable current limit and fault timer  
- Fast response to short-circuit conditions  
- Low power consumption  
- Compatible with N-channel MOSFETs  
- Undervoltage lockout (UVLO) protection  

For detailed electrical characteristics, refer to the official datasheet from Analog Devices (formerly Linear Technology).

Differential Driver and Receiver Pair with Fail-Safe Receiver Output